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Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old man returns from travel in South America. He presents complaining of profuse, watery diarrhea. You suspect the causative organism to be Enterotoxigenic E. coli. What is the mechanism by which this organism causes diarrhea? ---- <<Choices:>> A) Blocks the release of inhibitory neurotransmitte... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old man presents to the clinic for complaints of abdominal pain and diarrhea. He reports a long-standing history of the symptoms except for the time when he attempted a carbohydrate-free diet 5 years ago. The pain is described as stabbing, diffuse, 8/10, and is especially worse following food in... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old male presents for a new primary-care visit. He has never been seen by a physician and reports that he has been in good health. You note a very tall, very thin male whose arm span is greater than his height. The patient reports that his father had a similar build but passed away suddenly in h... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A group of investigators is evaluating the efficacy of intranasal ketamine in decreasing acute suicidality in teenagers admitted to inpatient psychiatric units. They conducted a pilot study in which 15 participants were randomized to receive intranasal ketamine while 15 participants were randomized to rec... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old man presents with severe back pain for the past hour. He says the pain started about 1 hour ago and has not improved. The patient describes the pain as sharp, 10/10, and located between his scapula. Past medical history is significant for hypertension, which he is noncompliant with medicatio... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old girl is brought to the physician by her mother because of a 6-month history of worsening fatigue and frequent upper respiratory tract infections. She is at the 2nd percentile for height and 10th percentile for weight. Physical examination shows pallor, diffuse hyperpigmented macules, absence ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old woman is brought to the emergency department because of loss of consciousness. Her husband says that she complained of vomiting and dizziness for 2 days, but did not seek medical care. She has a history of acral vitiligo. Her blood pressure is 90/60 mm Hg, temperature is 35.9°C (96.6°F), and... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old girl is seen by her pediatrician for developmental delay. One year prior, the patient was able to ride a tricycle, stack 3 blocks, and speak in short sentences. Now, she is unable to feed herself and has recently started to point to objects she wants rather than asking. Physical exam reveals ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 49-year-old woman visits the emergency department with the acute onset of severe shortness of breath. She also reports right-sided calf pain that developed after a 22-hour flight from Beijing to Los Angeles, and that, several hours after she felt pain in her calf, she began to have trouble breathing. Cu... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37-year-old woman, gravida 4, para 3, at 35 weeks' gestation is admitted to the hospital in active labor. She has had no prenatal care. Her three children were delivered by lower segment transverse cesarean section. The patient appears in acute distress. Her pulse is 98/min, respirations are 15/min, and... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man is brought to the clinic by his wife with a complaint of behavioral changes for the past few months. He is irritable and gets angry with trivial matters. He sometimes screams in the middle of the night and remains restless. His wife has recently noticed that he is forgetting things and r... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A researcher is studying the association between hemoglobin levels and BMI. He divides volunteers who wish to participate into 2 groups based on their BMI, a normal weight group and an overweight group. He then measures the hemoglobin level of all of the volunteers. His null hypothesis is that there is no... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 51-year-old female with a history of papillary thyroid carcinoma who is two weeks status-post thyroidectomy presents to her surgeon complaining of difficulty with her voice. Following the operation, she developed immediate hoarseness and difficulty speaking. The hoarseness has not improved since the ope... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> Six days after admission to the hospital for treatment of infective endocarditis, a 64-year-old woman develops persistent ringing in both ears, lightheadedness, and nausea. When she turns her head, she sees the light on the ceiling swinging from side to side. She has congestive heart disease, hypertension... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A patient with congestive heart failure with viral myocarditis due to coxsackievirus infection presents to a local hospital for treatment and then returns home. Which of the following cardiac conditions are the most likely long-term consequence of the patient’s clinical presentation and hospitalization? -... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old male presents to the pediatrician with his mother for a well child visit. His mother has no complaints. The patient is doing well in preschool and appears to be ready for kindergarten. He can begin to sound out letters and write out his first name. He has many friends at school and enjoys pla... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A first-year medical student undergoes a surgical procedure involving a midline laporotomy incision. The patient presents back to the surgeon approximately 3 months later and asks the surgeon: "What type of tissue is causing the scar to form on my abdomen?" The physician promptly answers: ---- <<Choices:>... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old female complains of muscle weakness. Her blood pressure is 180/140 mm Hg, and serum potassium is 3.2 mEq/L. Plasma renin levels are abnormally low. A CT scan of her abdomen reveals a 3 cm lesion in her right adrenal gland. The patient’s lesion is likely composed of functional cells from whic... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 75-year-old woman is brought to the physician by her daughter because of a 1-month history of fatigue and a 3.5-kg (7-lb) weight loss. The patient has a history of hypertension, hyperlipidemia, and Alzheimer's dementia. She lives with her daughter and requires assistance with all of her banking and meal... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old man is brought to the emergency department by EMS from the scene of an automobile accident, where he appeared to be an unrestrained passenger. The patient is confused and unable to answer questions. His temperature is 98.6°F (37°C), pulse is 120/min, blood pressure is 75/44 mmHg, and respira... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old man comes to the emergency department complaining of 10/10 abdominal pain. He describes the pain as sharp, stabbing, intermittent, and concentrated at the left lower quadrant. It started about 3 hours ago with no obvious precipitating factor. He reports multiple similar episodes in the past ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old African American woman presents to the emergency department due to diffuse pain and fatigue. The woman states that she feels like her bones and muscles diffusely hurt. She also has experienced some abdominal pain as well and states that she has trouble focusing. The patient has a past medica... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man with psoriatic arthritis comes to the physician because of progressively worsening pain and stiffness in both of his hands and feet for the past 3 weeks. His psoriatic arthritis had been well-controlled with adalimumab for several years prior to this. His only other medication is omepraz... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old African American female presents to the emergency department with a three day history of cough, chest pain, and fever. Upon presenting to the emergency department, her temperature is 101.4 °F (38.5 °C), blood pressure is 110/80 mmHg, pulse is 95/min, and respirations are 24/min. Lung auscult... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 50-year-old man comes to the physician after a fall on a flight of stairs earlier that day. He slipped, causing him to fall and hit the handrail with the lateral part of his chest. He has no shortness of breath. He returned from a 10-day trip to South Africa 4 weeks ago. He smoked one pack of cigarettes... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old woman presents to a clinic with complaints of a worsening rash on her back, fevers with chills, and rigor for 2 days. She denies any headaches, nausea, or vomiting. She is currently on chemotherapy for multiple myeloma, which was diagnosed last year. On examination, there were multiple punch... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old boy developed nausea, abdominal pain, and watery diarrhea 6 hours after consuming homemade mushroom soup. The boy is rushed to the emergency department. He is severely dehydrated and his blood pressure is 60/40 mm Hg. He is managed with intravenous fluids and other supportive treatment. The ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old girl is brought to the physician because of generalized fatigue and dark urine for 4 days. Four weeks ago, she was treated with cephalexin for a skin infection. Her temperature is 37°C (98.6°F) and blood pressure is 132/89 mm Hg. Physical examination shows 1+ pretibial edema bilaterally. Her ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old girl is brought to the physician by her mother for a 6-month history of irritability. She has no history of significant illness and is up-to-date on her immunizations. She appears markedly lethargic. Her vital signs are within normal limits. Physical examination shows subconjunctival pallor. ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old girl is brought to the physician by her mother because of a 3-day history of lower abdominal pain. Over the past 9 months, she has had multiple similar episodes of abdominal pain, each lasting for 4–5 days. Menarche has not yet occurred. Examination shows suprapubic tenderness to palpation. ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old boy presents with high fever, sore throat, and cough for the past day. The patient’s mother also says he is complaining of generalized muscle aches and chills. Past medical history is significant for childhood asthma, managed with inhaled mometasone furoate. The patient’s temperature is 39.1°... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old woman presents to the emergency department with nausea and progressive right upper quadrant abdominal pain for the past day. For the past year, she has had occasional pain in her right upper quadrant which is often relieved on its own after a few hours. She was recently diagnosed with multip... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old woman comes to the emergency department because of hematuria and pain in both flanks. She has a history of recurrent urinary tract infections. She also complains of swelling of both feet and facial puffiness. She has passed urinary stones twice before. Her mother also has a history of urinar... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 51-year-old man with a past medical history of peptic ulcer disease currently treated via outpatient triple therapy presents to the urgent care center complaining of acute abdominal pain which began suddenly less than 2 hours ago. The physical examination shows his abdomen to be mildly distended, diffus... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 10-month-old boy is brought to the physician because of fever and a cough for 3 days. He was treated for otitis media 3 and 4 months ago. He was also treated for pneumococcal pneumonia and H. influenzae meningitis this past month. He was delivered at term. Pregnancy and neonatal period were uncomplicate... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old right-handed woman is being evaluated for a long history of numbness and tingling in both of her hands, particularly in the third digits, that is worse at night. She works as a medical office assistant in a local travel medicine clinic. Her past medical history is significant for hypothyroid... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old girl is referred to a pediatric cardiologist after a heart murmur was auscultated during a routine school health examination. The patient has not experienced any symptoms of shortness of breath, fatigue, chest pain, or palpitations. She is healthy, does not have any significant medical histor... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old man is brought to the emergency department by the police because of altered mental status. The police found him covering his ears and shouting near a highway rest area. Upon questioning, he was unable to look directly at the police and answer coherently. On the way to the hospital, he report... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old man makes an appointment with his nephrologist because he has been feeling weak and increasingly fatigued over the last month. Specifically, he has not been able to do activities of daily living independently because he feels short of breath after several minutes of activity. His past medica... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old African American woman comes to the physician because of a 4-month history of progressive fatigue, shortness of breath, constipation, and a nonproductive cough. She returned from a trip to Nigeria 6 months ago. Physical examination is unremarkable. Serum calcium concentration is 11.7 mg/dL. ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-day-old female newborn is brought to the physician for evaluation of red eyes with discharge for 3 days. She was born at 37 weeks' gestation to a 26-year-old woman. Pregnancy and delivery were uncomplicated. The mother received irregular prenatal care during the 3rd trimester of pregnancy. Examinatio... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying central nervous system neurotransmitters in mice. He injects the spinal cord with a protease that cleaves SNARE proteins, thereby blocking the release of neurotransmitters from the Renshaw cells in the spinal cord. Which of the following consequences would be expected? ---- <<C... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old G2P2 at 33 weeks and 4 days of gestation presents to the emergency room with low-grade fever, mild low back pain, and dysuria for 1 day. She has a history of urinary tract infections, including one during this current pregnancy that was treated successfully with cephalexin. On examination, s... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old African-American boy is brought to the physician because of a 2-month history of progressive right shoulder pain. He has had many episodes of joint and bone pain in the past, and as a child, had recurrent painful swelling of his hands and feet. His brother had a stroke at 6 years of age and ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 50-year-old woman comes to the emergency department after waking up with facial swelling and with difficulties swallowing. She was recently diagnosed with hypertension and started on an antihypertensive drug. She follows a strict vegetarian diet. Her pulse is 110/min and blood pressure is 135/85 mm Hg. ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 82-year-old man presents to the primary care physician with complaints of urinary leakage over the last 2 months. The leakage occurred without any additional symptoms. He has a history of prostatic hyperplasia. The vital signs include: blood pressure 140/90 mm Hg, heart rate 84/min, respiratory rate 18... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old female presents to her geneticist due to the fear that she may have inherited her father's disease. He was diagnosed at the age of 41 when his symptoms of chorea, coordination problems, and cognitive decline begin to occur. He was diagnosed with a disease resulting from the expansion of CAG ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old man presents to the emergency department after being rescued from a house fire 30 minutes ago. He is conscious and in distress. On examination, he is noted to have 1st-degree burns involving 54% of his total body surface area. He has type 1 diabetes and takes insulin every day. He is admitte... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old man with a past medical history of obesity and diabetes presents to the emergency department with fatigue. The patient has become more confused over the past several days and has been urinating profusely. His temperature is 99.0°F (37.2°C), blood pressure is 120/68 mmHg, pulse is 160/min, re... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old man presents with acute onset jaundice. Past medical history is significant for COPD diagnosed 4 years ago, managed medically, and admission for acute pancreatitis 6 months ago. The patient denies any history of smoking, alcohol use or recreational drugs. Which of the following is the most l... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old girl presents to the emergency department with respiratory distress, facial edema, and a skin rash after eating a buffet dinner with her family. Her parents say they were eating at a seafood buffet when, all of a sudden, the patient began to cough and feel short of breath. They say nothing l... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old man presents to his physician complaining of a small mass he noticed in his scrotum about 1 month ago. The mass feels loosely attached to the right testicle and is firm, and not painful. He has no history of a serious illness and takes no medications. He is married with 2 children. His vital... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 51-year-old asymptomatic woman undergoes colposcopy due to a high-grade intraepithelial lesion based on a Pap smear. Colposcopy shows a visible lesion 2 cm in diameter located on the posterior cervical lip and confined to the cervix with sharp borders, a coarse mosaic pattern after application of acetic... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old man presents to the Emergency Department complaining of substernal chest pain. An acute coronary event is suspected and a coronary catheterization procedure reveals an atherosclerotic plaque in the patient's left anterior descending artery. In the formation of an atherosclerotic plaque, whic... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old boy is brought to the physician by his mother because of a 2-month history of pain in his left hip. The pain started suddenly and has worsened over the past 2 weeks. The pain radiates down the thigh and is aggravated by movement. He had a fall while cycling around a month ago. He had a urina... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old man is hospitalized and treated with clindamycin for a pulmonary abscess. During his hospital stay he develops abdominal pain and bloody diarrhea, and has a WBC of 14,000; serum creatinine is 0.9 mg/dL. On teaching rounds, you learn that the responsible pathogen produces a multi-unit toxin t... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 61-year-old Caucasian woman presents to her physician for a routine checkup. She has primary hypertension and rheumatoid arthritis. She currently does not report any relevant symptoms, such as weight change, increased or decreased appetite, sleep or mood problems, gastrointestinal symptoms, fever, or ni... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old man is brought to the emergency department by his sister because she has noticed that he has been behaving differently over the past 4 weeks. Today, the patient attempted to set their house on fire while yelling that he was trying to “save us all.” The patient has a history of psychotic symp... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 13-year-old girl is brought to the emergency department by her father because of a severe nosebleed. She takes no medications and has no history of serious medical illness but has had frequent nosebleeds in the past. Physical examination shows brisk bleeding from the right nare and pooled blood in the p... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old man presents to the emergency department with joint pain. He states that since yesterday he has had joint pain, and today he noticed a rash. The patient does not have a significant past medical history. The patient smokes cigars, drinks 1 to 4 drinks per day, is sexually active, and uses coc... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 20-year-old woman presents to a physician following unprotected coitus with her boyfriend about 10 hours ago. She tells the physician that although they usually use a barrier method of contraception, but this time they did not. She does not want to become pregnant. She also mentions that she has been di... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old girl is brought to the emergency department because of colicky abdominal pain for 1 day. She has had two similar episodes in the past. Urinalysis shows red blood cells and hexagonal-shaped crystals. Urine sodium cyanide nitroprusside test is positive. Further evaluation of this patient is mos... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 49-year-old woman, gravida 1, para 1, comes to the physician because of shorter and less frequent menstrual periods over the past year. During this time, she has also had frequent mood swings and a 2.5-kg (5-lb) weight loss. She occasionally wakes up at night because she is too warm and sweating profuse... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old boy is brought by his parents to the emergency department with a tender and swollen right leg. The boy said that he was playing soccer when he accidentally kicked a metal goal post. The boy was born at 39 weeks gestation via spontaneous vaginal delivery. He is up to date on all vaccines and ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 34-year-old man comes to the physician because of loose stools for the past 4 months. On average, he has 1 episode of loose non-bloody bowel movement with abdominal cramps each day around noon. He has no diarrhea when he does not have breakfast in the morning. He also complains of exc... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37-year-old male with a history of diabetes is prescribed a drug that would decrease the risk of the patient developing glomerular renal capillary damage, nodular glomerular sclerosis, and eventual nephrotic syndrome. After some time being on this medication, the patient complains of a bad cough. Which ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 69-year-old woman presents with insomnia and altered mental status. The patient is accompanied by her husband who says her symptoms began acutely 4 days ago with no obvious trigger and have not improved. Before this point, she had been living independently with no signs of cognitive impairment. The pati... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old man presents to the physician with a concern for several lumps on his jaw. He has a history of dental caries and admits to maintaining poor oral hygiene. On physical examination, he has 3 nontender and indurated masses at the angle of his jaw that are draining thick yellow pus. Microscopy of... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old man presents with severe right lower quadrant abdominal pain for the past 2 hours. He says the pain started in the periumbilical region and has now shifted to the lower right quadrant. He describes the pain as spasmodic. Past medical history is insignificant, and the patient denies any histo... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old boy is brought to the physician because of a 3-week history of loose stools. He has 2–3 episodes of loose stools a day that are occasionally bloody. During this period, he has also had crampy abdominal pain, generalized fatigue, and a 2-kg (5-lb) weight loss. His temperature is 37.1°C (98.8°... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old man presents with a 6-month history of headaches. Over the past 6 months, he has developed headaches that are 4/10 in intensity and occur every other day for 1–2 hours. The headaches are bilateral and feel like a ‘band is squeezing his head’. He denies photophobia, phonophobia, nausea, and v... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A histologic section is obtained from the central canal of the spinal cord. A special stain is used to identify a specific glial cell that makes up the lining of the central canal and ventricles in the central nervous system. Which of the following best describes the primary function that the cells highli... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old man presents to the emergency department with a 4-hour history of severe abdominal pain. He has noted brief episodes of postprandial abdominal pain for the last 2 months, but this pain is much more severe and diffuse. He also reports nausea and has had several episodes of non-bloody, non-bil... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man presents to his primary care physician for his annual check-up. He says that he has generally been feeling well; however, he has noticed that he has had some intermittent very low grade fevers of unknown etiology. His past medical history is significant for well-controlled hypertension a... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 75-year-old man is brought to the emergency room because of dizziness and palpitations for the past hour. His pulse is 185/min and blood pressure is 100/52 mm Hg. An ECG shows a narrow-complex, regular tachycardia without P waves. A drug is administered that activates cardiac potassium channels and caus... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man is brought to the emergency department with painful discharge from his right ear with difficulty hearing for 3 days. His temperature is 39.5°C (103.1°F) and pulse is 120/minute. Physical examination shows mild facial asymmetry with the right corner of his mouth lagging behind the left wh... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old female with a history of recurrent infections, bipolar disorder, and no prenatal care gives birth to a male infant. On physical exam in the delivery room, you observe a tuft of hair over the infant's lumbosacral region. Which of the following drugs was this mother most likely taking during p... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old woman presents to the physician with the complaint of several episodes of headache in the past 4 weeks that are affecting her school performance. The episodes are getting progressively worse, and over-the-counter headache and migraine medication do not seem to help. She also mentions having ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 75-year-old woman is brought to the emergency department because of a 6-hour history of severe headache, nausea, and 1 episode of vomiting. On arrival, she is lethargic and oriented only to self. Her pulse is 50/min, respirations are 8/min and shallow, and blood pressure is 150/96 mm Hg. Examination sho... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 31-year-old gravida 2 para 2 woman presents to her primary care physician for follow up. Two weeks ago, she gave birth via vaginal delivery to a 9.5 lb (4.3 kg) male infant. The delivery was complicated by a vaginal laceration that required extensive suturing once the infant was delivered. Immediately a... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 50-year-old male presents to the emergency room after getting hit by a car while biking. He complains of severe pain in both thighs. His thighs appear swollen, bruised, and angulated. Radiographic imaging demonstrates bilateral femoral shaft fractures. He subsequently undergoes surgical fixation of his ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A group of researchers is conducting a study to assess the validity and reliability of patient history in determining the amount and duration of drug abuse. In this study, 60 subjects with hepatitis were asked details of their history of drug abuse, such as the duration of drug abstinence, the amount and ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old man comes to the emergency department for progressive weakness and numbness in his legs for 5 days. Symptoms originally started with tingling in both feet and have progressed to involve the knees and hips; he is currently unable to walk without assistance. Two weeks ago, the patient had diar... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old man presents to the emergency department presenting with sudden-onset dyspnea and left-sided chest pain over the last hour. This event started when he was in class sitting for an exam. He reports that the pain is worse with inspiration and does not radiate. He says he has anxiety and takes a... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old male is brought to the emergency department by fire and rescue after being found down in his apartment by his wife. His wife reports that the patient had been complaining of chest pain for the last few hours but refused to go to the hospital. She went to the grocery store for about half an h... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old man comes to the physician because of severe lower back pain for 1 week. He has also had fatigue, weight gain, and episodic headaches during the past 3 months. He has no history of serious illness and takes no medications. His pulse is 88/min and blood pressure is 155/102 mm Hg. Physical exa... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> Two weeks after undergoing coronary artery bypass surgery for acute myocardial infarction, a 62-year-old man comes to the physician because of a 4-day history of fever, stabbing chest pain, and fatigue. Initially the pain was only present when he was lying supine, but now it is present all the time and on... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman comes to the physician with her mother because of a 1-week history of feeling unusually energetic. The mother describes her state as “hyper” and reports that she often paces around her room. During this period, the patient has not slept. She had similar episodes 2 months and 5 months a... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy presents the pediatrician with his parents for a consultation after his school teacher complained about his abnormal behavior and his inability to make friends in school. They mention that the boy does not interact well with others at home, school, or daycare. On physical examination, his... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 57-year-old man comes to the physician because of a 5-day history of fever, joint pain, malaise, and a diffuse rash. Two months ago, he was diagnosed with latent tuberculosis and the appropriate treatment was administered. Examination shows a scaly, maculopapular rash over the chest, arms, and back. Whi... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-hour-old baby girl is being evaluated for failure to pass meconium. She is the product of a full-term vaginal delivery to a G2P2 36-year-old mother. The pregnancy was uncomplicated, and the only medication that the mother took was a prenatal vitamin. The baby has been exclusively breastfed, and she h... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old man presents to the physician with a low-grade fever, fatigue, and anorexia for the past 10 days. The patient denies any chest pain, cough, or shortness of breath. He has been a smoker for the last 10 years and consumes alcohol occasionally. His past medical history is significant for colore... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old man presents for followup 3 months after starting an antiretroviral regimen consisting of efavirenz, tenofovir, and emtricitabine. Labs drawn just prior to presentation reveal an undetectable viral load and a T-lymphocyte count of 317/mm^3. By comparison, his viral load was 6100/mL and his T... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old male painter with severe chest pain is found to have atherosclerosis of his coronary arteries. What type of cells were most likely injured in the initial stage of his disease? ---- <<Choices:>> A) Myocytes B) Neutrophils C) Endothelial cells D) Smooth muscle cells ---- <<Answer:>> | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old woman, gravida 1, at 26 weeks gestation presents to the physician during a prenatal visit. She feels well. Her pregnancy has been uncomplicated. Her initial laboratory tests at 8 weeks confirmed her blood type as B-. Her partner is blood type A+. At the clinic, her temperature is 37.2°C (99.... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old obese man visits your dermatology clinic after his barber saw a darkened area on the back of his neck. He has not seen his primary care physician in many years and does not know if he has diabetes. A rapid blood glucose test showed a normal glucose level. Otherwise, he reports recent loss of... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 59-year-old man comes to the physician because of a 6-month history of progressive blurry vision in both eyes. His vision has not improved with the use of reading glasses. His blood pressure is 155/98 mm Hg. Physical examination shows his visual acuity to be 20/80 in the right eye and 20/60 in the left ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old high school cheerleader is brought by her mother to the emergency department after falling on her back during a stunt. She strongly believes that the accident happened because the team couldn’t catch her ‘enormous and bloated’ body. Lately, she has been in a lot of stress as dance regionals ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old man presents to an oncologist after being diagnosed with small cell lung carcinoma confirmed with a biopsy last week. He worked as a plant technician in the metal processing unit at a factory for the last 14 years. Family history is unremarkable. It is concluded that this cancer is most like... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 41-year-old woman presents to the emergency room with a 2-day history of flank pain, nausea, and vomiting. She denies any urinary frequency or urgency and denies any recent changes in her diet. Her temperature is 100.4°F (38°C), blood pressure is 152/96 mmHg, and pulse is 104/min. On physical exam, ther... | B |
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