query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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|---|---|---|---|
Why pyridostigmine is preferred in myasthenia gravis? | DOC FOR myasthenia gravis is pyridostigmine as it long acting than neostigmine.both are quaternanry coumpounds and so cant cross BBB Ref: KDT 6th ed pg 101-102 | 7,000 | medmcqa_train |
A black necrotic mass was seen in the nose of an elderly diabetic patient. The most probable diagnosis is? | The most probable diagnosis is mucormycosis which is a fungal infection of the nose and paranasal sinuses. It is seen in those on immunosuppressive therapy or those with uncontrolled diabetics. It is associated with rapid destruction due to the affinity of the fungus to aeries causing endothelial damage and thrombosis.... | 7,001 | medmcqa_train |
The efferent limb of the cremasteric reflex is provided the- | Ans. B. Genital branch of the genitofemoral nerveCremasteric Reflexa. Contraction of the cremaster muscle is elicited by lightly stroking the skin on the medial aspect of the superior part of the thigh with an applicator stick or tongue depressor. The afferent limb is ilio-inguinal nerve supplies this area of skin. Cre... | 7,002 | medmcqa_train |
Most abundant immunoglobulin present in breast milk? | Most abundant type of Ig = IgA > IgD > IgG, IgM & IgE Anti-infective factors present in breast milk are: IgA (ratio of IgA: IgG is 100:1) Lymphocytes Anti- streptococcal factor Lysosome Lactoferrin Living cells. | 7,003 | medmcqa_train |
Moality rates are taken into account while calculating: March 2011 | Ans. B: NRR Net reproduction rate measures the number of daughters a woman would have in her lifetime if she experiences prevailing age-specific feility and moality rates Net reproduction rate/NRR It is the average number of daughters that would be born to a female (or a group of females) if she passed through her life... | 7,004 | medmcqa_train |
During radiotherapy the Buccal Mucosa exhibits radiation reaction before skin due to - | Rapidly dividing cells are generally more radio sensitive then slowly dividing cells, reflecting radiation induced inhibition of D.N.A. synthesis. | 7,005 | medmcqa_train |
Tributaries of Lt renal vein are all except: | Ans is 'a' ie left lumbar vein (Ref. BDC (vol II), 3/e, p 272)Tributaries of left renal veinLeft gonadal veinLeft suprarenal veinLeft inferior phrenic veinOn right side they open directly into the inferior vena cava. | 7,006 | medmcqa_train |
All the following represent risk factors associated with pelvic inflammatory disease except | Ans is 'd' i.e., Age 30 - 39 yearRisk factors associated with pelvic inflammatory disease are :DouchingSingle statusSubstance abuseMultiple sexual panersLower socio - economic statusRecent new sexual panerYoung age 10 - 19 yearsOther sexually transmitted infectionsSexual paner with urethritis or gonorrheaPrevious diagn... | 7,007 | medmcqa_train |
A 45 year old victim of head Injury from an accident Who is unconscious requires an emergency surgical Intervention. In the absence of any consenting pay, the doctor should | No duty to inform arises in an emergency in which the patient is unconscious or otherwise incapable of giving valid consent and harm from failure to treat is imminent. However, an emergency does not give the doctor a license to do whatever he deems advisable for the patient; it suppos only limited measures to save pati... | 7,008 | medmcqa_train |
A 55 year old male presented with painless terminal hematuria. Cystoscopic examination revealed a solitary papillary tumor. Histopathological examination of completely resected tumor is suggestive of grade transitional cell carcinoma with no muscle invasion. fuher management of this patient is best done by | Ans. is 'c' i.e., Intravesical BCG Management of bladder cancer Cystoscopy and transurethral resection or biopsy - initially, any pt. with hematuria is examined by cystoscopy and any tumor seen is removed by transurethral resection (if possible) or biopsied. Fuher treatment decisions are made after tumor staging on his... | 7,009 | medmcqa_train |
Preservative added in DPT vaccine is : | Ans. is 'b' i.e. Aluminium Phosphate Aluminium phosphate is used as an adsorbent in DPT vaccine. Adsorption increases the immunological effectiveness of the vaccine | 7,010 | medmcqa_train |
Serratus arterior is supplied by - | Ans. is 'd' i.e., Nerve of bell o Serratus anterior causes protraction of scapula,o It is supplied by long thoracic nerve (Nerve of Bell),o It forms medial boundary of axilla.Serratus anterioro Origin : Outer surface of upper 8 ribs by 8 digitations (multipennate muscles),o Insertion : Medial border of scapula and infe... | 7,011 | medmcqa_train |
