query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Prozone phenomenon is due to: | Ans: B (Antibody excess) Ref: Ananthonaravan. Panikar CJ Textbook of .Microbiology. 8th Edition. John Wiley & Sons: 2009. Pg. 104Explanation:Antigen and antibody can combine in various proportions.State of antibody excess - ProzoneOptimal ratio - Zone of equivalenceState of antigen excess - Postzone (See the following ... | 18,600 | medmcqa_train |
Chondrosarcoma | Refer Robbins page no Pg 8th 1228 Chondrosarcomas are malignant tumors that produce cailage. They are subclassified histologically as conven- tional (hyaline cailage producing), clear cell, dedifferenti- ated, and mesenchymal variants. Conventional tumors are fuher subdivided by site as central (intramedullary) and per... | 18,601 | medmcqa_train |
Child survival index is calculated by? | Park's textbook of preventive and social medicine 23rd edition. *Child survival rate =(1000- under 5 moality rate)/10. | 18,602 | medmcqa_train |
Air under central tendon of diaphragm is | The 'Cupola sign' is seen on a supine chest/abdominal radiograph in the presence of pneumoperitoneum. It refers to non-dependent gas that rises within the abdominal cavity of the supine patient to accumulate underneath the central tendon of the diaphragm in the midline. | 18,603 | medmcqa_train |
All of the following are metabolic effects of progesterone in normal pregnancy, EXCEPT: | Progesterone increases basal insulin levels and the rise in insulin after carbohydrate ingestion, but it does not normally alter glucose tolerance. However, long-term administration of more potent progestins, such as norgestrel, may decrease glucose tolerance. Progesterone stimulates lipoprotein lipase activity and see... | 18,604 | medmcqa_train |
Cherry red spot is seen in: September 2010 March 2013 | Ans. B: CRAO The cherry red spot is seen in central retinal aery occlusion, appearing several hours after the blockage of the retinal aery occurs. The cherry red spot is seen because the macula receives its blood supply from the choroid aery while the surrounding retina is pale due to retinal aery infarction. It is als... | 18,605 | medmcqa_train |
A patient diagnosed with schizophrenia came with acute exacerbation of symptoms. Inj.Haloperidol was administered in the casuality and suddenly the patient had deviation of eye balls and torticollis. What is the diagnosis? | Acute dystonia is the earliest side effect seen immediately after the administration of antipsychotics. Acute dystonia is treated using anticholinergics like Benztropine, Promethazine. | 18,606 | medmcqa_train |
Which one of the following is NOT a feature of Kartagener's syndrome: | Ans. (c) Dysphagia(Ref: Robbins 9th/pg 683-684)Kartagener syndrome refers to bronchiectasis, sinusitis, and situsinversus; QIt is seen in 50% patients with primary ciliary dyskinesia | 18,607 | medmcqa_train |
If a person has normal musculature but has difficulty swallowing, which nerves should be tested for function? | The upper 2/3 of the esophagus contains striated muscle. It is derived from the pharyngeal arches and innervated by the vagus nerve (CN X). The lower 1/3 contains smooth muscleft from splanchnic mesoderm and is innervated by the splanchnic plexus. | 18,608 | medmcqa_train |
Which of the following is autosomal dominant in inheritance? | Autosomal Dominant (A Very DOMINANT Hereditary Family ) Achondroplasia/ADPKD Von Hipple Lindau disease Dystrophia myotonica Osteogenesis imperfecta Marfan Syndrome Intermittent porphyria NF 1(von reckinghausen disease) Achondroplasia NF 2 Tuberous Sclerosis Huntington Disease Familial hypercholesterolemia Autosomal Rec... | 18,609 | medmcqa_train |
Macroscopic manifestation of Dalen-Fuchs nodules are seen in the following condition: | Sympathetic ophthalmia is an inflammation in the second eye after the other has been damaged by penetrating injury. Histologic sections of the traumatized eye from a patient with sympathetic ophthalmia may show uniform infiltration of most of the uvea by lymphocytes, epithelioid cells, and giant cells. The overlying re... | 18,610 | medmcqa_train |
Which biochemical reaction does not occur in the mitochondria: | D i.e. Fatty acid synthesis | 18,611 | medmcqa_train |
Which of the following combination is not true : | Schillar duval bodies - serous tumor | 18,612 | medmcqa_train |
