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Which of the following tumours present with proptosis-
Most common cause of bilateral proptosis: In children : Neuroblastoma and leukemia (chloroma). In adults : Thyroid ophthalmopathy. Most common cause of unilateral proptosis: In children : Orbital cellulitis. In adults : Thyroid ophthalmopathy. Other tumors causing proptosis : symmetrical lymphoma, secondaries from Neur...
3,800
medmcqa_train
Receptors of LDL is/are -
Ans. is 'a' i.e., B 100Apo B-100 acts as a ligand for binding to LDL receptor.Also knowApo E in IDL acts as ligand for LDL receptor mediated endocytosis of IDL and chylomicron remnants. So, Ligand for LDL receptors are :(i) APO B-100 (for LDL)(ii) APO E (for IDL & Chylomicron remnants)
3,801
medmcqa_train
Influenza belongs to
Ohomyxoviruses are medium-sized, 80 to 120-nm enveloped viruses exhibiting helical symmetry. The genome is linear, segmented, negative-sense, single-stranded RNA, totaling 10-13.6 kb in size. Segments range from 890 to 2350 nucleotides each. Ohomyxoviruses include influenza viruses that infect humans or animals.Ref: Ja...
3,802
medmcqa_train
Fish acts as intermediate host in -a) D. latumb) Clonorchis sinensisc) H. Diminutad) H. Nana
Fish acts as intermediate host: Diphyllobothrium latum, Clonorchis sinensis, Paragonimus westermani (Crab fish), Metagonimus spp., Heterophyes heterophyes In case of H. nana Human, rat and mouse acts as both definitive and intermediate host, no intermediate host. In case of H. diminuta: Flea acts as intermediate host.
3,803
medmcqa_train
Lilliputian hallucinations are seen in
Lilliputian hallucinations are the visual type where objects appear tiny than their usual size. delirium is a type of ORGANIC BRAIN SYNDROME it presents with clouding of consiousness the main cognitive function that is altered is attention impairment and disorientation the main hallucinations that presents in delirium ...
3,804
medmcqa_train
Gas most suited for laproscopy is -
Ans. is `d' i.e., Carbon dioxide
3,805
medmcqa_train
Commonest position of appendix is?
Retrocaecal is the mc position in 65percent cases in 12 o clock position followed by pelvic in 4 o clock position M/C :-retrocaecal>pelvic
3,806
medmcqa_train
In Allergic rhinitis nasal mucosa is:
Ans. is a i.e Pale and swollen Nasal mucosa pale, boggy, swollen and bluish Nasal mucosa congested and swollen (Hyperophic) Mulberry appearance Pale and atrophied nasal mucosa Allergic rhinitis Vasomotor rhinitis Chronic hyperophic rhinitis Atrophic rhinitis
3,807
medmcqa_train
All are true of cerebral salt wasting except -
Cerebral salt-wasting syndrome (CSWS) is a rare endocrine condition featuring a low blood sodium concentration and dehydration in response to injury (trauma) or the presence of tumors in or surrounding the brain. In this condition, the kidney is functioning normally but excreting excessive sodium. Ref Davidson 23rd edi...
3,808
medmcqa_train
Non - bias study is -
.<p>randomised control trials mainly include dtrawing up a protocol,selecting reference and experimental populations ,randomisation,manipulation or intervention ,follow up, assessment of outcome.RCT s are generally described as non biassed studies as they give no chance of any systemic error in the determination of ass...
3,809
medmcqa_train
Fracture mandible occurs most common in ?
Ans. is 'c' i.e., Condylar process Condylar process fractures of the mandible are most common account for 35% of all the fractures of mandible. They are followed by angle, body and symphysis in decreasing order of frequency. Mnemonic CABS: condylar process >angle >body >symphysis decreasing order of frequency of fractu...
3,810
medmcqa_train
When planning home care for a client with hepatitis A, which preventive measure should be emphasized to protect the client’s family?
Hepatitis A is transmitted through the faecal-oral route or from contaminated water or food. Measures to protect the family include good handwashing, personal hygiene and sanitation, and the use of standard precautions. Complete isolation is not required. Avoiding contact with blood-soiled clothing or dressings or av...
3,811
medmcqa_train
Healthy carriers are present in all except ?
Ans. is 'a' i.e., Typhoid Healthy carriers Healthy carriers emerge from subclinical cases. o They are victims of subclinical infection who have developed carrier state without suffering from ove disease, but are nevehess shedding the disease agent. o Examples ---> Polio, cholera, meningococcal meningitis, salmonellosis...
