query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
value |
|---|---|---|---|
A 30-year-old woman complains of recent easy fatigability, bruising, and recurrent throat infections. Physical examination reveals numerous petechiae over her body and mouth. Abnormal laboratory findings include hemoglobin of 6 g/dL, WBC of 1,500/mL, and platelets of 20,000/mL. The bone marrow is hypocellular and displ... | - Given features suggests the diagnosis of Aplastic anemia - Aplastic anemia is a disorder of pluripotent stem cells causing bone marrow failure resulting in hypocellular bone marrow & pancytopenia - Most cases are idiopathic. - Iron-deficiency anemia (choice B) and megaloblastic anemia (choice C) are not characterized... | 158,100 | medmcqa_train |
Two most impoant test to be done in a comatose patient with blood glucose of 750mg/d1 will be: | Answer is A (Serum creatinine) Presence of blood glucose of 750mg/d1 in a comatose patient suggests a possible diagnosis of non ketotic "hyperglycemic coma or diabetic ketoacidosis. Amongst the options provided estimation of blood pH will help establish a diagnosis of diabetic ketoacidosis while estimation of serum cre... | 158,101 | medmcqa_train |
Which is not a dervative of cannabis? | Cannabis also is known as Dagga in South andCentral Africa and Hashish in Egypt as many preparations Marijuana (marihuana/mary jane/pot/weed/grass): The most commonly abused form of Cannabis is marijuana, which is dried plant material including cut leaves, flowering tops, stems, and seeds. Hashish (charas): It is dark ... | 158,102 | medmcqa_train |
Kussmaul's sign is positive in
a. Restrictive cardiomyopathy
b. Constrictive pericarditis
c. Cardiac tamponade
d. Dilated cardiomyopathy
e. Pneumothorax | Kussmaul's sign is rise in JVP with inspiration. It is seen in constrictive pericarditis and Restrictive cardiomyopathy. | 158,103 | medmcqa_train |
Beheaded Scottish terrier sign is – | Oblique view of spine displays the lamina and articular processes more clearly than the classical anteroposterior & lateral views. The shadow of the neural arch resembles that of Scottish terrier dog.
Spondylolysis → Scotty dog wearing a collar sign.
Spondylolisthesis → (i) Beheaded Scotty dog sign;
... | 158,104 | medmcqa_train |
Giant papillary conjunctivitis is most commonly seen in: | Giant Papillary conjunctivitis is a type of allergic inflammation affecting the superior tarsal conjunctiva Seen in soft contact lens user Etiology- d/t allergic reaction to antigens deposited on the surface of lens/prosthesis Soft hydropilic contact lens use Chronic hypoxia beneath the upper lid Mechanical irritation ... | 158,105 | medmcqa_train |
When pH of stomach lumen falls below 4, antrum of the stomach releases a peptide that acts locally to inhibit gastrim release. This peptide is | Somatostatin and Prostaglandins inhibits gastrin release. | 158,106 | medmcqa_train |
Anion-gap Metabolism with decreased vision occurs with the following poisoning | (D) Methanol# Acute intoxication with Methanol is common in chronic alcoholics.> Headache, vertigo, vomiting, abdominal pain, dyspnea, blurred vision, and hyperemia of the optic disc can occur.> Visual disturbances are caused by damage to retinal cells and the optic nerve by methanol metabolites.> Severe cases of intox... | 158,107 | medmcqa_train |
After her first urinary tract infection (UTI), a 1-year-old girl has a voiding cystourethrogram with findings shown below. Which of the following is the most appropriate treatment option? | The radiograph shows reflux into the ureters and into the kidney, with dilation of the renal pelvis, making the diagnosis of vesicoureteral reflux (VUR). The higher the reflux into the renal system, especially if the renal pelvis is dilated, the more likely it is for renal damage to occur; the grading system is based u... | 158,108 | medmcqa_train |