Froment's sign is positive in cases of weakness of ? | Ans. is 'a' i.e., Thumb adduction Normally when a person is asked to grasp a book between the thumb and index finger, he will grasp the book firmly with thumb extended, taking full advantage of the adductor pollicis and the first dorsal interosseous muscles. If the ulnar nerve is injured the adductor pollicis will be p... | 7,012 | medmcqa_train |
The laboratory test of choice to confirm myxoedema coma is - | Laboratory studies are impoant to confirm the diagnosis of myxedema coma. However, if the condition is suspected, treatment should be staed immediately without waiting for the results. Thyroid function tests TSH is elevated in most patients indicating a primary thyroid disorder Free T4 and free T3 levels are low A low ... | 7,013 | medmcqa_train |
Infection with Sporothrix schenckii (formerly Sporotrichum schenckii) is an occupational hazard for gardeners. The portal of entry for this organism is the | Cutaneous sporotrichosis, caused by S. schenckii, begins at the site of inoculation, usually on an extremity or the face. The organism often is found on thorns of rose bushes. Ulceration is common and new lesions appear along paths of lymphatic channels. Extracutaneous sporotrichosis is seen primarily in bones and join... | 7,014 | medmcqa_train |
Secretion of estrogen is maximum at | Estrogen is a generic term for any of the estrus-producing compounds (female sex hormones), including estradiol, estriol, and estrone. Called also estrogenic hormone. In humans, the estrogens are formed in the ovary, adrenal coex, testis, and fetoplacental unit, and are responsible for female secondary sex characterist... | 7,015 | medmcqa_train |
Which of the following is aberrant epiphysis | Aberrant epiphysis: is not always present example: epiphysis at the head of first metacarpal and base of other metacarpalRef BD CHAURASIA S Handbook of General Anatomy Fouh edition Pg no 42 | 7,016 | medmcqa_train |
disorder where amenorrhea was once needed for diagnosis was | Anorexia nervosa Anorexia nervosa is a eating disorder where the patient has decreased weight and altered body image and persistent desire to maintain thinness * Gender==== more common in females * Age=======adolescence * Comorbidity=== depression and social phobia * Duration====3 months * Criteria= * Intense fear of b... | 7,017 | medmcqa_train |
In Vitamin A deficiency, respiratory tract infection due to: | Vitamin A: - Role 1) Vision 2) Reproduction & growth 3) Maintenance of epithelial cell 4) Stabilization of cellular and intra Cellular membrane 5) Synthesis of glycoprotein 6) Antioxidant 7) Skin & Bone Metabolism | 7,018 | medmcqa_train |
An old man who is edentulous developed squamous cell carcinoma in buccal mucosa that has infiltrated to the alveolus. Following is not indicated in treatment | Marginal mandibulectomy with removal of outer table is not recommended. Marginal mandibulectomy -- It include incontinuity excision of tumour with margin of the mandible and overlying gingival at least 1 cm thick mandible inferiorly. It is indicated in carcinoma close proximity to the lower gingival or extending onto t... | 7,019 | medmcqa_train |
A child with complaints of cough. Characteristic inspiratory whoop. Sample for investigation is ? | Ans. is 'a' i.e., Nasopharyngeal swab "Culture of nasopharyngeal secretion remains the gold stadard for diagnosis of whooping cough" | 7,020 | medmcqa_train |
In PHC how to dispose placenta - | - placenta is a human anatomical waste that comes under category no 1. - category no 1 wastes are discarded in yellow colour plastic bag and should be treated by incineration. Reference: Park's textbook of preventive and social medicine, 23rd edition, pg no: 793,794 <\p> | 7,021 | medmcqa_train |
Mc benign epithelial ovarian tumor is | Serous cystadenoma and cystadenocarcinoma
Serous cystadenoma and cystadenocarcinoma are amongst the most common of cystic ovarian neoplasms, accounting about 50% of all ovarian tumours; of these, 60-70% are benign, 15% borderline and 20-25% are malignant. | 7,022 | medmcqa_train |
What is the MOST likely diagnosis for this 25-year-old man with sickle cell trait? | A large infiltrative mass is present in the right kidney with extension of mass into the renal pelvic fat, the right renal vein and IVC. There is also retroperitoneal lymphadenopathy and splenomegaly. A. Non-Hodgkin's lymphoma can involve the kidney but is seen on presentation in only 5.8% of cases. Although it can inv... | 7,023 | medmcqa_train |
The term 'id' was coined by: | A. i.e. Freud | 7,024 | medmcqa_train |
Kit B given at subcentre – | Sub-center kit A contains :- (i) Iron (Ferrous sulphate) & folic acid; (ii) Zinc sulphate; (iii) Cotrimoxazole; (iv) Vitamin A; (v) ORS; and (vi) Gentian violet crystals.