3,812
medmcqa_train
During epidural analgesia the following points suggests that needle is in the extradural space
Loss of resistance technique, tactile feedback from the needle, and surface landmarks are traditionally used to guide the epidural needle tip into the epidural space (EDS). Number of newer techniques are now available like ultrasound - Ultrasound imaging with preacquired three-dimensional images of spine, Ultrasound th...
3,813
medmcqa_train
An ankle-brachial index (ABI) that suggests increased risk of myocardial infarction would be
There is increasing interest in the use of the ankle-brachial index (ABI) to evaluate patients at risk for cardiovascular events. An ABI less than 0.9 correlates with increased risk of myocardial infarction and indicates significant, although perhaps asymptomatic, underlying peripheral vascular disease.
3,814
medmcqa_train
EBV Causes:
Ca Nasopharynx
3,815
medmcqa_train
Which of the following local anaesthetic causes methemoglobinemia?
Prilocaine similar to that of lidocaine. The primary differences are that it causes little vasodilation and thus can be used without a vasoconstrictor, and its increased volume of distribution reduces its CNS toxicity, making it suitable for intravenous regional blocks. The drug is unique among the local anesthetics in...
3,816
medmcqa_train
TRUE about infant airway compared to adult airway are all, EXCEPT:
Differences in airway anatomy make the potential for technical airway difficulties greater in infants than in teenagers or adults. The airway of infants differs in five ways: (1) the relatively large size of the infant's tongue in relation to the oropharynx increases the likelihood of airway obstruction and technical d...
3,817
medmcqa_train
In which of the following condition there is increased level of ammonia in blood?
Ans: a (Ornithine transcarbamoylase deficiency) Ref: Vasudevan, 4th ed, p. 170,171,199In ornithine transcarbamoylase deficiency there will be high level of ammonia in blood.Rate limiting step in urea synthesis is formation of carbomoyl phosphate. It is catalysed by carbamoyl phosphate synthetase I.One molecule of ammon...
3,818
medmcqa_train
The mechanism of action of emergency contraception includes the following except:
Ans. A. By Causing early ovulation.Methods of emergency contraceptionThere are two methods of emergency contraception:# emergency contraception pills (ECPs)# copper-bearing intrauterine devices (IUDs).When inserted within five days of unprotected intercourse, a copper-bearing IUD is the most effective form of emergency...
3,819
medmcqa_train
True about mitochondrial inheritance
Ans. b (An offspring bom to an affected female will be affected) (Ref. Nelson paediatrics, Ch. 80. p. 496)Mitochondrial Inheritance# An individual's mitochondrial genome is entirely derived from the mother. Sperm contain few mitochondria, most of which are shed upon fertilization.# Mitochondrial disorders exhibit mater...
3,820
medmcqa_train
HCV virus is ?
Ans. is 'b' i.e., Hepatitis C virus is a small, enveloped, positive-sense single-stranded RNA virus of the family Flaviviridae.
3,821
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Ca 125 is used for ?-
Harshmohan textbook of pathology 7th edition. CA 125 is a tumor marker of ovarian cancer. Most commonly used for follow up of ovarian cancer. pancreas tumor marker CA 19-9..
3,822
medmcqa_train
With increase in age which of the following is true for lungs
Ageing and Lung Changes * Decreased chest wall compliance is counter balanced by a loss of elastic recoil of the lungs (increased lung compliance), which is due to a decrease in the number of parenchymal elastic fibers. * Chest wall and thoracic spine deformities which leads to increase work of breathing. * Dilation of...
3,823
medmcqa_train
Which of the following is best type of inquest at the international level?
Medical examiner's inquest is prevalent in most of the states of USA.it is considered to be superior to all other types of inquest, because it is conducted by a forensic pathologist with medical, scientific,& legal knowledge.police& magistrates inquest common in India. Coroner's inquest was common in Mumbai and Kolkata...
3,824
medmcqa_train
Wiggly appearance of the master cone in the root canal suggests:
If the cone goes to length and radiographically exhibits a wiggly or S-shaped appearance, the cone is too small for the canal and a larger cone must be selected.
3,825
medmcqa_train
A neonate within 4 hours of bih presented with severe respiratory distress. He appears to be dyspneic, tachypneic, and cyanotic with severe retractions of the chest. On examination, grunting is present along with use of the accessory muscles. Neonate also appears to have scaphoid abdomen and increased chest wall diamet...