The most common congenital cardiac abnormality associated with the maternal rubella infection during pregnancy is | Congenital rubella syndrome characterized by PDA,PS,VSD. Ref : Ghai essential of pediatrics, eighth edition ,p.no:401 | 158,109 | medmcqa_train |
The most common side effect of IUD inseion is - | Ans. is 'a' i.e., Bleeding o Most common side effect --> Bleeding o Most common side effect requiring removal of the device --> Pain | 158,110 | medmcqa_train |
Which of the following presents with a "string of pearl appearance"? | The lesions in Linear IgA disease with a bimodal age distribution ie 60 yrs comprise of uicated plaques and papules, and annular, polycyclic lesions often with blistering around the edge, the string of pearls sign/cluster of jewels sign. | 158,111 | medmcqa_train |
Concealment of birth comes under which IPC? | Ans. (b) 318Ref. Parikh 6, p 5.87 | 158,112 | medmcqa_train |
Lisch nodule and somatostatinoma in pancreas is seen in? | Ans. (a) Neurofibromatosis* Neurofibromatosis type 1/von Recklinghausen disease caused by inherited gene, the NF1 gene codes for the protein neurofibromin.* Patients with neurofibromatosis develop cafe-au-lait spots, and benign and malignant tumors of the nervous system.* Benign nervous system involvement include neuro... | 158,113 | medmcqa_train |
The "knot" in judicial hanging is placed at | Ans. is 'b' i.e. The side of the neck Though submental knot (below the chin) is thought to be more effective and ensures a quicker death; subaural knot (side of the neck under the angle of the jaw/mandible) on the left side is the preferred position in India as well as England. Judicial hanging causes fracture-dislocat... | 158,114 | medmcqa_train |
Non-noxious stimuli perceived as pain is termed as: | Answer is A (Allodynia) : Perception of a non painful stimulus (non-noxious stimulus) as 'pain' is termed as `allodynia'. Terminology Sensory Disturbance Allodynia Situation in which a non painful (non-noxious) stimulus once perceived is experienced as painful.( example is elicitation of a painful sensation by applicat... | 158,115 | medmcqa_train |
Not true regarding NK cells - | NK cell's cytotoxicity is not antibody dependent or MHC restricted :NK cellsNatural killer cells Reff: Anantharayan & Panikers textbook f microbiology 9th edition pg:137 | 158,116 | medmcqa_train |
Maximum oxygen concentration can be delivered by? | Choice D: Reservoir face mask is a high flow, variable performance device. At flow rate of 12-15L/min the delivered Fi02 is in the range of 75-90%. Choice C is simple face mask while choice B is Nasal cannula and both can deliver limited oxygen up to 40% due to diffusion and mixing with air. Choice A: Venturi mask is a... | 158,117 | medmcqa_train |
Hatter shake is seen in which poisoning? | Ans. (b) MercuryRef. Harrison 18/e, chapter 371 | 158,118 | medmcqa_train |
Graze is a type of ? | Ans. is 'd' i.e., Abrasion Abrasion It is a destruction of the skin, which involves the superficial layers of the epidermis only. They are of 4 types: Scratches- its a abrasion with length but no significant width or a a very superficial incision. Grazes-most common. They occur when there is movement between the skin a... | 158,119 | medmcqa_train |
True about reliability of a test | RELIABILITY OF A TEST
• Gives same results on repeated tests: Reliability
• Investigator’s knowledge is important
• Consistency and reproducibility of the test are not a problem
• Extent of variation of measurement of contained behaviour | 158,120 | medmcqa_train |
All are anti-oxidants except | Antioxidant vitamins are vitamin C, carotenes and vitamin A, and vitamin E. | 158,121 | medmcqa_train |