Odland bodies are seen in which layer of epidermis? | Odland bodies are present is: Skin: Stratum granulosum > upper pa of stratum spinosum. Lungs: Type-II alveolar cells in lungs Odland bodies also are known as lamellar bodies - play impoant roles in barrier function and intercellular cohesionwithin the stratum corneum. Consist of Ceramide, Fatty acids, cholesterol, etc.... | 18,613 | medmcqa_train |
Which of the following has the potential of undergoing `Spontaneous' malignant transformation? | Complications of the Paget's disease include stress fractures and secondary sarcomas. Poor mechanical properties of pagetic bone results in incomplete stress fractures. Fractures occur most commonly in the femur followed by other stress-bearing bones such as tibia, humerus, spine, and pelvis. Osteosarcomas and to a le... | 18,614 | medmcqa_train |
Concurrent list includes | Ans. is 'c' i.e., Vital statistics | 18,615 | medmcqa_train |
Which is not seen in complete ectopic vesicae: | Epispadias is present, not the hypospadias in Ectopia vesicae. Umbilical hernia, Visible ureterovesical efflux and Waddling gate are seen in Ectopia vesicae. Clinical Features Posterior wall of the bladder protrudes through the defect with mucosal edges fused with skin and urine spus onto the abdominal wall from the ur... | 18,616 | medmcqa_train |
A rapid method of chromosome identification in interphase is - | "FISH can be used in interphase cells to determine the chromosome number of one or more chromosomes as well as to detect some specific chromosome rearrangements that are characteristic for certain cancers. The primary advantage of interphase FISH is that it can be performed very rapidly if necessary, usually within 24 ... | 18,617 | medmcqa_train |
Which of the following ranges of hemoglobin O2 saturation from systemic venous to systemic arterial blood represents a normal resting condition? | Ans. D. 75 to 98%In a normal resting condition, the blood leaving the lungs is 98% saturated with oxygen, and the blood returning to the lungs is 75% saturated with oxygen. With vigorous exercise, blood leaving the lungs is still 98% saturated, but blood returning is usually less than 75% saturated because more oxygen ... | 18,618 | medmcqa_train |
All of the following structures are removed in Whipple's procedure except - | Ans. is 'c' i.e., Neck of Pancreas Whipples operation (Pancreaticoduodenectomy)o Is the most commonly performed operation for carcinoma of head of pancreas, o It includes resection of:# distal stomach# Duodenum# gall bladder# Proximal jejunum# CBD# Regional lymphatics# head ot pancreaso Restoration of gastrointestinal ... | 18,619 | medmcqa_train |
Which of the following muscle forms the lateral boundary of cubital fossa? | Boundaries of cubital fossa:Superior boundary: An imaginary line connecting the medial and lateral epicondyles of the humerusLateral boundary: Medial border of the brachioradialisMedial boundary: Lateral margin of the pronator teresApex: Lies inferiorly and formed by crossing of the brachioradialis across the front of ... | 18,620 | medmcqa_train |
A patient has IDDM diagnosed at age of 15 years. The most reliable indicator for diabetic nephropathy is | Answer is B (Urinary protein > 550 mg/day for 3 consecutive sample): The most reliable indicator for diabetic nephropathy is presence of ove proteinuria. Urinary protein > 550 mg/day in 3 consecutive samples confirms the diagnosis of ove proteinuria, reflects irreversible pathological changes in kidneys and confirms pr... | 18,621 | medmcqa_train |
Tensile strength of wound after laparoscopic cholecystectomy in a 30 years old woman depends upon: | The recovery of tensile strength results from the excess of collagen synthesis over collagen degradation during the first 2 months of healing, and, at later times, from structural modifications of collagen fibers (cross-linking, increased fiber size) after collagen synthesis ceases. | 18,622 | medmcqa_train |
Most common cause of first trimester aboion: | Common Causes of aboion First trimester: 1. Genetic factors (50%) 2. Endocrine disorders (luteal phase defect, thyroid abnormalities, and diabetes) 3. Immunological disorders (autoimmune and alloimmune) 4. Infection 5. Unexplained | 18,623 | medmcqa_train |
An ICU patient on atracurium infusion develops seizures after 2 days. The most probable cause is: | A i.e. Accumulation of laudanosine | 18,624 | medmcqa_train |
Difficulty in grasping objects is characterised by which type of cerebral palsy ? | CEREBRAL PALSY
→ Non progressive lesion which occurs in developing brain before, during or after birth, leaving the child with a variety of neurological problems.
