query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Most cardiotoxic local anesthetic - | Ans. is 'b' i.e., Bupivacaine o Bupivacaine is the most cardiotoxic LA (Ropivacaine is a newer bupivacaine congener with less tardio toxicity).Important facts about LAso Chlorprocaine is the shortest acting LA.o Dibucaine is the longest acting, most potent and most toxic LA.o Procaine & chlorprocaine are least potent L... | 160,000 | medmcqa_train |
Bochdalek hernia occurs through | A hernia through foramen Bochdalek (through the pleuroperitoneal canal) (95% left-sided, only 5% right sided) * It is a commonest congenital diaphragmatic hernia. * This is a developmental defective condition, due to a failure of fusion of pleuroperitoneal canal leaving a direct communication between pleura and periton... | 160,001 | medmcqa_train |
A 37-year-old woman was admitted to the emergency department with high fever (39.5deg C), nausea, and vomiting. Physical examination revealed increased abdominal pain in the paraumbilical region, rebound tenderness over McBurney's point, and a positive psoas test. Blood tests showed marked leukocytosis. Which of the fo... | Appendicitis is often characterized by acute inflammation and is indicated with both a positive psoas test and rebound pain over McBurney's point. McBurney's point lies 1 inch lateral to the midpoint of an imaginary line in the right lower quadrant, joining the anterior superior iliac spine and the umbilicus. In patien... | 160,002 | medmcqa_train |
Drug used to treat tremors in hypehyroidism is: September 2008 | Ans. B: Propranolol Beta-blockers such as propranolol help control many of the symptoms of hypehyroidism. These drugs can slow a fast hea rate, reduce tremors, and control anxiety. Beta-blockers are paicularly useful for people with extreme hypehyroidism and for people with bothersome or dangerous symptoms that have no... | 160,003 | medmcqa_train |
Omalizumab is administered by which route: | Patients should be given a 3-4 month trial of therapy to show objective benefit. Omalizumab is usually given as a subcutaneous injection every 2-4 weeks and appears not to have significant side effects. Ref: Harrison's principle of internal medicine 17th edition, chapter 248. | 160,004 | medmcqa_train |
According to the Bismuth / Strasberg classification 'Cystic blow out' is classified as: | Cystic blow out' is a type of biliary duct injury in cholecystectomy patient. According to Strasberg classification it falls into Type A injury. Ref: Complication in Surgery By Michael W. Mulholland, Gerard M. Dohe, 2nd Edition, Page 432 | 160,005 | medmcqa_train |
The drug of choice in treatment of inflantile spasms is | Infantile spasms:-
West syndrome
Onset : 3-8 months of life
Characterised by combination of salaam spells( sudden dropping of the head and flexion of arms), developmental retardation, hypsarrythmia on ECG.
Causes-
Hypoxic ischemic encephalopathy
Neurocutaneous syndromes
Perinatal infections
Hemorrhage
Injury
Metabol... | 160,006 | medmcqa_train |
In a case of chronic arsenic poisoning all of the following samples are sent for laboratory examination, EXCEPT: | Arsenic is present in blood only during acute poisoning. In chronic poisoning arsenic gets deposited in the bone, keratin tissues, hair, nail and skin for many years. In the bone arsenic replaces phosphorous and remains for many years. Arsenic appear in the hair and nails within hours of ingestion. Neutron activation a... | 160,007 | medmcqa_train |
This rash appeared 9 hours after a scuba dive. What is the diagnosis? | Answer A. Decompression sicknessCutis marmorata is a dermal manifestation of decompression sickness. Initially, there is erythema accompanied by pruritus, and then the rash spreads irregularly and deepens in color. It develops a mottled appearance, with areas of pallor surrounded by cyanotic patches. During recompressi... | 160,008 | medmcqa_train |
A patient with hip dislocation with limitation of Abduction at hip and flexion and internal rotation deformity at hip and shortening. Diagnosis is: | (c) Posterior dislocationExplanationSince the question mentions limitation of abduction, hence there is adduction deformity along with flexion and internal rotation deformity. Thus this is a case of Posterior dislocation of hip.Position of hipPattern of InjuryFlexion, adduction, internal rotationPure posterior dislocat... | 160,009 | medmcqa_train |
Cyanide poisoning acts by : | C i.e. Inhibit cellular respiration | 160,010 | medmcqa_train |
A 28 year old female patient with patches of burns and swelling of arm. Histopathological findings reveal swelling of endopasmic reticulum, blebs from cell membrane, loss of microvilli, presence of myeloid bodies and no changes in nucleus. Which type of injury is seen in this patient? | Reversible cell injury:-
→ Hypoxia is the most common cause of cell injury.