Streptococcus causing rheumatic hea disease is | Streptococcus pyogenes infection leads to two impoant non-suppurative post-streptococcal sequelae - acute rheumatic fever and acute glomerulonephritis. This complication ensues 1-3 weeks after the acute infection so that the organism may not be detectable when sequelae set in. In rheumatic fever, carditis, including co... | 158,122 | medmcqa_train |
In the incidence of primary angle closure glaucoma, male to female ratio is: | Ans. 1:4 | 158,123 | medmcqa_train |
At 29 weeks gestational age, it becomes apparent that the fetus has developed hydrops. All of the following are characteristics of fetal hydrops Except | Fetal hydrops occurs as a result of excessive and prolonged hemolysis due to isoimmunization.Characteristics of fetal hydrops include abnormal fluid in two or more sites such as the thorax, abdomen, and skin. The placenta is also markedly erythematous, enlarged, and boggy. In addition, massive hepatomegaly and splenome... | 158,124 | medmcqa_train |
Global rupture due to blunt trauma is indicated by | C i.e. Contusion + Haemorrhage + Low intraocular pressure Complications of Blunt Trauma Voissius ring (on anterior surface of lens) Q Rossette shaped cataract Q Angle recession with secondary glaucoma Q Global rupture indicated by contusion, haemorrhage & low intraocular pressure Q Hyphaema with elevated lop | 158,125 | medmcqa_train |
A patient presents to a clinic with complaints of headache, fatigue. Lab data show serum sodium, 122 mEq/L; serum osmolality, 240 mOsm/L; urine osmolality, 455 mOsm/L. which condition best correlates with these data? | Hyponatremia, hypo-osmolality, and inappropriately concentrated urine are characteristic of SIADH. The syndrome results from excessive secretion of vasopressin. This could be due to ectopic tumor secretion of vasopressin, various central nervous system complications, or it could be drug induced. The increased vasopre... | 158,126 | medmcqa_train |
Very severe pneumonia in a child include all except | Ref. The Short Textbook of Pediatrics. Pg 435 | 158,127 | medmcqa_train |
Calibre is defined as - | The synopsis of forensic medicine & toxicology ; Dr k.s narayan reddy ; 28th edition ; Pg.no. 122 It is also called gauge . Also refer fig 8-16 (cross section of a rifled barrel) | 158,128 | medmcqa_train |
Which of the following test is used to detect signs of organic brain damage? | Bender Gestalt test is a brief, nonverbal, perceptual motor assessment instrument. It was originally developed by Lauretta Bender as a measure of visual motor maturation in children. In this test patients are asked to copy designs from the card (containing design) in front of them. Now it is most widely used as a scree... | 158,129 | medmcqa_train |
Not a feature of chronic liver disease | Koilonychia is not a feature of chronic liver disease. | 158,130 | medmcqa_train |
Earliest presentation of hypopituitarism in adults is? | In children the earliest presentation of hypopituitarism is growth retardation and hypogonadism is the earliest manifestation in adults. Trophic hormone failure with pituitary compression or destruction usually occurs sequentially. Sequence of fall of hormonal levels is GH>FSH>LH>TSH>ACTH. 1st hormone to fall in Sheeha... | 158,131 | medmcqa_train |
A patient who was on aspirin for long period was selected for an elective surgery. What should be done | A i.e. Stop Aspirin for 7 days | 158,132 | medmcqa_train |
Fetal pas are palpable at the earliest by: Maharashtra 08 | Ans. 20 weeks | 158,133 | medmcqa_train |
Incudo malleal joint belongs to which of the following group of joints? | Incudomalleal joint formed by the aiculation of head of malleus and head of incus is a saddle joint. Examples of Saddle joints: ? 1st carpometacarpal joints? Sternoclavicular joint? Calcaneocuboid joint? Incudo malleolar joint | 158,134 | medmcqa_train |