This is a case of congenital diaphragmatic hernia (bochdalek or posterolateral hernia) Chest radiograph shows a stomach, nasogastric tube, and small bowel contents in the thoracic cavity, consistent with a CDH. Development of Diaphragm: PA A: Body wall: Peripheral muscular pa PA B: Oesophageal Mesentery: Crura PA C: Se...
3,826
medmcqa_train
A boy comes with complains of vomiting, bloated abdomen and abdominal pain. He has a history of attending ice–cream eating competition last night. Ile also has a past history of similar episodes following ingestion of milk and milk products. The likely cause –
History of ice cream ingestion and subsequent symptoms of vomiting, bloated abdomen, are characteristic findings of lactase deficiency. Lactase deficiency - Lactase is a disaccharidase present on intestinal epithelium (brush border)*. It is used to digest lactose (disaccharide). Symptoms arise after ingestion of foo...
3,827
medmcqa_train
True about aplastic anemia -a) Splenomegalyb) Nucleated RBC in peripheral bloodc) Reticulocytopeniad) Thrombocytopeniae) Neutropenia
Aplastic anemia is a disorder of marrow failure which stems from suppression or disappearance of multipotent myeloid stem cells. It is characterized by: Anemia, Neutropenia , Thrombocytopenia, and Reticulocytopenia. Splenomegaly is characteristically absent; if present, the diagnosis of aplastic anemia is almost ruled ...
3,828
medmcqa_train
In leptospirosis, the following clinical features are seen except-
Clinical features After a relatively brief bacteraemia, invading organisms are distributed throughout the body, mainly in kidneys, liver, meninges and brain. The incubation period averages 1-2 weeks. Four main clinical syndromes can be discerned and clinical features can involve multiple different organ systems . Bacte...
3,829
medmcqa_train
The minimum period required for post-exposure chemoprophylaxis for HIV is:
Post exposure prophylaxis for HIV: Ideally HIV PEP must be initiated as soon as possible HIV PEP must be initiated within: 24 hours HIV PEP unreasonable to initiate beyond: 72 hours Duration of HIV PEP: 4 weeks Follow-up period after HIV PEP: 12 weeks. Only the higher risk injuries are offered HIV post-exposure prophyl...
3,830
medmcqa_train
Howell jolly bodies are seen in?
Ans. is 'b' i.e. Hemolytic anemia Howell-Jolly bodies (HJ bodies)* These are round solid staining, dark-blue to purple inclusions. They are nuclear remanants predominatly composed of DNA.* The presence of Howel-Jolly bodies is associated with hemolytic anemia, megaloblastic anemia, hereditary spherocytosis, myelodyspla...
3,831
medmcqa_train
Secular trend is
The term secular trend implies changes in the occurence of diseases (i.e. A progressive increase or decrease)over a long period of time generally several years or decades.(refer pg no: 66 park 23 rd edition)
3,832
medmcqa_train
A 65 year male has a history of sweating and chest pain for last 24 hours with the following ECG. Which of the following is not given in managing the patient?
T waves are hyper-acute in leads V2-V5 with the simultaneous presence of ST segment elevation in chest leads V2-V5. This is diagnostic of STEMI involving anterior wall and the vessel blocked is left anterior descending aery. The symptoms of chest pain and diaphoresis are explained by the ECG findings of the pain. Ideal...
3,833
medmcqa_train
During autopsy for virology study which agent is used for storing tissue -
In autopsy in virological disease universal work precautions have to be followed and specimens are stored in 50% glycerine. Dr. Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27 th edition pg. 60.
3,834
medmcqa_train
Anesthetic agent/s which have tocolytic effect are?
Ans. is 'd' i.e., All the above Halothane, enflurane and isoflurane produce a dose dependent decrease in uterine tone (tocolysis). Studies of isoflurane demonstrate that halogenated compounds reduce both the frequency of uterinecontractions and the interval between them.
3,835
medmcqa_train
Helper T-cells are primarily involved in -
Ans. is 'a' i.e.. Cell mediated immunity
3,836
medmcqa_train
Ideal contraceptive for a couple living in different cities meeting only occasionally:
Ans-A Barrier method Barrier method is a suitable contraceptive option for those who have infrequent sexual intercourse."Condom are suitable for use in old age, for a couple who have infrequent coitus, during lactation, during holidays, a subject who can not tolerate OCP, IUCD. The practice of Fertility Control by S. K...