→ Etiology
Infections of brain.
Complications of labor.
Congenital defects of brain.
Ataxic palsy:
Poor sense of balance and uncoordinated voluntary movem... | 18,625 | medmcqa_train |
The most impoant determinant of prognosis in Wilm's tumor: | Most impoant prognostic factor in most of malignancies- Stage (TNM) Exception- Wilms tumor and soft tissue sarcoma In Wilms tumor, Most impoant Prognostic Factor- Histology > Stage In soft tissue sarcoma, most impoant prognostic factor - Tumor grade | 18,626 | medmcqa_train |
Which of the following drugs is a full agonist at opioid receptors, has excellent oral bioavailability, analgesic equipotency to morphine and a longer duration of action with milder withdrawal symptoms on abrupt discontinuation? | Methadone is a long acting opioid agonist that has equal potency to morphine. It can be used orally for opioid replacement and opioid rotation therapy. Due to longer half life, it produces mild withdrawal symptoms. | 18,627 | medmcqa_train |
Which of the following disease is transmitted by rat flea? | parks textbook of preventive and social medicine 23rd edition *rat fleas are known to transmit the following diseases :bubonic plague,endemic or murine typhus,chiggerosis,hymenolepis diminuta. | 18,628 | medmcqa_train |
Crew haircut appearance in X-ray skull and Gamna Gandy bodies are seen in - | The hair on end appearance is seen in
Sickle cell anemia
Hereditary spherocytosis
G-6-PD deficiency
Among these disorders, Gamma Gandy bodies are seen in sickle cell anemia
Gamma Gandy bodies are found in the spleen.
These are nodules that develop through the organization of splenic micro hemorrhages followed by h... | 18,629 | medmcqa_train |
Sequestration of lung is seen in: | Posterior pa of left lung | 18,630 | medmcqa_train |
Myositis ossificans is most common around the -- joint | B i.e. Elbow | 18,631 | medmcqa_train |
Remission with SSRI or TCA patient again having relapse. There may be deficiency of ? | Ans. is 'b' i.e., Cobalamine "Subjects with vitamin B12 deficiency and depression may present with history of past episodes with spontaneous remission or response to treatment with antidepressants and later recognition or development B1,deficiency" | 18,632 | medmcqa_train |
Socratic Method of Education consists of: | Group discussion | 18,633 | medmcqa_train |
Degree of mental disability of a child (low IQ), who is able to speak well enough for most communication needs, is classified as: | Classification of Intellectual Disability | 18,634 | medmcqa_train |
In parathyroid crisis with sudden elevations of calcium over 16 mg/dl; the treatment consist of: | Hypercalcemic Crisis: Patients with PHPT may occasionally present acutely with nausea, vomiting, fatigue, muscle weakness, confusion, and a decreased level of consciousness; a complex referred to as hypercalcemic crisis. These symptoms result from severe hypercalcemia from uncontrolled PTH secretion, worsened by polyur... | 18,635 | medmcqa_train |
In a 25 day cycle ovulation occurs on : | 11th day | 18,636 | medmcqa_train |
The taste sensation to the anterior 2/3rd of the tongue is subserved by? | The sensory nerve fibers from the taste buds on the anterior two-thirds of the tongue travel in the chorda tympani branch of the facial nerve, and those from the posterior third of the tongue reach the brainstem the glossopharyngeal nerve. The fibers from areas other than the tongue (eg, pharynx) reach the brain stem t... | 18,637 | medmcqa_train |