Treatment of Choice for Annular Pancreas | Ans. (a) Duodeno duodenostomyRef: Bailey And Love 27th edition Page 1219* Annular Pancreas is the result of failure of complete rotation of ventral pancreatic bud during development, so that the ring of pancreatic tissue is surrounding the 2nd or 3rd part of pancreas.* Most common in down syndrome cases.* Presents with... | 158,135 | medmcqa_train |
All are true statement about spinal cord except | Final terminal is the pia connecting conus medullaris to coccyx. Below the end of Dural sac at S2, dura encloses this filum and attaches to coccyx as coccygeal ligament.(Ref: Vishram Singh textbook of clinical neuroanatomy second edition pg 53) | 158,136 | medmcqa_train |
All are involved in energy metabolism except ? | Ans. is 'd' i.e., Vitamin B12 The active forms of five of the B Vitamins paicipate in the release of energy from carbohydrate, fat and proteins. These five vitamins of Vitamin B group which are involved in energy metabolism are :-Thiamin (Vitamin BI)Riboflavin (Vitamin B2)Niacin (Vitamin B3)Pantothenic acid (Vitamin B5... | 158,137 | medmcqa_train |
A patient presented with history of recurrent attacks of optic neuritis, an episode of transverse myelitis with no white mater lesions on mri brain. Aquaporin 4 antibody testing was positive. What is the most likely diagnosis? | In patients with NMO, attacks of ON can be bilateral and produce severe visual loss (uncommon in MS); myelitis can be severe and transverse (rare in MS) and is typically longitudinally extensive involving three or more contiguous veebral segments. Also in contrast to MS, progressive symptoms typically do not occur in N... | 158,138 | medmcqa_train |
Alpha feto protein is increased in | Alpha fetoprotein AFP is a normal component of plasma protein of the fetus secreted by yolk sac and embryonal hepatocytes(fetal liver) which usually reduces after bih and persists as a low value level. Normal value is upto 10 ng/ml. It is an impoant tumour marker for hepatocellular carcinoma (100-1000 ng/ml). It also i... | 158,139 | medmcqa_train |
↑ energy linear acceleration used in- | X-ray tubes produce X-ray by accelerating electrons to high energies. | 158,140 | medmcqa_train |
Metastasis not'ound in - | Extremities distal to elbow and knee are least commonly involved in metastasis.
Fibula is distal to knee. | 158,141 | medmcqa_train |
MHC is impoant in pathogenesis of: March 2005 | Ans. C: Auto-immune diseasesThe major histocompatibility complex (MHC) is a large genomic region or gene family.It is the most gene-dense region of the mammalian genome and plays an impoant role in the immune system and autoimmunity.The proteins encoded by the MHC are expressed on the surface of cells and display both ... | 158,142 | medmcqa_train |
If a drug is excreted in urine at the rate of 10 mg/hr at a steady-state plasma concentration of 5 mg/L, then its renal clearance is: | Ans. B. 2.0L/hra. Rate of elimination (RoE)- Amount of drug/timeb. Clearance (Cl):- rate of elimination/concentrationc. In the given MCQ, RoE=10mg/hr;Con=5mg/L,d. Therefore, Cl=10/5=2L/hr | 158,143 | medmcqa_train |
NOT true regarding Azygos and Hemiazygos Veins are | Left 2nd, 3rd, 4th posterior Intercostal veins form Left Superior intercostal vein that drains into left Brachioaphalic vein. | 158,144 | medmcqa_train |
Which of the following statements are True or False about Cretinism? 1. Goitre present at bih 2. Can be diagnosed by serum T4 levels 3. Most commonly seen in Iodine deficiency endemic areas 4. Skeletal development is delayed 5. Physiological jaundice is prolonged | Physiological jaundice is prolonged and skeletal development is delayed in cretinism. It is commonly seen in Iodine deficiency endemic areas. Ref: Ghai, 6th Edition, Page 122 | 158,145 | medmcqa_train |