→ Oxygen is an important requirement of mitochondria, for the formation of ATP, therefore hypoxia will result in earliest involvement of mitochondria, resulting in decreased formation of ATP.
→ Important organelles affected are
Cell membranes ... | 160,011 | medmcqa_train |
Break bone fever is caused by - | Ans. is 'c' i.e., Dengue fever o Break bone fever (Saddle back fever) is caused by dengue virus.Dengue fevero Dengue fever is caused by arboviruses (at least 4 serotypes have been recognized)o It is transmitted by Aedes (Aedes aegypti is the main vector).o The reservoir of infection is both man and mosquito,o The trans... | 160,012 | medmcqa_train |
Erythroblastosis fetalis is an example of which type of hypersensitivity reaction ? | Ans. is 'b' i.e., Type II Erythroblastosis fetalis and blood transfusion reactions are type II hypersensitivity reactions. | 160,013 | medmcqa_train |
Sho-chain fatty acids produced by bacteria are maximally absorbed in | Sho-chain fatty acids are produced in the colon, by the action of colonic bacteria on complex carbohydrates, and other dietary components that could not be digested in the small intestine. These sho-chain fatty acids are absorbed from the colon. | 160,014 | medmcqa_train |
Mechanism of action thiazide is ? | Ans. is 'a' i.e., Na+ Cl- synpo inhibitor | 160,015 | medmcqa_train |
All of the following are formal thought disorder EXCEPT: | Ans. B i.e. DelusionDelusion is a disorder of thought content (NOT a formal thought disorder/disorder of thought process)DelusionDisorder of thought;False unshaken belief not amenable to reasoningSchizophrenia- Formal thought disorderLoosening of association-Formal thought disorderMania-Stream of thought disorder | 160,016 | medmcqa_train |
Open Neural tube defect is best diagnosed by: | Amniotic fluid acetycholinesterase | 160,017 | medmcqa_train |
Angiosarcoma of the liver is associated with - | Angiosarcoma of the liver is associated with exposure to →
1) Vinyl chloride,
2) Arsenic,
3) Thorotrast | 160,018 | medmcqa_train |
Omega shaped epiglottis is seen in: | Ans. (b) LaryngomalaciaRef: Dhittgra's ENT 6th ed./ 295LARYNGOMALACIA* The most common congenital disease of larynx is Laryngomalacia.* Laryngeal cartilages are extremely soft and flabby in a child with laryngomalacia.* Most common clinical presentation of laryngomalacia: Stridor* The stridor is mainly inspiratory and ... | 160,019 | medmcqa_train |
Ptosis may occur due to damage to: | Ptosis is the drooping eyelid, may be seen in some clinical cases.
Oculomotor ptosis due to paralysis of the levator palpebrae (e.g., transtentorial herniation).
Oculosympathetic ptosis due to paralysis of the superior tarsal (Muller) muscle as seen in Horner syndrome. This is a very slight ptosis, or pseudoptosis (e.... | 160,020 | medmcqa_train |
Fibroids in pregnancy should be removed : | Should not be removed | 160,021 | medmcqa_train |
Rule of Hasse is used to determine - | RULE OF HAASE: This is a rough method of calculating the age of the fetus. The length of the fetus is measured from crown to heel in centimeter During the first 5 months of pregnancy, the square root of the length gives an approximate age of the fetus in months, eg: a fetus length is 16cm is 4 months. HAASE'S MODIFICAT... | 160,022 | medmcqa_train |
According to signal transductions mechanism, GABA B is which type of receptor? | Five basic mechanisms of transmembrane signaling are well understood. Each uses a different strategy to circumvent the barrier posed by the lipid bilayer of the plasma membrane. These strategies use: a lipid-soluble ligand that crosses the membrane and acts on an intracellular receptor. a transmembrane receptor protein... | 160,023 | medmcqa_train |