Which of the following aminosteroid neuromuscular blocker is safe in renal disease patients | Vecuronium is safe in renal disease patients, among aminosteroids. Although atracurium is overall preferred non depolarizing neuromuscular blocker. | 18,638 | medmcqa_train |
Amino acid linking Kreb's cycle & urea cycle:- | Urea cycle andTCA Cycle is linked by three way Fumarate in urea cycle is the most impoant integrating point with TCA cycle. Fumarate is conveed to malate and then to oxaloacetate in TCA cycle. Oxaloacetate undergoes transamination to produce aspaate which enters urea cycle. However, Fumarate is not an amino acid so ami... | 18,639 | medmcqa_train |
Which is not true about Down's syndrome | Ans. is 'b' i.e. decreased nuchal fold thickness Nuchal fold thickness is increased in Down's syndrome (not decreased). Infact this feature is used in suspecting the diagnosis of Down's syndrome prenatally.Nuchal fold thickness is assessed prenatally by ultrasound.Other characteristic feature of Down's SyndromeIt is th... | 18,640 | medmcqa_train |
The function of common neutrophils ,monocytes, macrophages is | Ref Robbins 9/e p97 phagocytosis is a major mechanism used to remove pathogens and cell debris. The ingested material is then digested in the phagosome. Bacteria, dead tissue cells, and small mineral paicles are all examples of objects that may be phagocytized. Some protozoa use phagocytosis as means to obtain nutrient... | 18,641 | medmcqa_train |
Causes of Acalculous cholecystitis are the following except | Ans. (b) SchistosomiasisRef: Sabiston Page 1508, 20th editionRisk factors of Acalculous cholecystitis:* Old age* Critical illness* Burns* Prolonged TPN* Major operations* Diabetes* Immunosuppression | 18,642 | medmcqa_train |
A patient using contact lenses developed corneal infection. On investigation diagnosis of acanthomoeba keratitis is made. Which of the following is the drug of choice? | Acanthamoeba infection is an impoant cause of keratitis in contact lens wearers. Diagnosis is facilitated by confocal microscopy. Treatment is hampered by the organism's ability to encyst within the corneal stroma. Topical biguanides are probably the only effective primary treatment. Rx: Medical treatment is usually st... | 18,643 | medmcqa_train |
Lisfranc fracture dislocation | Lisfranc's fracture-dislocation: A fracture-dislocation through tarsometatarsal joint(Refer: Mohindra's Fundamentals of Ohopedics, 2nd edition, pg no. 496) | 18,644 | medmcqa_train |
Type 1 diabetes mellitus is associated with- | Type 1 DM is the result of interactions of genetic, environmental, and immunologic factors that ultimately lead to T-cell mediated autoimmune destruction of the pancreatic beta cells and insulin deficiency. Type 1 DM, which can develop at any age, develops most commonly before 20 years of age. Most individuals with typ... | 18,645 | medmcqa_train |
Z score is used in - | Ref:Parks 23rd edition pg 849 To know whether the individual value falls above or below the mean value . A random variable is said to have been standardized when it has been adjusted so that mean is zero and SD=1. | 18,646 | medmcqa_train |
Dimercaprol is/are used in poisoning with -a) Pbb) Hgc) Asd) Acetaminophene) Iron | BAL (dimercaprol) can be used in lead (as adjuvant), mercury and arsenic poisoning. It is contraindicated in iron poisoning. | 18,647 | medmcqa_train |
Which of the following is not the cause of macrocytic anemia | Abetalipoproteinemia has Acanthocytes (Spur cells).