Ocular bobbing? | Ans. is 'b' i.e., Pons Square-wave erks Not localizing Macro square-wave erks Cerebellum Macrosaccadic oscillation Cerebellum Voluntary nystagmus Volitional Saccadic pulses Cerebellum, lower brainstem Ocular flutter Cerebellum, lower brainstem Opsoclonus Cerebellum, lower brainstem Ocular bobbing Pons | 158,146 | medmcqa_train |
Proximal & distal renal tubular acidosis is differentiated by all, except: | Answer is B (Hypokalemia): | 158,147 | medmcqa_train |
For myringoplasty, Graft material of choice is | Low metabolic rate, no need for a separate incision, same thickness as that of tympanic membrane ours the use of temporalis fascia. Other graft materials also include perichondrium, dura and cadaveric tympanic membrane. Re: Textbook of Ear, Nose and Throat, Dhingra, 6th Edition | 158,148 | medmcqa_train |
A Pt. has ecchymoses and petechiae all over the body with no hepatospleenongaly. All are true except ? | Ans. is 'b' i.e., Bleeding into the joints o Petechiae and ecchymoses all over the body with no hepatosplenomegaly suggest Idiopathic thrombocytopenic Purpura (ITP) Hematemesis, melena and bleeding in the joints are unusual (They are seen when there is loss of coagulation factors) More than 80% of cases resolve spontan... | 158,149 | medmcqa_train |
Most common fracture in the children is | (Supra condylar humerus) (596-Apley's 8th)Supracondylar fracture of humerus - usually seen in children suggest an extenson injury, usually due to a fall on the outstretched hand. The distal fragments is pushed backwards and (because the forearm is usually in pronation) twisted inwards, sometimes injuring the brachial a... | 158,150 | medmcqa_train |
Meckel's diveiculum is a derivative of - | Answer is 'b' ie vitellointestinal duct The Vitellointestinal duct or the omphalomesentric duct is the connection between the yolk sac and the developing gut. Normally, it gets obliterated and disappears. But sometimes it may persist in various forms giving rise to congenital anomalies:? a. Umbilical fecal fistula - du... | 158,151 | medmcqa_train |
Positional veigo is most commonly seen due to pathology in | Positional veigo is commonly due to pathology in the Posterior Semicircular Canal.BPPV is the commonest cause of peripheral veigoRef: Hazarika; 3rd ed; Pg 105 | 158,152 | medmcqa_train |
The Halophilic Vibrio that is implicated in gastroenteritis is which of the following? | It is the causative agent of food poisoning due to sea fish. Usual signs are abdominal pain, diarrhea, vomiting and fever. Feces contain cellular exudate and blood. Dehydration is moderate. Recovery occurs in 1-3 days. Common in summer and in adults. Ref: Ananthanarayan & Panicker's, 8th Edition, Page 312 | 158,153 | medmcqa_train |
What does Serum ferritin level | The serum ferritin level is the laboratory test to estimate iron stores. As iron stores are depleted, the serum ferritin falls to Reference: Harrisons Principles of Internal Medicine, 18th Edition, Page 847 | 158,154 | medmcqa_train |
'Which of the following is NOT used in treatment of hairy cell leukemia: | Answer is A (Steroid) Steroid has no role in treatment of hairy cell leukemia. Cladribine is the drug of choice. Clinical complete remissions with cladribine occur in majority of patients and longterm disease free survival is frequent. Treatment of hairy cell leukemia is chemotherapy with Cladribine : Drug of choice. A... | 158,155 | medmcqa_train |
GnRH agonist therapy for leiomyoma is given for | GnRH agonist treatment is continued for 3 → 6 months. | 158,156 | medmcqa_train |
Galton's system is used for - | Dactylography (Galton's system) → Study of finger prints.
Poroscopy (Locard's system) → Study of number, sizes and distribution of pores of sweat glands on ridges (used when only a part of the finger print is available).
Program → Study of the footprint.
Cheiloscopy (queiloscopy) → Study of lip prints.