A 26 year old female patient complains of discoloured teeth. Intra-oral examination reveals generalized intrinsic tetracycline stains. Which of the following is an effective and esthetic treatment in this case? | Bleaching tetracycline-stained teeth is difficult, some clinicians advocate intentional endodontic therapy along with the use of an intracoronal nonvital bleaching technique to overcome this problem. Although the esthetic result appears much better than that obtained from external bleaching, this approach involves all ... | 160,024 | medmcqa_train |
A 65-year-old man is brought to the hospital after being hit by a car. His blood pressure is 150/90 mm Hg, and pulse is 120 bpm. There is deformity just below the left knee and no distal pulses palpable in that leg. Plain films show proximal tibia and fibula fractures. What is the next step in management? | In a stable patient presenting with peripheral vessel occlusion following blunt trauma, angiography is indicated to plan the appropriate operative approach. An angiogram can also document preexisting arteriosclerosis, collateral circulation, and distal runoff. Doppler ultrasound is useful to localize the injury site bu... | 160,025 | medmcqa_train |
All are true regarding Klinefelter's syndrome except: | Ans: B (Webbing of neck) Ref: Robbins Pathologic Basis of Disease, 8th edition.Explanation:Webbing of neck is characteristically seen in Turner's syndromeKlinefelter SyndromeMale hypogonadism that occurs when there are two or more X chromosomes and one or more Y chromosomes.MC genetic disease involving the sex chromoso... | 160,026 | medmcqa_train |
32 yr old with diarrhea, flushing. On CT multiple lesions seen in liver. Primary disease is in - | Intestinal amoebiasis - amoebic dysentery Most amoebic infections are asymptomatic. The incubation period of amoebiasis ranges from 2 weeks to many years, followed by a chronic course with abdominal pains and two or more unformed stools a day. Offensive diarrhoea, alternating with constipation, and blood or mucus in th... | 160,027 | medmcqa_train |
A female patient presented with a firm mass of 2 x 2 cmsin the upper outer quadrant of the breast. She gives afamily history of ovarian carcinoma. The investigationthat needs to be done to assess for mutation is : | C-myc gene | 160,028 | medmcqa_train |
Ligature pressure that should be used to resist spread of poison in elapidae poisoning: WB 11; MAHE 12 | Ans. 50-70 mm Hg | 160,029 | medmcqa_train |
In 7 year old posterior fossa mass with cyst formation, hypodense on CT, hyper intense on T2WI and showing post gadolinium nodule enhancement is | C i.e. Astrocytoma Posterior Fossa tumors in children Features Astrocytoma Ependymoma Medulloblastoma Cyst Formation Very cominonQ Common Rare CT scan IlypodenseQ Rare Isodense No Hyperdense Yes (15-40%) CSF seeding Transforaminal spread No Yes No Calcification -10% 40-50% 10-15% T2WI Hyper (intense) Hyper/Iso Iso T1 W... | 160,030 | medmcqa_train |
True about silicosis all except: | Ans: d -Fibrotic change can be reversed after stopping exposureSilicosis is progressive & what is more impoant is that silicotics are prone to tuberculosisThere is no effective treatment for silicosis. Fibrotic changes that have already taken place cannot be reversedNodular fibrosis, more frequent in apex & posterior b... | 160,031 | medmcqa_train |
Mechanism of action of tranexamic acid in controlling bleeding is? | Ans. (a) Inhibits plasminogenRef Lippincott's Pharmacology 4/e, p 265 | 160,032 | medmcqa_train |
How would a drug that competes with acetylcholine for receptors at the motor end plate effect of skeletal muscle. it would be? | Refer kDT 6/e p 340 Drugs competing with acetylcholine at neuromuscular Junction are competitive or non depolarizing neuromuscular blockers. These drugs are used as muscle relaxants. In contrast to depolarising muscle relaxant, these do not cause initial fasciculations | 160,033 | medmcqa_train |
During neonatal resuscitation, the chest compression to ventilation ratio is | It is important to ventilate in between chest compressions. A positive breath should follow every third chest compression(chest compression to ventilation ratio is 3:1).
In one minute, 90 chest compressions and 30 breaths are administered(120 events).