3,837
medmcqa_train
Depressed of skull results from:
A i.e. Heavy object with small striking surface
3,838
medmcqa_train
The arachnoid villi responsible for cerebrospinal fluid absorption protrude mainly in the:
A i.e. Superior saggital sinus
3,839
medmcqa_train
Which of the following is most often involved in Multiple Endocrine Neoplasia 1 (MEN 1):
Parathyroid
3,840
medmcqa_train
Carpal bone which fractures commonly:
Ans: a
3,841
medmcqa_train
Spuriously high BP is seen in A/E:
Answer is A (Auscultatory gap) Spuriously high BP may be seen in obese individuals with a thick blanket of fat which dissibates cuf fpressure, patients with thick calcified vessels and use of small narrow cuff
3,842
medmcqa_train
Depression patients in developing countries most prominently show which of the following feature?
Multiple physical symptoms (such as heaviness of head, vague body aches) are paicularly common in the elderly depressives and depressed patients from the developing countries (such as India) * MC psychiatric disorder in India: Depression * Neurotransmitter involved: Serotonin and nor-epinephrine * MC cause of suicide: ...
3,843
medmcqa_train
Best blood product to be given in a patient of multiple clotting factor deficiency with active bleeding
Refer Robbins page no 664
3,844
medmcqa_train
An example of tumor suppressor gene is
Ref Robbins 7/e p300; , Harrison 17/e p499; 9/e p290 Tumor suppressor genes are the genes whose products down regulate the cell cycle. RB Gene: Governor of the Cell Cycle It is useful to begin with the retinoblastoma gene (RB), the first tumor suppressor gene to be discovered and, as it happens, a prototypical represen...
3,845
medmcqa_train
All of the following are associated with proximal muscle weakness except -
Ans. is 'd' i.e., Myotonic dystrophy o The general rule in that : Myopathies have proximal muscle weakness. Neuropathies have distal muscle weakness. o Myotonic dystrophy is an exception to this general rule and mainly involves the distal muscles. Also know o The difference between myopathy and muscular dystrophy. Myop...
3,846
medmcqa_train
In status asthmaticus, anesthetic agent used as bronchodilator:-
Morphine - Morphine depresses respiratory center in a dose dependent manner Rate | Tidal | volume In healthy individuals - no cognizable respiratory depression MARKED DEPRESSION In patients with: Asthma COPD Corpulmonalae Lungs and kidney Disease THIOPENTONE SODIUM -decreases respiratory rate KETAMINE: Bronchodilation ...
3,847
medmcqa_train
In actinomycosis of the spine, the abscess usually erodes:
(d)- Actinomycosis of spine is characterized by granulomatous lesions or osteomyelitis. Cutaneous sinus tracts frequently develop.
3,848
medmcqa_train
Neurotic depression may be characterised by all except -a) Ravenous appetiteb) Hypersomniac) Increased libidod) Weight gain
Dysthymia (neurotic depression) present with mild depressive symptoms (not severe symptoms like ravenous appetite). "Increased libido does not occur as a symptom of depression".         Advanced abnormal psychology 2nd/e 309 For symptoms of dysthymia (neurotic depression) see the table of diagnostic criteria in text.
3,849
medmcqa_train
This type of lesion in HIV patient is caused most likely by which of the following?
Ans. B. Fungusa. This HIV/AIDS patient presented with a secondary oral pseudomembranous candidiasis infection.b. The immune system which suffers with HIV undergoes a dramatic reduction in its effectiveness, resulting in the greater possibility of secondary infections.
3,850
medmcqa_train
Test of detecting damage to cochlea is
Bone conduction is a measure of cochlear function. In ABC test: Patient's bone conduction is compared with that of the examiner (presuming that the examiner has normal hearing). In conductive deafness, the patient and the examiner hear the fork for the same duration of time. In sensorineural deafness, the patient hears...
3,851
medmcqa_train
Which of the following drug is used in this test?
The picture shows Peripheral angiography for which we need vasodilatation. Vasodilatation is produced best by non-selective alpha-blockers, tolazoline is more selective for peripheral vesselsRef: CMDT 2010-Pg 1434
3,852
medmcqa_train
Which of the following finger is having two dorsal interossei muscles:
Ans. (c) Middle FingerRef: Grays Anatomy 41st Ed; Page No- 884* The four dorsal interossei muscles are bipennate in nature.* They are larger in size compare to palmar interossei.* They are arising from the adjacent sides of two metacarpal bones.* First two attach to radial side of proximal phalanx of index and middle f...