Sub-center kit contains :- (i) Paracetamol; (ii) Dicyclomine hydrochloride; (iii) Albendazole; (iv) Methylergometrine; (v) Povidone iodine ointment; ... | 7,025 | medmcqa_train |
Triple helix is found in | Robbins basic pathology 9th edition page no 63 The collagens are composed of three seperate polypeptide chains braided into a ropelike triple helix. | 7,026 | medmcqa_train |
Hypersensitivity vasculitis involve | Hypersensitivity vasculitis, which is usually represented histopathologically as leukocytoclastic vasculitis (LCV), is a term commonly used to denote a small-vessel vasculitis. There are many potential causes of hypersensitivity vasculitis; however, up to 50% of cases are idiopathic. Hypersensitivity vasculitis may pre... | 7,027 | medmcqa_train |
A 32-year-old woman is admitted to the emergency department after an automobile collision. Radiographic examination reveals multiple fractures of the humerus. Flexion and supination of the forearm are severely weakened. She also has loss of sensation on the lateral surface of the forearm. Which of the following nerves ... | The musculocutaneous nerve supplies the biceps brachii and brachialis, which are the flexors of the forearm at the elbow. The musculocutaneous nerve continues as the lateral antebrachial cutaneous nerve, which supplies sensation to the lateral side of the forearm (with the forearm in the anatomic position). The biceps ... | 7,028 | medmcqa_train |
In a study following interpretation are obtained: Satisfied, Very satisfied, Dissatisfied. Which type of scale is this? | Ans is 'b' i.e. Ordinal Repeat from All India 07, AIIMS May 2005, Nov. 2003Statistical data can be of two types -Qualitative data -Quantitative dataQualitative DataIn such data there is no notion of magnitude or size of the variables as they cannot be measuredVariables can be categorized according to some characteristi... | 7,029 | medmcqa_train |
Beillon system is for - | Ans. is 'a' i.e., AnthropometryBeillion system is anthropometry. | 7,030 | medmcqa_train |
Translocation (8;14) is characteristic of - | Ans. is 'a' i.e., Burkitt's lymphoma Chromosomal translocations Associated Neoplasmo 8-14-Burkitt's lymphoma.Acute lymphocytic leukemia (FAB type L3) Immunoblastic B cell lymphomao 15-17-Promyelocytic leukemiao 4-11-Acute lymphocytic leukemiao 11-14-Chronic lymphocytic leukemiao 14-18-Follicular lymphomao 6-14-Cystaden... | 7,031 | medmcqa_train |
In a population having mid-year population of 1000, there are 150 children less than 15 years and 50 elderly more than 65 years of age. Calculate dependency ratio ? | Dependency ratio = (Propoion of ppl in < 15yrs of age + >65yrs of age) / Propoion of ppl in 15-64 yrs of age = 150+50/800 = 0.25 | 7,032 | medmcqa_train |
What are the Rushton bodies ? | Rushton Bodies Rushton Bodies or hyaline bodies of odontogenic cysts feature as eosinophilic, straight or curved, irregular or rounded structure within the epithelial lining of odontogenic cyst Rushton bodies occur almost exclusively within odontogenic cyst Ref: Shafers 6th edition Pgno : 268 | 7,033 | medmcqa_train |
A 69-year-old man has had mild arthritis involving many joints for several years. Over 1 or 2 days, he develops severe pain and swelling of his knee. His x-ray reveals calcifications in his articular cartilage. Which of the following is the most likely diagnosis? | The articular calcification chondrocalcinosis is typical for pseudogout or calcium pyrophosphate disease (CPPD). The most common joint involved is the knee, but the wrist, shoulder, ankle, elbow, and hand are also frequently involved. Definitive diagnosis depends on finding typical rhomboid-shaped crystals with weak-po... | 7,034 | medmcqa_train |
NOT a ductus dependent congenital heart disease
among the following is | Other than Truncus arteriosus, rest all lesions among the choices include maintaining Ductus arteriosus as a part of treatment. | 7,035 | medmcqa_train |