To obtain this, the chest should be compressed 3 times in 1.5 seco... | 160,034 | medmcqa_train |
Pneumatocele is commonest in: | Staphylococcal pneumonia | 160,035 | medmcqa_train |
Molar pregnancy can be best diagnosed by: | Ans. b (Ultrasound study) (Ref: Grainger, Diagnostic Radiology, 4th/pg.2213 & Rumac, Diagnostic Ultrasound, 2nd/ pg.1359)MOLAR PREGNANCY# Molar pregnancy includes:- complete and- partial molar pregnancy.# The greatest diagnostic accuracy is obtained from the characteristic ultrasonographic appearance of hydatidiform mo... | 160,036 | medmcqa_train |
Indicator for vector burden on human malaria is:- | Ans. (A) Man biting rate(Ref: Park Text book of PSM 25th ed; pg. 342)Vector burden may be denoted by the term-anthrophilismMan biting rate (biting density): It is defined as the average incidence of anopheline bites per day per person. It is determined by standardized vector cache on human bait.Sporozoite rate: It is p... | 160,037 | medmcqa_train |
Increased osmolar gap is not seen in poisoning of- | Causes of High-Anion Gap Metabolic Acidosis *Lactic acidosis * Toxins *Ketoacidosis * Ethylene glycol Diabetic * Methanol Alcoholic * Salicylates Starvation * Propylene glycol *Pyroglutamic acid (5-oxoproline) *Renal failure (acute and chronic) reference : harrisons principles of internal medicine,19 E , page 318 | 160,038 | medmcqa_train |
A 40 year old male brought to the emergency room with a stab injury to the chest.On examination pt is found to be hemodynamically stable. The neck veins are engorged and the heart sound are muffled .The following statements are true for this pt except: | Ans. is 'b' i.e. Immediate emergency room thoracotomy should be done There is no need for emergency thoracotomy in a hemodynamically stable ptCardiac tamponade is quite common in stab injuries to the chest.* The classical sign of tamponade are-:Muffled heart sounds*Distended neck veins* -- k/a Beck Triad*Hypotension*Th... | 160,039 | medmcqa_train |
Tramadol is | Ans. d (Opioid analgesic). (Ref. KD Tripathi, Pharmacology/6th. 453)# Tramadol is synthetic centrally acting opioid analgesic having modest affinity for ji receptors.# Unlike other opioids, it inhibits reuptake of NA and 5-HT and thus activates monoaminergic spinal inhibition of pain.# Its oral bioavailability is good ... | 160,040 | medmcqa_train |
Dark ground microscopy is used to see - | Dark ground/ Darkfield microscope
Very slender organisms such as spirochetes and filamentous organisms such as flagella are not visible under ordinary illumination.
The contrast in dark field microscopy gives an illusion of increased resolution so that these structures can be seen under the dark field microscope.
... | 160,041 | medmcqa_train |
False about vagina is : | Rich in glands | 160,042 | medmcqa_train |
Prolactin secretion is inhibited by - | Ans. is 'd' i.e., Bromocriptine o Prolactin is under predominant inhibitory control of hypothalamus through prolactin releasing inhibitory hormone (PRIH). o PRIH is a dopamine that acts on pituitary lactotrope D, receptor. So, Dopaminergic agonists decrease plasma prolactin levels. These agonists are : Dopamine Cobergo... | 160,043 | medmcqa_train |
Method of application of neutral sodium fluoride according to Knutson's technique involves all except- | Method of application of neutral sodium fluoride according to Knutson's technique-
If the sodium fluoride reagent is pure and uncontaminated, this solution has a pH of 7. Treatments are given in a series of four appointments.