Rugoscopy (Palat... | 158,157 | medmcqa_train |
Which of the following conditions shows susceptibility to squamous cell carcinoma in skin? | Ans. is 'd' i.e., All the above Squamous Cell Carcinoma:* Squamous cell carcinoma is the second most common tumor arising on sunexposed sites in older people, exceeded only by basal cell carcinoma.* Except for lesions on the lower legs, these tumors have a higher incidence in men than in women.* Invasive squamous cell ... | 158,158 | medmcqa_train |
Atavism is resemblence of features to | Ans. is 'd' i.e. Grandfather "In Atavism the child does not resemble its parents but its grandparents" - Parikh, 6/e. | 158,159 | medmcqa_train |
Total number of genes in a human being is? | D i.e. 30,000 | 158,160 | medmcqa_train |
A 25-year-old male presents with swelling over right knee since 1 month. The radiograph is shown here. Which of the following statement is true regarding this condition? | Osteosarcoma This primary malignant bone-forming neoplasm is rare, but is still the commonest primary malignant lesion of bone after myeloma. | 158,161 | medmcqa_train |
A 45-year-old man presents to the clinic for evaluation of weakness in his arms and legs. The symptoms started gradually, and are now more noticeable and interfering with his ability to work as an electrician. On physical examination, the cranial nerves are normal, but there is weakness of his left handgrip and right l... | The most common initial symptom of ALS is weakness and wasting of the extremities. The fasciculations can be a very prominent part of the disease. This is rare in other neurologic disorders. | 158,162 | medmcqa_train |
Palmaris Brevis is supplied by: | Ans. B. Ulnar Nervea. In the proximal forearm, ulnar nerve gives muscular branches to: (a) flexor carpi ulnaris, and (b) medial half of flexor digitorum profundus.b. In the mid-forearm, it gives off palmar cutaneous branch, which provide sensory innervation to the skin over the hypothenar eminence.c. About 5 cm proxima... | 158,163 | medmcqa_train |
Browne's tube is used for - | Brown's tube is the most commonly used chemical indicator of moist heat sterilization in the autoclave. It contains red solution that turns green when exposed to temperature of 121degC for 15 minutes in an autoclave. | 158,164 | medmcqa_train |
Philadelphia chromosome is an example of- | Ans. is 'a' i.e., Balanced translocation | 158,165 | medmcqa_train |
Most common twins after assisted reproduction: | Most common twins after assisted reproduction are dizygotic twins. For increasing the success of IVF and the expenses involved, it's a norm to transfer 2-3 embryos of day 3 or 1-2 embryos of Day 5. For women lesser than 35 years, the implantation rate is better and hence these are the ones who have more multiple pregna... | 158,166 | medmcqa_train |
Spasmolytic analgesic iS- | Ans. is `a' i.e., Dicyclomine o Antispasmodic (spasmolytic) drugs are used in various colic (pain) e.g. abdominal colic or renal colic. o Among the given options, dicyclomine is spasmolytic. | 158,167 | medmcqa_train |
Omalizumab is ? | Ans. is 'c' i.e., Anti IgE antibody | 158,168 | medmcqa_train |
Common site of bleeding: | Sites of Epistaxis 1) Little's area - 90% 2) Above the level of middle turbinate- From anterior and posterior ethmoidal vessels 3) Below the level of middle turbinate-From sphenopalatine aery 4) Posterior pa of nasal cavity 5) Nasopharynx 6) Diffuse -Both from septum and lateral nasal wall; Seen in general systemic dis... | 158,169 | medmcqa_train |
In normal NST, the time period for two or three accelerations that peak at 15 bpm or more above baseline is: | Definition of nonstress test (NST) currently recommended by the American College of Obstetricians and Gynecologists and the American Academy of Pediatrics: Two or more accelerations that peak at 15 bpm or more above baseline, each lasting 15 seconds or more, and all occurring within 20 minutes of beginning the test. Ac... | 158,170 | medmcqa_train |