True about acute post infective glomerulonephritis ? | Ans. is 'd' i.e., Deposition of IgAPost streptococcal (Acute proliferative) glornerulonephritis Post streptococcal glornerulonephritis (PSGN) is an acute proliferative glomerulonephritis which is characterized by diffuse proliferation of glomerular cells, associated with influx of leukocytes. o PSGN is characterized by... | 7,036 | medmcqa_train |
Despite their sho half lives(2hrs) proton pump inhibitors cause a prolonged suppresion of acid secretiin(upto 48hr) because: | They irreversibly inhibit the proton pump molecule and hence,acid secretion requires synthesis of new proton pumps(ref Rang and Dale 5/e p370-371, goidman gilman 12/e p1311-1312) The activated form of PPI binds covalently with sulfahydryl groups of cysteine in the H+ K+ atpase ,irreversbly inacativating the pump molecu... | 7,037 | medmcqa_train |
Sectoral sign is positive in - | Ans. is 'a' i.e.. Avascular necrosis of femur headClinical features of AVNo In the earlier stages of AVN, the patient is asymptomatic, and by the time patient presents, the lesion is well advanced.o Common histories patient gives (Any of the following) : -i ) Dislocation of HipAlcoholismSteroid intake for any disorderN... | 7,038 | medmcqa_train |
39 years female, 40 weeks gestation, 4mm dilated cervix. Which is the safest option for analgesia- | Ans. is 'b' i.e., Epidural block o When complete relief ofpain is needed throughout labour, epidural analgesia is the safest and simplest method.o For Vaginal delivery - a complete block from T10 to S5For Caesarian section - a complete block from T4 to SI is needed.o Paracervical nerve blockUsed for pain relief during ... | 7,039 | medmcqa_train |
S.A. node acts as a pacemaker of the hea because of the fact that it: | D i.e. Generates impulses at the highest rate | 7,040 | medmcqa_train |
The stereocilia of hair cells are embedded in which membrane? | The scala media is bordered by the basilar membrane and Reissner's membrane and contains a tectorial membrane. The apical border of hair cells has stereocilia that are embedded in the tectorial membrane. | 7,041 | medmcqa_train |
Food with maximum Cholesterol content - | In egg cholesterol content is 250 mg. REF. PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 611) | 7,042 | medmcqa_train |
Vesicoureteric reflux is diagnosed by: | Ans. A. Micturating cystographyVesicoureteric reflux refers to the retrograde flow of urine from bladder to ureters and pelvis at rest or during micturition.Pathogenic organisms that might be present in the bladder can gain access to the renal parenchyma initiating inflammation and renal scarring. Two techniques are co... | 7,043 | medmcqa_train |
In a seriously ill patient, addition of amino acids in diet results in a positive nitrogen balance. The mechanism for this is | Nutrition experiments with various levels of calorie and protein intake were carried out on five healthy young men. Three series of experiments with two persons each were undeaken for periods up to 14 days. The first pa of each experiment, with 1100 to 1500 kcal/day, was immediately followed by the second pa, with 3500... | 7,044 | medmcqa_train |
Patient on verapamil should not be given beta blocker as ? | Ans. is 'a' i.e., Conduction block Adverse effects of CCBs Nausea, constipation and bradycardia are more common with verapamil. Verapamil can accentuate conduction defect-should be avoided in 2nd & 3rd degree block, in sick sinus syndrome and along with 13-blocker. Most common side effects of DHPs are palpitation, flus... | 7,045 | medmcqa_train |
Virulence factor of group A beta hemolytic streptococci:- | Option 1 2 3 Cell wall antigens: Inner thick peptidoglycan layer (confers cell wall rigidity, induces inflammatory response and has thrombolytic activity) C-carbohydrate antigen: Present as middle layer and is group specific Outer layer of protein (M, T, R) and lipoteichoic acid (helps in adhesion) M protein - Major vi... | 7,046 | medmcqa_train |