It is not a cause of macrocytic anemia. | 18,648 | medmcqa_train |
Organophosphate inhibits - | Ans. is 'b' i.e., Esteratic site of AchEs Acetylcholinesterase has two sites: i) Catalytic or esteratic site -9 Active site ii) Anionic site It is quite obvious that to inhibit the action of acetylcholinesterase the active site has to be inhibited and it is esteratic site: i) Organophosphates phosphorylate esteratic si... | 18,649 | medmcqa_train |
To achieve a net reproduction rate (NRR) of 1, the couple protection rate (CPR) should be: | Ref. Foundations of Community medicine. Page. 113
Couple Protection Rate (CPR)
• It is an indicator of the prevalence of contraceptive practice in the community
• Definition: the percentage of eligible couples effectively protected against childbirth by one or the other approved methods of family planning
– Steriliza... | 18,650 | medmcqa_train |
SeICIDs are derivatives of: | Another group of thalidomide analogs, selective cytokine inhibitory drugs (SelCIDs), are phosphodiesterase type 4 inhibitors with potent anti-TNF-a activity but no T-cell co-stimulatory activity. Several SelCIDs are currently under investigation for clinical use. Ref: Katzung 11th edition Chapter 61. | 18,651 | medmcqa_train |
Calcium Gluconate is not used in CPR in which condition : | Calcium gluconate should be used as a first-line agent in patients with EKG changes or severe hyperkalemia to protect cardiomyocytes. Insulin and glucose combination is the fastest acting drug that shifts potassium into the cells. Hemodialysis is the most effective and reliable method to remove potassium from the body ... | 18,652 | medmcqa_train |
A 55-year-old farmer develops recurrent cough, dyspnea, fever, and myalgia several hours after entering his barn. He has had similar reactions several times previously, especially when he feeds hay to his cattle. Which of the following statements is true? | Hypersensitivity pneumonitis is characterized by an immunologic inflammatory reaction in response to inhaled organic dusts, the most common of which are thermophilic actinomycetes, fungi, and avian proteins. In the acute form of the illness, exposure to the offending antigen is intense. Cough, dyspnea, fever, chills, a... | 18,653 | medmcqa_train |
All of the following produces cavitating lesion in the chest radiograph except: March 2010 | Ans. D: HamaomaCauses of Lung cavitation:Alveolar hydatid diseaseBronchogenic carcinomaEmphysemaHistoplasmosisKlebsiella spTakayasu's aeritisMycobacterium tuberculosisNeurofibromatosis type 1ParagonimiasisPneumocystis cariniiPulmonary embolismRheumatoid diseaseStaphylococcus aureus | 18,654 | medmcqa_train |
Antibodies most specific for drug induced lupus are - | Ans. is 'd' i.e., Antihistone o The best screen ins test for SLE is demonstration of anti-nuclear antibodieso Sensitive testfor SLE - Antinuclear antibodies (ANA)o Specific test for SLE - Anti dsDN A, Anti Smo Antihistone antibodies are positive in more than 95 percent of patients with drug induced lupus, and signify a... | 18,655 | medmcqa_train |
Young female presents with hypeension with VMA >14 mg/day, associated with - | Answer is D.)'a' i.e. Medullary Ca thyroid, 'b' i.e. Von-Hippel Lindau disease, ; 'c' i.e. Sturge-weber syndrome A young female patient with hypeension and VMA > 14 mg/24 hrs (Normal VMA excretion in urine is less than 7 mg/24 hrs) is suggestive of pheochromocytoma. Familial syndromes associated with pheochromocytomas ... | 18,656 | medmcqa_train |
Sweaty feet odour in body fluids occur due to deficiency of | The impaired enzyme in isovaleric acidemia is isovaleryl-CoA dehydrogenase. Vomiting, acidosis and coma follow ingestion of excess protein. Accumulated isovaleryl-CoA is hydrolyzed to isovalerate and excreted. Characteristic odor of sweaty feet is present.
Harper's Illustrated Biochemistry 30 th edition page no 309 | 18,657 | medmcqa_train |
Sex cord stromal tumours of the ovary include all except: | Sex cord stromal tumors of ovary- classification 1.granulosa stromal cell tumors cell tumor 2. Androblastoma cell tumor - Leydig cell tumor cell tumor cell tumor 3. Gynandroblastoma 4. Unclassified Reference : textbook of gynaecology Sheila balakrishnan, 2nd edition, pg no:280 <\p> | 18,658 | medmcqa_train |
Itching is produced by the stimulation of all except: | (D) Pacinian corpuscles > Both pain and itching are sensed by free nerve endings, carried by C fibres and travel to brain via. spinothalamic tracts.> Pacinian corpuscles sense touch and pressure.> Histamine is responsible for itching sensation | 18,659 | medmcqa_train |