At the initial appointment, the teeth are first cleaned with aqueous pumice slurry and then ... | 160,044 | medmcqa_train |
Disadvantage of radioactive iodine include the following except: | Radioactive iodine emits beta particles that destroy some thyroid tissue and impair the ability of the remaining follicles to replicate; hence once the patient becomes euthyroid, chances of relapse are negligible. Though the amount of radioactive iodine to be administered is estimated by the size of the gland and its i... | 160,045 | medmcqa_train |
A 32-year-old female patient asks you what is the soft, thin ridge of tissue that she can feel running forward across the masseter muscle toward her upper lip. You reassure her that is perfectly normal. Which of the following is the most likely structure she is feeling? | The parotid duct, also known as the Stensen's duct, crosses the masseter muscle transversely and extends to the oral cavity. The facial artery can be palpated in the groove anterior to the mandibular angle. The facial vein lies anterior to the artery, passing toward the angle of the lips, but does not ascend in close p... | 160,046 | medmcqa_train |
All of the following are the mode of transmission of leprosy except - | <p> Mode of transmission of Leprosy are droplet infection, contact transmission,insect bite,tattooing needles,breast milk,trans placental . Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:317-318 <\p> | 160,047 | medmcqa_train |
Sickle cell disease is due to | (Point mutation) (628-R) (227-426-Basicpathology> 8th)Sickle cell disease is an important hereditary hemoglobinopathy, a type of disease characterized by production of defective hemoglobins.Sickle cell disease is caused by a point mutation at the sixth position of the b-globin chain leading to the substitution of a val... | 160,048 | medmcqa_train |
Generation time of E-coli is | (20 minute) (271- Ananthanarayan 8th, 30- Chakrahorthy 2nd)* Many bacteria reproduce by binary fission and the average time required for the population, or the biomass, to double is known as generation time or doubling time.GENERATION TIME* Lepra bacillus - 24 Days* Tuberculous bacillus - 20 hours* Coliform E.coli - 20... | 160,049 | medmcqa_train |
Fungicidal drug used orally for treatment of onychomycosis | Onychomycosis is a fungal infection of the nail causing yellow discoloration of the nail usually caused by a dermatophyte .Among the given drugs only terbinafine given orally. AMB given iv or lipososmal form. Ref:KDT 6/e 765 | 160,050 | medmcqa_train |
Which of the following is primary cell line - | Primary cell cultures:These are normal cells freshly taken from the body and cultured. Common examples are monkey kidney,human embryonic kidney,human amnion and chick embryo cell cultures. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:435 | 160,051 | medmcqa_train |
Complication of vernal keratoconjunctivitis is | Keratoconus (conical cornea) is a noninflammatory bilateral (85%) ecstatic condition of the cornea in its axial pa. It usually stas at pubey and progresses slowly. Keratoconus may be associated with :Ocular conditions e.g. ectopia lentis, congenital cataract, aniridia, retinitis pigmentosa, and vernal keratoconjunctivi... | 160,052 | medmcqa_train |
Why do direct filling golds have to be flamed before insertion into the cavity preparation? | Proper desorption is a matter of heating long enough at a temperature that removes contaminants and in the case of powdered gold, that burns away the wax.
Ref:Phillip’s Science of Dental Materials ed 12 pg 414 | 160,053 | medmcqa_train |
'Ring vaccination' is | Ring vaccination is a strategy to inhibit the spread of disease by vaccinating only those who are most likely to be infected. | 160,054 | medmcqa_train |
SSRIs should be carefully used in the young for the management of depression due to increase in? | Ans. C. Suicidal ideationIn 2003, th UK Medicine and Health Care products regulatory agency concluded that all SSNs, with the exception of fluoxetine, were contraindicated in the treatment of depression in young people due to increase in suicidal ideation and dubious efficacy. | 160,055 | medmcqa_train |
Molecular mimicry is an explanation for - | Ans. is 'b' i.e., Autoimmune disorders* Molecular mimicry is defined as the structural similarity between foreign antigens and self-antigens, because of which T cells and B cells directed against foreign antigens cross react with self antigens resulting in autoimmunity.* Molecular mimicry does not always demand a struc... | 160,056 | medmcqa_train |
A 9-year-old boy is diagnosed with multiple sclerosis (MS). Which of the following nervous structures would most likely be affected by this disease? | Multiple sclerosis affects only axons in CNS (spinal cord and brain) that have myelin sheaths formed by oligodendrocytes. Optic nerve is considered to be pa of CNS, as it is derived from an outpouching of diencephalon. All other nervous structures are in the PNS and have their myelin sheaths formed by Schwan cells | 160,057 | medmcqa_train |
All are true about gang rape, except: Bihar 11 | Ans. Sexual intercourse by one person | 160,058 | medmcqa_train |
Which of the following is a risk factor for development of gastric carcinoma? | Blood group A, not O was considered as the risk factor for Gastric carcinoma but blood group A is also not considered as risk factor according to standard books. About duodenal ulcers standard books writes "Although once considered a premalignant conditions, it is likely that older literatures was confounded by mistake... | 160,059 | medmcqa_train |
Following are the findings in later stages of sickle cell Anemia, except - | Ans. is 'c' i.e., Splenomegaly usually seen o Splenomegaly is found in early stage of sickle cell anemia. By continued infarction and hypoxia leads to progressive scarring and shrinkage of spleen, so that by adolescent or the adulthood, only a small nubbin of fibrous tissue may be left; this is called autosplenctomy. o... | 160,060 | medmcqa_train |
A patient with cancer developed an extreme degree of radiation toxicity. Further history revealed that the dose adjustment of a particular drug was missed during the course of radiotherapy. Which of the following drugs required a dose adjustment during radiotherapy in order to prevent radiation toxicity | Anthracyclines and actinomycin-D (dactinomycin) can cause severe radiation toxicity. This is known as radiation recall syndrome. | 160,061 | medmcqa_train |
Fincham test is used to diagnose | Ans. (b) CataractRef: Khurana 4/e, p. 146If the halos break it is due to cataract and if not it is due to angle closure glaucoma.Thus, the test is positive in diagnosing cataract. Glaucoma is not being diagnosed by this test. It is a diagnosis by exclusion. | 160,062 | medmcqa_train |
The CNS tumor present with calcification - | Although many intracranial tumors show calcification, oligodendroglioma shows calcification in 70-90% of cases. Ref : Robbins 8/e p1333 ( | 160,063 | medmcqa_train |
The ideal place to record temperature in a dead body is from: | Reddy - “The rectum is the ideal place to record temperature except in cases of sodomy.