3,853
medmcqa_train
In achalasia cardia, true is:
Answer is A (Pressure at distal end increased with no peristalsis): Achalasia is characterized by an increased pressure of LES and absence of esophageal peristalsis. Physiological /Manometric features of Achalasia Elevated Resting pressure of LES (>45 mmHg)Q Incomplete LES relaxation (in response to swallowing)Q Absenc...
3,854
medmcqa_train
Trastuzumab all are true EXCEPT:
Causes upregulation of HER2/neu REF: Lippincott's pharmacology 6th edition 653, Goodman & Gillman's 11'1' edition page 901, http://en.wikipedia.org/wiki/Trastuzumab "It has been suggested that trastuzumab induces some of its effect by downregulation of HER2/neu not upregulation" Trastuzumab: Herceptin (Trastuzumab) is ...
3,855
medmcqa_train
With regard to surgical site infection, what is it called if bacteria are dividing and have invaded wound surface
Contamination Bacteria are on the wound surface. No division occurring Colonization  Bacteria are dividing Tropical infection (Critical colonization) Bacteria are dividing and have invaded the wound surface. There may be an increasing variety of bacteria present ; Biofilm may be present Local infection Bacteria a...
3,856
medmcqa_train
Balanced stone is dental stone:
A stone with a setting time established by the addition of proper quantities of both accelerator and retarder is called ‘balanced stone’.  Typical accelerators are potassium sulfate and potassium sodium tartrate (Rochelle Salts). Typical retarders are sodium citrate and sodium tetraborate decahydrate (Borax). Manappali...
3,857
medmcqa_train
Accurate diagnosis of anencephaly in ultrasound is seen at week :
14 weeks of gestation
3,858
medmcqa_train
True about Pityriasis rosea is –
Pityriasis rosea is thought to be a viral disease caused by HHV6/7, which is self limiting and subsides in 6-12 weeks.
3,859
medmcqa_train
What is the normal net weight gain during pregnancy?
According to American College of Obstetrics and Gynecology the recommended weight gain for singleton pregnancy is 25-35 pounds during a singleton pregnancy. Maternal weight gain during pregnancy could be due to: Fetus: 3500 gm at term Placenta: 650g Amniotic fluid:800mg Breast enlargement: 400g Uterus: 970g Interstitia...
3,860
medmcqa_train
Shotgun does not contain :
Bullets are used in Rifled Gun. SHOT GUN also known as SMOOTH Barrel GUN :- Choking :-to decrease dispersion and increase the range. Lead shot/ pellets used in shot gun.
3,861
medmcqa_train
OCP failure by rifampicin is due to -
Ans. is 'c' i.e., Increased metabolism of drug
3,862
medmcqa_train
Which of the following is used to represent continuous (quantitative) data -
Ans. is 'c' i.e., Histogram DataScaleGraph/DiagramQuantitativeInterval scaleRatio scaleHistogramFrequency polygonfrequency curves linechart scatter diagramCumulative frequency CurveLine Chart graphQualitativeNominal scaleOrdinal scaleBar diagramPie chartPictogramMap diagram or spot map
3,863
medmcqa_train
Retraining approach in a pediatric patient, all are true, Except:
Retraining approach includes: Avoidance. De- emphasis and substitution. Distraction.
3,864
medmcqa_train
Granulomatous reactions caused by ova or products of schistosomes at places of oviposition would result in clinical manifestations which includes all except:-
Although the chronic stage of proliferation within tissues is distinctive in the different forms of schistosomiasis, a granulomatous reaction to the eggs and chemical products of the schistosome occurs in all forms of the disease. Schistosoma haematobium commonly involves the distal bowel and the bladder, as well as th...
3,865
medmcqa_train
False about actinomycetes.
Pencillin is the DOC. It is used for 6-12 months.
3,866
medmcqa_train
A 32 year old carpenter presented to you with history of recurrent attacks of chest pain . You prescribe him sublingual nitroglycerin and advise him to take it at the time of pain. The patient revisits the hospital again after 2weeks and tells that the intensity of chest pain has increased on taking nitroglycerin. Th...
Nitrates are vasodilator drugs which aggravate condition of HOCM , so it is generally not used in HOCM
3,867
medmcqa_train
Erythropoietin production is inhibited by -
Ans. is 'a' i.e., Estrogen o The most important stimulus for erythropoietin secretion is hypoxia. Other stimulus that can increase its secretion are cobalt salts, androgens, alkalosis due to high altitude, and catecholamines via b-adrenergic mechanism.o Pregnancy (due to placental lactogen), testosterone and prolactin ...