Minimum depth for the lining of a sanitary well is | The lining of a sanitary well should go down at least 6 meters (20 feet) to ensure that water enters from the bottom and not from the sides of the well.The lining should extend upwards for about 60-90cm (2-3 feet) above the ground.Park 23rd edition pg: 709 | 18,660 | medmcqa_train |
Which of the following reflexes is not present at bih | Symmetric tonic neck reflex appears by 4-6 months and disappears by 8 - 12 months. Moro&;s reflex - hand opening appears by 28 wks, extension and abduction of the upper extremities by 32 wks and anterior flexion by 37 wks of intrauterine life and disappears by 3 - 6 months after bih. Asymmetric tonic neck reflex appear... | 18,661 | medmcqa_train |
Diameter of the optic disc is | Optic disc: It is a pink coloured, well-defined circular area of 1.5-mm diameter. At the optic disc all the retinal layers terminate except the nerve fibres, which pass through the lamina cribrosa to run into the optic nerve. A depression seen in the disc is called the physiological cup. The central retinal aery and ve... | 18,662 | medmcqa_train |
VDRL is an example of- | Option 3 Option 1, 2 Slide flocculation test: VDRL and RPR tests used for diagnosis of syphilis. 1. Slide agglutination: To confirm the identification and serotyping of bacterial colonies growni n culture. 2. Tube agglutination is routinely used for: Typhoid fever (Widal test): Detects Ab against both H (flagellar) and... | 18,663 | medmcqa_train |
A 34-year-old woman is admitted to the hospital after a car collision. Physical examination reveals a mallet finger. Which of the following conditions is expected to be present during radiographic examination? | Mallet finger, also known as baseball finger, is a deformity in which the finger will be permanently flexed at the distal interphalangeal joint, due to avulsion of the insertion of the extensor tendon at the distal phalanx. | 18,664 | medmcqa_train |
Positive forced duction test is seen in- | Forced Duction Test is performed to differentiate between the incomitant squint due to paralysis of extraocular muscle and that due to mechanical restriction of ocular movements. Positive Forced Duction Test (i.e., a restriction is encountered on passive rotation) is seen in cases of mechanical restriction of ocular mo... | 18,665 | medmcqa_train |
Treatment of choice of bleeding gastric ulcer: | M/C/C of UGI bleed = non-variceal bleed (80% - Non-Variceal bleed; 20% - variceal bleed) M/C/C of non-variceal UGI bleed = Peptic ulcer M/C site of Peptic ulcer = Duodenum (1st pa) Ulcer can be present on anterior or posterior wall of duodenum - Anterior wall ulcer - Perforate - Posterior wall ulcer - Bleed (as gastrod... | 18,666 | medmcqa_train |
Which of the following hormones is mainly responsible for skeletal maturation: | B i.e. Estrogen Growth spu at pubey occurs because of androgen & estrogens, but estrogen ultimately terminate growth by causing the epiphyses to fuse to the long bones (epiphysial closure). Once the epiphyses have closed, linear growth ceases. Patient with sexual precocity are apt to be dwarfed. On the other hand men w... | 18,667 | medmcqa_train |
Which virus cannot be cultivated - | The molluscum bodies are composed of a large number of virus paicles embedded in a protein matrix. Humans are the only susceptible host. The virus cannot grow in eggs, tissue cultures or animals. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:465 | 18,668 | medmcqa_train |
Best marker for cardiac events- | hs-CRP is a very promising novel biochemical marker for the prediction of future first or recurrent coronary events. American and European prospective studies have been highly consistent regarding the ability of hs-CRP to predict future CHD risk in both men and women. Ref Davidson 23rd edition pg 434 | 18,669 | medmcqa_train |
All are true regarding Psoriasis except: | C i.e. Head, neck & face are not involved | 18,670 | medmcqa_train |
Maximum oogonia can be seen In ovaries at | Oogonia multiply in large numbers by mitosis averaging about 6-7 million around 18-20 weeks of intrauterine life | 18,671 | medmcqa_train |
A rapidly destructive infection of nose and paranasal sinuses in diabetics is: | Mucormycosis It is a fungal infection of nose and paranasal sinuses which may prove rapidly fatal. It is seen in uncontrolled diabetes or in those taking immunosuppressive drugs Ref Dhingra 6/e,p 159 | 18,672 | medmcqa_train |
Schizophrenia can be treated with all of the following except- | Ans. is 'a' i.e., Pemoline Antipsychotics (Neuroleptics) o Antipsychotics are a group of psychoactive drugs commonly used to treat psychosis, e.g. Schizophrenia. o Antipsychotic drugs are divided into: A) Typical antipsychotics (first generation antipsychotics) Phenothkanes - Chlorpromazine, Thioridazine, Trifluperazin... | 18,673 | medmcqa_train |