The earliest symptom to occur in corneal ulcer is | Ans. Pain | 7,047 | medmcqa_train |
Hernias at lateral border of rectus abdominis is: | Spigelian hernias can occur anywhere along the length of the Spigelian line or zone -- an aponeurotic band of variable width at the lateral border of the rectus abdominis. Ref: Schwaz's principle of surgery 9th edition, chapter 35. | 7,048 | medmcqa_train |
When stem cells transforms to form cells characteristic of other tissues, the process is called as | Transdifferentiation, also known as lineage reprogramming, is a process in which one mature somatic cell transforms into another mature somatic cell without undergoing an intermediate pluripotent state or progenitor cell type. It is a type of metaplasia, which includes all cell fate switches, including the interconvers... | 7,049 | medmcqa_train |
Commonest tumor of ovary occurring in a young woman is : | Dysgerminoma | 7,050 | medmcqa_train |
The nerve that supplies skin over the angle of mandible, if involved in parotid injuries forms a part of anatomical basis for gustatory sweating: | (b) Greater auricular nerve(Ref. Cummings, 6th ed., 1254)The nerve that supplies skin over the angle of mandible is Greater auricular Nerve. Sometimes during parotid surgeries, Greater auricular Nerve also gets injured along with the Auriculotemporal Nerve. In this situation with the aberrant regeneration of the Auricu... | 7,051 | medmcqa_train |
True regarding the following is | The picture shows dose response curves of various drugs in which right sided is most potent (least dose is required to produce effect), left is least potent(high dose required to produce the effect). So drug C is least potent. Efficacy is estimated by height -Drug D is most efficaciousRef: Katzung 11th ed pg 31 | 7,052 | medmcqa_train |
The Sequence of development of pubey in girls is : | Thelarche, Pubarche, Menarche In girls the sequence of development of pubey is (Mnemonic * BPH in males).deg B - Breast development (Thelarche)deg P - Pubic hair development (Pubarche)deg H - Height increases; peak grown velocitydeg attained - growth spu in males = Menstruation stas (Menarche)deg (Axillary hair develop... | 7,053 | medmcqa_train |
Commonest dangerous complication of posterior dislocation of knee is- | Dislocation of the knee- *This rare injury results from severe violence to the knee so that all of its suppoing ligaments are torn. *It is a major damage to the joint, and is often associated with injury to the popliteal aery. *Treatment is by reduction followed by immobilization in a cylinder cast. Clinical evaluation... | 7,054 | medmcqa_train |
Which of the following is/are AT1 receptor blocker - | Ans. is 'b' i.e., Losartan | 7,055 | medmcqa_train |
Most common site of Actinomycosis among the following | Mandibular Actinomyces is a uncommon disease caused by Actinomyces israelli CERVICOFACIAL ACTINOMYCOSIS This is the most common and recognized presentation of the disease. Actinomyces species are commonly present in high concentrations in nsillar crypts and gingivodental . Many patients have a history of poor dentition... | 7,056 | medmcqa_train |
Unfamiliarity of familiar things is seen in : | B i.e. Jamais Vu Deja vu feelings are defined as those in which unfamiliar situations feel 'strangely' familiar Q. It may occur as a normal phenomenon and is also associated with several forms of epilepsy and schizophrenia. Jamais vu are those feelings in which the familiar situations are perceived unfamiliar Q. Apa fr... | 7,057 | medmcqa_train |
District TB Control programme is mainly concerned with – a) Finding out new casesb) Finding out resistant casesc) Detecting cases and treatmentd) All of the above | District Tuberculosis Programme (DTP)
NTP operates through the district tuberculosis Programme which is the backbone of NTP.
The activities of DTC include : -
Case finding and treatment
Free treatment on domiciliary basis.