The temperature can also be recorded by making a small opening into the peritoneal cavity and inserting the thermometer in contact with the inferior surface of the liver.
The external auditory meatus or the nasal passages also can b... | 160,064 | medmcqa_train |
Kostmann's syndrome–treatment is – | Kostmann's syndrome (severe congenital neutropenia)
Kostmann's syndrome, an autosomal recessive disorder, is an inherited disorder of the bone marrow in which there is the arrest of maturation of neutrophils at promyelocyte stage.
There is congenital neutropenia and neutrophils are often completely absent in the blood... | 160,065 | medmcqa_train |
"Child guidance clinic" is most helpful in all except | C Squint * Child guidance clinic was started in 1922, as part of a programme sponsored by a private organization 'Common Wealth fund's Programme' for the prevention of juvenile delinquency. * The first CGC was started in India in 1939 at the TATA Institute Mumbai. The CGC in Delhi was started in 1955 at RAK con, simult... | 160,066 | medmcqa_train |
Clue cells are found in: | Bacterial vaginosis | 160,067 | medmcqa_train |
What is the impact on fetus in case of use of Indomethacin in utero in third trimester? | Prostaglandins helps to keep ductus aeriosus open. Indomethacin inhibits prostaglandins levels | So, closure of ductus aeriosus | DOC for PDA | 160,068 | medmcqa_train |
Arrange coverings on peripheral nerve from inner to outer | coverings on peripheral nerve from inner to outer are Endoneurium, Perineurium, EpineuriumINDERBIR SINGH&;S TEXTBOOK OF HUMAN HISTOLOGY PAGE NO:171 | 160,069 | medmcqa_train |
The cyst which arises from the remnants of mesonephric duct and is seen in the vaginal wall is: | Ganer's duct cyst is a benign vaginal cyst that originates from the Ganer's duct, which is a vestigial remnant of the mesonephric duct (wolffian duct) in females. Treatment is simple excision. | 160,070 | medmcqa_train |
Ergot alkaloids are used in all except ? | Ans. is 'c' i.e., Hypeension Uses of ergot alkaloids 1. Migraine In migraine, throbbing headache is due to dilatation of pain sensitive aeries outside the brain, i.e. extracerebral vessels. Ergot alkaloids are vasoconstrictor (due to a agonistic action) and oppose these effects. Ergot alkaloids used in migraine ? Proph... | 160,071 | medmcqa_train |
A diabetic female on INH and Rifampicin for TB developed DVT. She was started on Warfarin, PT is not raised, and next step should be: | The anticoagulant effect of warfarin is assessed by the measurement of prothrombin time (PT). Failure of elevation of PT indicates the decreased effect of warfarin. Rifampicin is an enzyme inducer and can decrease the effect of warfarin.
Rifampicin is the most effective drug for tuberculosis and should not be replaced.... | 160,072 | medmcqa_train |
Abdominal pa of esophagus is supplied by | AERIAL BLOOD SUPPLY TO ESOPHAGUS: Cervical pa of esophagus Esophageal branches of inferior thyroid aery. Thoracic pa of esophagus PICA (posterior Inter costal aery) (Branch of descending Thoracic aoa) + Bronchial aeries. Abdominal pa of esophagus Left gastric aery (Branch of Celiac trunk) + Inferior phrenic aery (Branc... | 160,073 | medmcqa_train |
Inverse agonist of GABA receptor is | β - Carboline is the inverse agonist.