Savlon contains | Savlon is a combination of cetavlon and hibitane. Plastic appliances can be disinfected by keeping them in normal strength savlon for 20 minutes. Savlon 1 in 6 spirit is more effective than savlon in 1 in 20 aquous solution Ref: 25th edition, Park's Textbook of Preventive and Social Medicine, Page no. 141 | 18,674 | medmcqa_train |
LMP-1 gene plays a role in oncogenesis induced by: | LMP-1 gene plays a role in oncogenesis induced by EBV. LMP-1 signaling leads to up-regulation of antiapoptotic proteins and provide growth signals in latently infected cells. | 18,675 | medmcqa_train |
All of the following are indications of Pneumococcal vaccine except: | Ans. B. International travelPneumococcal vaccine not recommended for international travel. Yellow fever vaccine recommended for travel to Africa and South America. Meningococcal vaccine recommended for Hajj travel. | 18,676 | medmcqa_train |
Charbon is a term used for | Cutaneous anthrax is a lesion that stas as a papule and becomes vesicular, containing a fluid which may be clear or bloodstained. The whole area is congested and edematous, several satellite lesions filled with serum or yellow fluid are arranged around a central necrotic lesion, which is covered by a black eschar. The ... | 18,677 | medmcqa_train |
Onion - peel appearance is seen in - | Onion peel periosteal reaction is seen in Ewings sarcoma. | 18,678 | medmcqa_train |
Contraindications for a breast conservative surgery include all except | Patients who desire breast-conserving surgery must be willing to attend postoperative radiation therapy sessions and to undergo postoperative surveillance of the treated breast. A significant factor in determining whether breast-conserving therapy is feasible is the relationship between tumor size and breast size. In g... | 18,679 | medmcqa_train |
Which of the following virus produces punched out ulcer in the esophagus and biopsy demonstrate multinucleated epithelial cells with intranuclear inclusions at the margin of ulcer? | Various ulcers: Virus Herpes simplex virus Cytomegalovirus (CMV) Endoscopy Punched-out ulcers Shallow ulcerations Biopsy Diagnostic Cowdry A inclusions and multinucleated cells with nuclear molding and ground glass nuclei within a rim of degenerating epithelial cells at the margin of the ulcer. Cytomegalic cells, typic... | 18,680 | medmcqa_train |
A patient on phenytoin therapy develops depression, for which he was prescribed tricyclic anti-depressants. He now complains of lassitude and his Hb reading is 8 gm/dl, the next step in the management of this patient is: | Ans. (B) MCV should be estimated(Ref: KD T 8/e p441)Phenytoin can induce folate deficient megaloblastic anemia that can be diagnozed by measuring MCV. | 18,681 | medmcqa_train |
Which of the following medical conditions does not mimic an anxiety disorder state? | Ref image - internet | 18,682 | medmcqa_train |
A 40 year old man consumes alcohol & creates public nuisance. The punishment in this scenario is dealt under which section of IPC? | Sec. 85 IPC: Nothing is an offence which is done by a person who at the time of doing it, by reason of intoxication, is incapable of knowing the nature of the act, or what he is doing is either wrong or contrary to law; provided that thing which intoxicated him was administered to him without his knowledge or against h... | 18,683 | medmcqa_train |
This hypeensive patient was admitted with right-sided hemiplegia. Plain CT scan shows? | N.C.C.T shows the presence of left-sided Hyper-intense lesion adjacent to third ventricle close to putamen, thalamus, and internal capsule. With a concurrent history of hypeension followed by right-sided hemiplegia, the diagnosis is left sided hemorrhage in left thalamus and internal capsule. | 18,684 | medmcqa_train |
Dew drops on rose petal appearance is seen infection with ? | Ans. is 'a' i.e., Varicella zoster virus Chickenpox - Varicella Zoster virus infection Etiology : Varicella-zoster virus. Prodrome : Fever and malaise. Morphology : Crops of papules with erythematous halo; rapidly become vesicular (dew drops on rose petal appearance), then pustular. Eruption at different stages present... | 18,685 | medmcqa_train |
A 20 year female patient with 6th cranial nerve palsy on T2 weighted MRI shows a hyperintense lesion in cavernous sinus which shows homogenous contrast enhancement. Most probable diagnosis is? | Some guides have given schwannoma as the answer. They are wrong. Intense homogenous contrast enhancement is characteristic of meningioma.