Which of the following movements of thumb are not affected in radial nerve injury: | A i.e. Opposition; C i.e. Adduction; B i.e. Flexion Posterior interosseous branch of radial nerve supplies extensor pollicis longus & brevis (EPL & EPB) and abductor pollicis longus (AbPL)Q (3) thumb muscles. So radial nerve injury weakens (affects) abduction & extension movements of thumb and spares flexion, adduction... | 158,171 | medmcqa_train |
Schwartze sign seen in: | (b) Otosclerosis(Ref. Cummings, 6th ed., 2213)10% cases of otosclerosis are active. In these the active division is taking place on the medial wall of middle ear leading to increased vascularity. This appears pinkish through the intact tympanic membrane leading to flamingo pink appearance of TM also known as Schwartze ... | 158,172 | medmcqa_train |
Statin having longest half life: | Rosuvastatin It is a competitive inhibitor of the enzyme HMG-CoA reductase, having a mechanism of action similar to that of other statins. Its approximate elimination half life is 19 h and its time to peak plasma concentration is reached in 3-5 h following oral administration. REF : katzung pharmacology : 14th ed | 158,173 | medmcqa_train |
Telmisaan lowers blood pressure by - | Ans. is 'c' i.e., Blocking ATI receptors ACE inhibitors : Captopril, enalapril, lisinopril, ramipril, perindopril, imidapril, trandopril, benazepril, fosinopril. Ren in inhibitors : Aliskiren, remikiren, enakiren. ATI blockers : Losaan, candesaan, irbesaan, valsaan, telmisaan. | 158,174 | medmcqa_train |
Insulin non dependent DM correlate with which fat reserve - | Ans. is 'a' i.e.. Intraabdominal fat {Ref: Harrison 18th/e p. 2968-2975; IT^/e p. 2279]Risk factors for type 2 Diabetes mellitusObesityo The risk of impaired glucose tolerance (IGT) or type 2 diabetes rises with increasing body weight.o The NHS demonstrated an approximately 100-fold increased risk of incident diabetes ... | 158,175 | medmcqa_train |
Paramesonephric duct forms: | Ans. is c, i.e UterusPara mesonephric duct is the other name for Mullerian duct so now we don't need any explanation for this one. | 158,176 | medmcqa_train |
Thyroid cancer associated with radiation exposure? | Ans. (b) PapillaryRef: Bailey & Love 26th ed. / 763-64* Ionizing radiation can cause genetic mutations leading to malignant transformation.* This association is much stronger for thyroid cancer than for other malignancies, and radiation is the only well-established environmental risk factor for thyroid malignancy.* The... | 158,177 | medmcqa_train |
Pro-inflammatory Cytokines include all of the following except - | Cytokines are involved in the immunological reaction, but some cytokines may also take part in inflammation.
o They may be: -
1. Proinflammatory cytokines
Involved in the amplification of inflammation and tissue destruction.
IL-1 & TNF-a are the two most important proinflammatory cytokines. IL-6 may also act as a proi... | 158,178 | medmcqa_train |
Multifocal tumor of vascular origin in a patient of AIDS? | kaposi sarcoma commonly seen in patient with AIDS REF:ANANTHANARAYANAN TEXT BOOK OF MICROBIOLOGY 9EDITION PGNO.576 | 158,179 | medmcqa_train |
Ebstein anomaly is associated with all of the following Except | EBSTEIN'S ANOMALY:Ebstein's anomaly is due to the abnormal downward displacement of tricuspid valve into the right ventricle.Tricuspid valve has 3 leaflets- anterior, posterior and septalAnterior leaflet of valve retains attached to valve ring and the other two leaflets displaced downwards.HEMODYNAMICS:The displaced tr... | 158,180 | medmcqa_train |
Botulin toxin acts by: | Decreases Secretion of Ach | 158,181 | medmcqa_train |
Which of the following is not related to epidemiology ? | Ans. is 'd' i.e., To teach a medical student how to conduct safe delivery According to the International Epidemiological Association (IEA), epidemiology has three main aims : a) To describe the distribution and magnitude of health and disease problems in human populations. b) To identify aetiological factors (risk fact... | 158,182 | medmcqa_train |
Which is not an intermediate filament? | Intermediate filaments - resist external pressure cell type specific: used as cellular markers Types Nuclear(Lamin-A,B,C) Vimentin like (Vimentin, desmin, GFAP, peripherin) Epithelial(Types 1,2 keratin) Axonal( Neurofilament proteins- NF-L,M,H) | 158,183 | medmcqa_train |