Programme is integrated with P... | 7,058 | medmcqa_train |
All are related to criminal responsibility of insame except - | Ans. is 'd' i.e., Resp ispa ioquitar o Criminal responsibility of insane is judged by following rules :1. Mc Naughten rule (legal test or right or wrong test) :It states that an accused person is not legally responsible, if it is clearly proved that at the time of commiting the crime, person was suffering from such a d... | 7,059 | medmcqa_train |
Most common malignancy after cholecystectomy is of | Bile acids can induce hyperproliferation of the intestinal mucosa a number of intracellular mechanisms Cholecystectomy, which alters the enterohepatic cycle of bile acids, has been associated with a moderately increased rise of proximal colon cancers It cannot be ruled out, however, that it is less the effect of the ch... | 7,060 | medmcqa_train |
All are features of Pertussis except – | Complications of Pertussis
Respiratory -
Patchy Atelectasis
Subcutaneous emphysema
Pneumonia
Interstitial Pneumonia
Bronchiectasis
Pneumothorax
Otitis media
Neurological
Persistent seizures
Paraplegia
Ataxia
Hemiplegia
Convulsions & Encephalopathy
Gastro-Intestinal manifestation → H... | 7,061 | medmcqa_train |
"Doughnut" sign is seen in | .CONGENITAL HYPEROPHIC PYLORIC STENOSIS is hyperophy of musculature of pyloric antrum, especially the circular muscle fibres, causing primary failure of pylorus to relax. Duodenum is normal. Clinical features of congenital pyloric stenosis 1. Vomiting 2. VGP 3. Palpable mass 4. Constipation and dehydration Diagnosis is... | 7,062 | medmcqa_train |
Sutural separation seen in | Diastatic fracture or sutural fracture: Suture separation is called a diastatic fracture. Penetrating and performing fracture: They are fractures produced by penetrating objects like a bullet, pointed sharp weapon, sword or dagger. Fracture which is having an entry and an exit is called a performing fracture. Cut fract... | 7,063 | medmcqa_train |
A symmetric high-voltage, triphasic slow wave pattern is seen on EEG in the following | Answer is A (Hepatic encephalopathy): Symmetric, high voltage, triphasic slow wave (2-5/second) fattern on Electroencephalogram (EEG) is characteristic (hut non specific) of hepatic encephalopathy- Harrison 16th/1868 The diagnosis of hepatic encephalopathy should be considered when four major factors are present Acute ... | 7,064 | medmcqa_train |
All are measures of dispersion around central value except | The several measures of variation or dispersion of which the following are widely known Range The mean or Average detion The standard detion Ref : Park&;s Textbook of Preventive and Social Medicine; 23rd edition - Pgno. 848 | 7,065 | medmcqa_train |
A woman receives an organ transplant from her sister who is an identical twin. What type of graft is it? | An Isograft is a graft of tissue between two individuals who are genetically identical (i.e. monozygotic twins). Transplant rejection between two such individuals viually never occurs Ref : Ananthanarayana textbook of Microbiology 9th edition Pgno : 183 | 7,066 | medmcqa_train |
WHO recommended salt intake - | Ans. is 'a' i.e., < 5 gm/d Ranges of population nutrient intake goalsDietary factorGoal (% of total energyunless otherwise statedTotal fatSaturated fatty acidsPolyunsaturated fatty acids (PUFAs)15-30%< 15%6-10%n-6 Polyunsaturated fatty' acids (PUFAs)n-3 Polyunsaturated fatty acids (PUFAs)Trans fatty acidsMonounsaturate... | 7,067 | medmcqa_train |
All are true about multicystic Dysplastic kidney except | Bilateral MCDK has poor prognosis and this leads to potter sequence. | 7,068 | medmcqa_train |
Which of the following is false about Chicken pox | SAR of Chicken pox is 90%. | 7,069 | medmcqa_train |
A child aged 3 years presented with severe sensorineural deafness, he was prescribed hearing aids but showed no improvement. What is the next line of management? | The patient suffers from sensorineural deafness, so fenestration and stapes mobilisation cannot be done. Such patients require heating aid or cochlear implant. Since hearing aid has not shown any benefit, cochlear implant will be indicated to provide hearing and develop speech and language. There is no conservative tre... | 7,070 | medmcqa_train |
True about clomiphene citrate : | Clomiphene Citrate : It is a non-steroidal triphenylethylene derivative Selective estrogen receptor modulator with both estrogen agonist and antagonist propeies Racemic mixture of two stereoisomers Enclomiphene (trans): 62% Zuclomiphene (cis): 38%, responsible for ovulation Mechanism of action: It is structurally simil... | 7,071 | medmcqa_train |