Benzodiazepines are full agonists that open chloride channels by acting on GABA receptors.
Flumazenil is antagonist for Benzodiazepines given to treat toxicity. | 160,074 | medmcqa_train |
In the following X-ray marked structure is- | Ans. is 'c' i.e., Pedicle* Given image is the AP view spine and the marked structure is pedicle of vertebra. | 160,075 | medmcqa_train |
Which one of the following lymphoma is associated with translocation of c-myc gene on chromosome 8? | All forms of Burkitt lymphoma are highly associated with translocation of MYC gene on chromosome 8 that lead to increased MYC protein levels. Mantle cell lymphomas have an (11;14) translocation involing the IgH locus on chromosome 14 and the cyclin D1 locus on chromosome 11 that leads to overexpression of cyclin D1. In... | 160,076 | medmcqa_train |
Which of the following is false regarding acute conjuctivitis | Among all four options, option A seems the most appropriate as any corneal infiltration will lead to decreased vision though in conjunctivitis it is commonly reversible Refer: Khurana 6th edition page number 76 | 160,077 | medmcqa_train |
Which of the following is not a fungal infection: September 2007 | Ans. C: Actinomycosis Actinomycosis is an infectious bacterial disease caused by Actinomyces species such as Actinomyces israelii or A. gerencseriae. It can also be caused by Propionibacterium propionicus, and the condition is likely to be polymicrobial. | 160,078 | medmcqa_train |
A female developing haemarrhagic cystitis, with following -- treatment | (Cyclophosphamide) (320- CSDT 12th)* Haemorrhagic cystitis can develop in patients recieving cyclophosphamide or Ifosamide* Other drugs causing hemorrhagic cystitis- Carmustine- Chlorumbucil- Extended spectrum penicilline- Nitrogen mustard- Vincristine* Remember these following two very important points* Hemorrhagic cy... | 160,079 | medmcqa_train |
All belong to Picorna viruses except - | General of picornavirus are a)enterovirus, rhinovirus, hepatovirus,parechovirus REF:ANANTHANARYANAN TEXTBOOK OF MICROBIOLOGY 9EDITION PGNO.484 | 160,080 | medmcqa_train |
The innocent murmur is best heard in children at: | Innocent murmurs Murmurs not associated with significant hemodynamic abnormalities. Aka functional/ normal or insignificant murmurs >30% of children have innocent murmur at some time in their lives; MC innocent murmur is a medium - pitched, vibratory or "musical," relatively sho systolic ejection murmur, best heard alo... | 160,081 | medmcqa_train |
Elimination of leprosy is define as prevalence - | <p> Prevalence <1 per 10,000. Reference:Park&;s textbook of preventive and social medicine,K.Park,22nd edition,page no:288. <\p> | 160,082 | medmcqa_train |
Sunflower cataract is seen in ? | Ans. is 'a' i.e., Wilson's disease | 160,083 | medmcqa_train |
Following are the findings in sickle cell Anemia, except – | Splenomegaly is found in the early stage of sickle cell anemia. By continued infarction and hypoxia - leads to progressive scaring and shrinkage of the spleen, so that by adolescent or adulthood, only a small nubbin of fibrous tissue may be left; this is called autosplenctomy.