"Meningioma usually have similar characteristics to schwannomas, being isointense on T1 image and hyperintense on T2 weighted image. However; Homogeneous and significant contrast en... | 18,686 | medmcqa_train |
Which structure can be felt at the lower part of the medial border of stemocleidomastoid:- | Ans. is 'b' i.e. Common carotid artery | 18,687 | medmcqa_train |
In eleventh five year plan, target of raising sex ratio of age group 0-6 years by 2016-2017 is: | In eleventh five year plan, time bound goal are MMR to 1 per 1000 live bih IMR to 28 per 1000 live bih. TFR to 2.1 Sex ratio of 0-6 age group by 935 by 2012 and 950 by 2017 Ref: Park 21st edition, page 815. | 18,688 | medmcqa_train |
While walking or standing, posture is maintain by ? | Ans. is 'c' i.e., Cerebellum Cerebellum, through its connection with the red nucleus influences the activity of brainstem reticular formation and thereby gamma motor neuron activity. Through its connections with the vestibular nucleus and vestibulospinal tract, cerebellum influnences the activity of alpha motor neurons... | 18,689 | medmcqa_train |
A patient with cancer developed extreme degree of radiation toxicity. Fuher history revealed that the dose adjustment of a paicular 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? | Actinomycin D (Dactinomycin) It is a very potent antineoplastic drug, highly efficacious in Wilms&; tumour and rhabdomyosarcoma. It has also produced good results in Mtx resistant choriocarcinoma and few other malignancies. Prominent adverse effects are vomiting, stomatitis, diarrhoea, erythema and desquamation of skin... | 18,690 | medmcqa_train |
Characteristic of XO chromosomal defect Is : | All of the above | 18,691 | medmcqa_train |
Digitalis toxicity can cause: | Ref:KDT 6/e p498 Some early warning signs of overdose are confusion, loss of appetite, nausea, vomiting, diarrhea, or vision problems. Othersigns of overdose are changes in the rate or rhythm of the heabeat (becoming irregular or slow), palpitations (feeling of pounding in the chest), or fainting. | 18,692 | medmcqa_train |
True about blood transfusion reaction - | You can have an allergic reaction to a blood transfusion as well. These symptoms can include hives and itching. Another transfusion reaction type is the transfusion related acute lung injury (TRALI). This reaction may occur when donor plasma contains antibodies that cause damage to the immune cells in the lungs. Ref Da... | 18,693 | medmcqa_train |
Which of the following statement is false about submandibular sialadenitis | Bacterial infections are more common due to obstruction by stone.
Mumps is the most common viral cause. | 18,694 | medmcqa_train |
A30-year-old male had severely itchy popular vesicular lesions on extremities knee, elbows and buttocks for one year. Direct immunofluorescence staining of the lesions showed IgA deposition at dermo epidermal junction. The most probable diagnosis is: | Ans. a. Dermatitis herpetiformDermatitis herpetiformis is also known as duhring -Brocq disease | 18,695 | medmcqa_train |
Synaptic transmission in the autonomic ganglion is usually: | Ans. (C) Cholinergic(Ref: Katzung 10/e p76; KDT 8th/e p104)Autonomic ganglia (both sympathetic as well as para-sympathetic) release ACh that stimulates the NN nicotinic receptors on the post-ganglionic fibres. | 18,696 | medmcqa_train |
If alternate of medicine were accepted as a modality of therapy, then 'Yoga' would be best described as a form of- | Ans. is 'b' i.e., Preventive Medicine 'Yoga' is a practice that involves training of the mind, body and breathing to deliver various health benefits. Regular practice of Yoga can be best defined as a form of 'Preventive Medicine' that has shown beneficial effect on several aliments including Backache, Anxiety, Headache... | 18,697 | medmcqa_train |
Which of he following is not a cyclin dependent kinase (CDK) inhibitor? | . p53 | 18,698 | medmcqa_train |
Which one is not the bad prognostic sign for pancreatitis - | Ans is 'd' ie Prothrombin > 2 times the control Ranson has identified a series of prognostic signs for early identification of patients with severe pancreatitis. There are 11 objective parameters, 5 are to be measured at the time of admission, whereas the remaining 6 are measured within 48 hours of admission. Morbidity... | 18,699 | medmcqa_train |
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