Time period between occurrence of osteosarcoma following radiation therapy: | D i.e. 10 yearsRef: Diagnostic Pathology: Bone, By G. Petur Nielsen, Andrew E Rosenberg, 2nd edition, pageExplanation:Post-radiation OsteosarcomaLatent period from radiation is long: Median 11 years.Rarely as little as 2 years.Latency inversely related to radiation dose.OsteosarcomaThe X-ray appearances are variable.Ha... | 7,072 | medmcqa_train |
Multiple myeloma-all are true except? | Ans. (d) Dystrophic calcification(Ref: R 9th/pg 598-602)Calcification in multiple myeloma is due to hypercalcemia (metastatic calcification) and not dystrophic calcification. | 7,073 | medmcqa_train |
All are true about Dieulafoy's lesion except: | Ans. (a) Angiographic embolization is the preferred treatmentRef: Sabiston 19th Edition, Page 1168* Dieulafoy's lesion is most common in lesser curve near cardia (6cm from OG junction)* Dilated tortuous artery bleeding in submucosa (It is a branch from left gastric Artery)* Painless massive hemorrhage occurs* Treatment... | 7,074 | medmcqa_train |
Baby born premature at 29 wks on examination at 42 wks with ROP both eyes shows stage 2 zone I plus disease, how will you manage the natient? | B i.e. Laser photocoagulation of both eyes | 7,075 | medmcqa_train |
Life span of cut380a - | Ans. is 'a' i.e., 10 years "The Cu-T 380A is approved for use for 10 years. However, the Cu-T 380A has been demonstrated to maintain its efficacy over at least 12 years of use -- ParkIntra-uterine deviceso An intrauterine device is a long acting reversible contraceptive birth control device placed in the uterus,o There... | 7,076 | medmcqa_train |
Erythematous lesions with Collarets of scales on trunk | . | 7,077 | medmcqa_train |
Most common intra abdominal solid organ tumor in child is- | Ans. is 'a' i.e., Neuro blastoma MC intra abdominal solid tumor in children.Derived from neural crest.90% present before 5 years of age.50% present before 2 years of age.MC soft tissue sarcoma in children < 15 years of age.Half present below 5 years.2/3 present below 10 years.o Wilm's tumor (Nephroblastoma)Most common ... | 7,078 | medmcqa_train |
Maternal moality rate is calculated :- | Maternal moality rate : - 'Maternal death' is defined as 'Death of a woman anytime in pregnancy ,during labour/delivery or within 42 days of delivery Maternal deaths expressed as per 100,000 live bihs is MMR. Direct cause of MMR - Post-paum hemorrhage. Indirect cause of MMR - Anemia. | 7,079 | medmcqa_train |
Ramesh a 40 yr old male patient presenting with polyuria, pain abdomen, nausea, vomiting, and altered sensorium was found to have bronchogenic carcinoma. Which of the following electrolyte abnormality can be seen in him? | There are several paraneoplastic syndromes associated with bronchogenic carcinoma. This patient's symptoms of polyuria, nausea, vomiting, abdominal pain and altered mental status indicates a diagnosis of hypercalcemia occurring secondary to the release of PTHrP by squamous cell carcinoma of the lung. Small cell carcino... | 7,080 | medmcqa_train |
Which of the immunoglobulins is present in the Peyer's patch? | IgA is the predominat immunoglobulin produced in Peyer's patches. IgA producing lymphocytes are more abundant in these tissues than in lymph nodes or spleen. The direct secretion of secretory IgA onto mucosal epithelia represents the major effector mechanism of mucosa-associated lymphoid tissue (MALT). IgA is the main ... | 7,081 | medmcqa_train |
NOT true statement regarding Urinary bladder among the following is | Submucosa is absent in Trigone making it smooth. | 7,082 | medmcqa_train |
Nail is involved in: | A i.e., Psoriasis B Lichen planus C i.e., Fungal infection | 7,083 | medmcqa_train |
All are true regarding the pudendal nerve, except | Pudendal nerve is a somatic nerve and is not the main supply of pelvic viscera (D). It is the nerve of perineum carrying root value S-2, 3 & 4 (B) and is a mixed nerve with both the sensory and motor (A) components. | 7,084 | medmcqa_train |
A patient is more talkative than usual. He used to speak loudly. While talking, he rapidly shifts from topic to topic. He also keeps himself busy in chatting or messaging friends. Likely diagnosis of such a case:March 2013 (f) | Ans. A i.e. Mania | 7,085 | medmcqa_train |
In which of the following poisoning abdominal colic is a presenting feature? | Abdominal colic in lead poisoning is called saturnine colic.It is usually noctural colic and is a late symptom of lead poisening. | 7,086 | medmcqa_train |