About other options
Option 'a'
Bone chang... | 160,084 | medmcqa_train |
A 37 year old woman has cyclical premenstrual pain. Her breasts have a "lumpy-bumpy" texture on palpation. A biopsy is performed. The histopathologic features include small cysts lined by epithelial cells with apocrine metaplasia, calcium deposits, areas of fibrosis, increased number of acini (adenosis), and foci of fl... | Fibrocystic changes usually come to clinical attention by causing pain(often cyclical, in premenstrual phase), palpable lumps, or mammographic densities and calcifications. A "lumpy-bumpy" texture is caused by cysts and fibrosis. Fibrocystic changes, per se, do not increase the risk of developing breast cancer, unless ... | 160,085 | medmcqa_train |
Entropion is | Entropion is a condition in which the lower eyelid turns inward, rubbing against the eye. Entropion occurs most commonly as a result of aging. Infection and scarring inside the eyelid are other causes of entropion. | 160,086 | medmcqa_train |
Basement membrane around Schwann cells contains which of the following collagen? | Type XXVIII is distributed in Basement membrane around Schwann cells Reference: Harper; 30th edition; Page no: 628 Table no: 50-1 | 160,087 | medmcqa_train |
Oho-toluidine test measures the levels of:- | 1. OHOTOLUIDINE (OT) TEST Gives value of free and total (combined + free) chlorine levels. Combined chlorine can be easily calculated by subtracting free chlorine from total chlorine. Reagent: Ohotoluidine dissolved in 10% solution of hydrochloric acid. Yellow color produced on reacting with chlorine. Reading within 10... | 160,088 | medmcqa_train |
False regarding Anganwadi worker- | Ans. is 'd' i.e., Full time worker o Anganwadi workers are under ICDS scheme.o There is an anganwadi worker for a population of 400-800 in plains and 300-800 in hilly/tribal areas.o She undergoes training in various aspects of health, nutrition and development for 4 months. o She is a part-time worker.o She is paid an ... | 160,089 | medmcqa_train |
Which of the following is used in the treatment of hyperprolactinemia | Refer KDT 6/e p 236 It is an ergot alkaloid and is a Dopamine agonist Dopamine acts as prolactin inhibiting hormonal big the brain Agonism of Dopamine receptors by Bromocriptine is responsible for it's use in hyperprolactinemia | 160,090 | medmcqa_train |
Which of the following lesion is hyperdense on CT? | Most Brain tumors are Hypodense on NCCT Hyperdense Brain tumors include Medulloblastoma, CNS Lymphoma, and Pineal Germinomas. NCCT showing a hyperdense lesion in 4th ventricle s/o Medulloblastoma. | 160,091 | medmcqa_train |
A person having CD-4 count of 200 presents with difficulty of breathing. Most probable diagnosis is? | Pneumocystis carini REF: Harrison's 17th ed chapter 182, CURRENT Medical Diagnosis & Treatment Chapter 31. HIV Infection & AIDS The host factors that predispose to the development of Pneumocystis pneumonia (PcP) include defects in cellular and humoral immunity. The risk of PcP among HIV-infected patients rises markedly... | 160,092 | medmcqa_train |
Dangerous area of face is so called because? | ANSWER: (A) Its infection can lead to cavernous sinus thromobosis and can be life threateningREF: Dhingra 4th ed page 191The dangerous triangle of the face or maxillofacial death pyramid (MDP) consists of the area from the corners of the mouth to the bridge of the nose, including the nose and maxilla. Due to the specia... | 160,093 | medmcqa_train |
A non symmetrical frequency distribution is known as - | . | 160,094 | medmcqa_train |
Which of the following is associated with an increased incidence of heterotopic pregnancy? | A heterotopic pregnancy is more likely associated with any of the following: Conception achieved by Assisted reproductive techniques Persistent or rising hCG levels after dilatation and curettage for an induced or spontaneous aboion A uterine fundus larger than menstrual dates More than one corpus luteum Absent vaginal... | 160,095 | medmcqa_train |
Raju, a 10 yr old boy is having difficulty in learning at school. He has sho lapses of awareness with eyelid fluttering that occur every 5-10 minutes. EEG studies reveal brief 3 Hz spike and wave discharges appearing synchronously in all the leads. Which of the following drugs would be effective but has the disadvantag... | Diagnosis of the patient is petit mal epilepsy (absence seizures). Drugs effective against absence seizures are: Ethosuximide Valproate Clonazepam Lamotrigine Clonazepam is a benzodiazepine that can cause sedation and tolerance. Thedrug of choicefor childhood absence seizures (in India) issodium valproate. | 160,096 | medmcqa_train |
Peak level of LH required for ovulation: | Peak level of LH required for ovulation is 75 ng/ml It lasts for 24 hrs Ref: Shaw Gynecology 17 e pg 40. | 160,097 | medmcqa_train |
Anesthetic agent of choice in asthma patient is? | Ans. is 'c' i.e., Ketamine * Ketamine is a potent bronchodilator; therefore it is the anesthetic agent of choice in bronchial asthma patients.* Halothane is the inhalational agent of choice in asthmatics.Anesthetics safe in asthma patientsInducing agentPropofol, etomidate, ketamineOpioidsPethidine, Fentanyl, Alfentanil... | 160,098 | medmcqa_train |
Which of the following drugs is used as adjunct therapy for treatment of fungal corneal ulcer? | Atropine eye drops are used to reduce pain from ciliary spasm and prevent formation of posterior synechiae. | 160,099 | medmcqa_train |
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