Cellular bearings of herediatary disease seen in: | A i.e. DNAHereditary information is preserved in DNA. Thus all genetic diseases are due to change in DNAQ. | 158,184 | medmcqa_train |
The following test is not used for dignosis of leprosy- | Lepromatous test it is not a diagnostic test but a prognostic test. it helps in the classification of leprosy. antigens used for skin testing: mitsuda lepromin, Dharmendra leprominmanifests as biphasic reaction: early Fernandez (48-72hrs)and late mitsuda reaction (3-4weeks)Represents Cmi towards antigen. Erythema and i... | 158,185 | medmcqa_train |
Kuffer cells are found in: | Liver | 158,186 | medmcqa_train |
Not a Epiphyseal tumors | Simple bone cyst (Unicameral bone cyst) is a Metaphyseal tumor. | 158,187 | medmcqa_train |
Rupture of supraspinatus manifests as - | Supraspinatus is responsible for shoulder abduction for the first 15 degrees. If it is torn completely, the initiation of abduction is impossible. Passive abduction upto 15 degrees allows other muscles to take over for further abduction. | 158,188 | medmcqa_train |
A night shift worker complains of profuse Rhinorrhea and Sneezing for the past few days . Which among the following drug can be given to him ? | 1st generation anti histamines 2nd generation anti histamines 1. Chlorphenaramine 2. Promethazine 3. Diphenhydramine 4. Cyclizine 5. Meclizine 6. phenaramine 1. Terfenadine 2. Fexofenadine 3. levocetrizine 4. Loratidine Note : All the 1st generation drugs can cross BBB and produce CNS actions so all 1st generation anti... | 158,189 | medmcqa_train |
Commonest cause of A-V fistulae is:- | Aeriovenous Fistula (AVF) MC type of AVF: Congenital MC cause of acquired AVF: Penetrating trauma | 158,190 | medmcqa_train |
Preferred incision for abdominal exploration in Blunt injury abdomen is | Adults Upper midline incision extending down across the left of the umbilicus is the preferred incision. But can be extended into the thorax or do horizontal T or extended as needed depending on internal organ injury Paediatric abdomen:- The abdomen is wider with the bladder intra abdominal. Transverse supraumbilical i... | 158,191 | medmcqa_train |
According to the WHO criteria, anaemia in infants of 6 months age is defined as Hb less than: | Please note that 110g/litre= 11g/dl A WHO expe group proposed that anaemia or deficiency should be considered to exist when haemoglobin is below the following levels: Cut-off points for the diagnosis of anaemia: AGE GROUP VENOUS BLOOD (g/dl) MCHC (%) Adult males 13 34 Adult females, non-pregnant 12 34 Adult females, pr... | 158,192 | medmcqa_train |
Which of the following drugs has spasmolytic activity and could also be used in the management of seizure caused by overdose of a local anesthetic? | IV diazepam controls convulsions. In fact these can be prevented by preanesthetic administration of diazepam (1-2 mg/kg),especially if large doses are to be used. From padmaja 4th edition Page no 201 | 158,193 | medmcqa_train |
Vaccine is what level of prevention | All vaccines/immunization are primary level of prevention. | 158,194 | medmcqa_train |
Antrochoanal polyp arise from? | ANSWER: (B) Maxillary sinusREF: Dhingras ENT 5th ed p-188, 4th edition page 164See table of "DIFFERENCES BETWEEN ANTROCHOANAL AND ETHMOIDAL POLYP" in ENT December 2009 | 158,195 | medmcqa_train |
Police inquest is A/E | D i.e. 10 may not summon | 158,196 | medmcqa_train |
ACTH secretion is highest during – | Cortisol levels in blood are normally elevated at 8.00 AM and decrease to less than 50% by midnight. | 158,197 | medmcqa_train |
If there are 4 nucleotides instead of 3 in codon, how many amino acids may be formed? | C i.e. 256 | 158,198 | medmcqa_train |
Biopsy findings of celiac disease all of the following, except | Answer is C (Mucosal atrophy) Mucosa! atrophy and presence of Giardia lambia are not seen in biopsy front celiac disease. Small Intestinal Biopsy (duodenal /jejunal) in Celiac disease (Characteristic but not diagnostic()) Absence or reduced height of villi (Flat appearance)() Crypt hyperplasia, villous atrophy (but not... | 158,199 | medmcqa_train |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.