Which diuretic could be considered appropriate for combining with ACE inhibitors | ACE inhibitors are contra-indicated in the presence of hyperkalemia.Aldosterone antagonists and epithelial sodium channel blockers are potassium sparing diuretics and should not be combined with ACE inhibitors. Thiazides on the other hand cause hypokalemia and can be combined with ACE inhibitors. | 7,087 | medmcqa_train |
Which of the following is the commonest cause of malaria in the world? | Malaria has a worldwide distribution between 45degN and 40degS latitude, generally at altitudes below 1800 m. P vivax is the most widely distributed of the four species, and together with the uncommon P malariae, is found primarily in temperate and subtropical areas. P falciparum is the dominant organism of the tropics... | 7,088 | medmcqa_train |
Tick borne Relapsing Fever is caused by: | Borellia hermsii | 7,089 | medmcqa_train |
Best bone of the following to assess the age of a person between 20-50 years is | Age changes at pubic symphysis The changes in the pubic symphysis are the best criteria to assess the age from third to fifth decade. The changes occurs on three components: dorsal surface, ventral surface, and margin. At the age of about 20 years, there is formation of horizontal ridges of bone on the aicular surface ... | 7,090 | medmcqa_train |
Turner's syndrome is maximally associated with the following cardiac condition: | The most common cardiovascular abnormalities are bicuspid aoic valve, which is present in 10% to 20%, and coarctation of aoa, present in 10% of adult cases. The prevalence of these abnormalities is higher in children. Less common cardiovascular anomalies include, Aoic stenosis Systemic hypeension Mitral valve prolapse ... | 7,091 | medmcqa_train |
Hinge fracture is seen in: | Ref: Apleys System of Orthopaedics and Fractures, 9th editionExplanation:HINGE FRACTUREBasilar fracture of skull.Involves middle cranial fossa and pituitary fossa.Divides the skull into anterior and posterior segments.Mechanism of injuryo Blow to chin, e.g. Boxingo Motor-cycle accident - Due to impact on the chin durin... | 7,092 | medmcqa_train |
In TB, immunity is provided by: | Activated CD4+ helper T cell is the specific immune mechanism effective in TB.
It is a ‘cell-mediated' type of immunity (since it is intracellular). | 7,093 | medmcqa_train |
Following are transmitted by mosquito except - | Plague is primarily and basically, a zoonosis caused by Y.pestis, involving rodents and fleas. It exists in natural foci and is transmitted by infected flea bites to humans living or intruding into the same ecological environment Plague occurs in many forms - enzootically, epizootically, sporadically and in epidemics a... | 7,094 | medmcqa_train |
Eye infection in newborn is NOT caused by: March 2004 | Ans. B i.e. Proteus mirabilis | 7,095 | medmcqa_train |
A 22-year-old man has symptoms of low back pain and stiffness. After several months of mild symptoms, he notes more severe stiffness at night and hip pain. On physical examination, there is paravertebral muscle tenderness and limited flexion of the lumbar spine. Figure shows an x-ray of the lumbar spine. Which of the f... | (c) Source: (Kasper, p. 1993) AS occurs in 1-6% of adults inheriting human lymphocyte antigen B27 (HLA-B27). However, the prevalence in B27-positive relatives of patients with AS is up to 30%. Men are three times more likely to be affected. | 7,096 | medmcqa_train |
Which drug does not need dose adjustment in a patient with creatinine clearance of | Dose adjustment is not required for Trovafloxacin, Moxifloxacin, Pefloxacin and Nalidixic acid for patient with decreased creatinine clearence. Trovafloxacin will cause liver damage and increase in liver enzymes. So it is contraindicated in patients with active liver disease. Ref: Sherwood L. Gorbach, John G. Balett, N... | 7,097 | medmcqa_train |
Delusions are features of all except ? | Ans. is 'c' i.e., OCD Delusions are seen in psychotic disorders Organic Delirium (Acute confusional state) Substance :- Abuse (alcohol, amphetamines) and withdrawal (alcohol). Non organic Schizophrenia Affect/mood disorders (Mania & depression) Other non-organic psychosis :- Delusional disorders, Schizoaffective disord... | 7,098 | medmcqa_train |
The largest organ of the body is | The liver is the largest gland in the body and has a wide variety of functions (265-Snell 7th )
The liver is the largest gland in the body. (283-BDC-2)
Femer is the longest and the strongest bone of the body (16-B DC-2)
Skin is the largest organ of the body (278-K- Sembulingam physiology)
Skin is considered as the larg... | 7,099 | medmcqa_train |
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