3,868
medmcqa_train
Equatorial diameter of the lens is
The lens continues to grow throughout life. At bih, it measures about 6.4 mm equatorially and 3.5 mm anteroposteriorly and weighs approximately 90 mg. The adult lens typically measures 9 mm equatorially and 5 mm anteroposteriorly and weighs approximately 255 mg. Ref. AAO Sec.11 (2011-2012) Pg.No. 7
3,869
medmcqa_train
The persistent suppression of bacterial growth that may occur after limited exposure to some antimicrobial drug is called :
Time dependent killing kinetics is shown by aminoglycosides. Here, the killing activity depends upon the length of time, plasma concentration is above MIC. Concentration dependent killing is shown by β lactam drugs. Here, killing activity depends upon the ratio of plasma concentration to MIC. Post-antibiotic effect is ...
3,870
medmcqa_train
A 7 years old girl with falling grades and complaints by teacher that she is inattentive in class to her parents and has bad school performance. On hyperventilation her symptoms increased and showed the following EEG findings. Diagnosis is (graph is given):
Ans. c. Absence seizures
3,871
medmcqa_train
Anesthesia of choice in child with cyanotic hea disease?
Ketamine REF: Morgan 4'h ed p. 935 Anesthesia of choice for congenital hea disease Left to right shunt (Acynotic) Sevoflurane Right to left shunt (Cyanotic) Retamine
3,872
medmcqa_train
Hippocampal formation includes all, except?
Ans. (c) Amygdaloid nucleusRef.: Ganong 25th ed. 1288, Atlas of neuroanatomy 2nd ed. / 203* The hippocampal formation is a compound structure in the medial temporal lobe of brain containing# Dentate gyrus# Hippocampus proper# Subiculum# Pre-subiculum, para-subiculum# Entorhinal cortex.* Amygadala primary role in the pr...
3,873
medmcqa_train
Residual volume is the volume of air in lung after-
Ans. is 'b' i.e., Maximal expirationo Residual volume is the volume of air that remains in the lungs after maximal expiration.Respiratory Volumes and Capacities for an Average Young Adult MaleMeasurementTypical valueDefinition Respiratory volumes1.Tida] volume (TV)500 mlAmount of air inhaled or exhaled in one breath du...
3,874
medmcqa_train
Color of kit 3 for STD under AIDS control programme?
Ans. is 'c' i.e.,WhitePre-packed colour coded STI/I kits have been provided for free supply to all designated STI/I clinics :Kit 1 4 Grey, for urethral discharge, ano-rectal discharge, cervicitis.Kit 2 - Green, for vaginitisKit 3 4 White, for genital ulcersKit 4 - Blue, for genital ulcersKit 5 - Red, for genital ulcers...
3,875
medmcqa_train
What is cognizable offence ?
Cognizable offence Offence in which a police officer can arrest a person without warrant.
3,876
medmcqa_train
The lung pathology occurring in persons working in cotton- wool industries is
Ans. (a) Asthma like features(Ref: Robbins 9th 689)In 10-25% cases, disease may be progressive, with chest tightness recurring or persisting throughout the workweek.After >10 years of exposure, workers with recurrent symptoms are more likely to have an obstructive pattern on pulmonary function testing.
3,877
medmcqa_train
Pendred&;s Syndrome is due to defect in:
Pendred&;s Syndrome: Consists of congenital sensorineural hearing loss+ goitre Due to defects in sulfate transpo protein (Chromosome 7q) to the thyroid gland and cochlea. Rafetoff Syndrome End organ resistance to T4 Ref: Schwaz 10th edition Pgno: 1534
3,878
medmcqa_train
Apgar scores were 3, and 6 at 1 and 5 minutes. At 10 Apgar scores were 3, and 6 at 1 and 5 minutes. At 10 minutes child shows features of breathlessness,on CXR-mediastinal shift was there, possible causes – a) Bilateral choanal atresiab) Pneumothoraxc) Congenital diaphragmatic herniad) Hyaline membrane disease
Congenital diaphragmatic hernia and pneumothorax cause respiratory distress with mediastinal shift to contralateral side. Bilateral choanal atresia and HMD cause respiratory distress, but no mediastinal shift.
3,879
medmcqa_train
Ebstein anomaly is known teratogenic effect due to this drug:
(Ref: Katzung, 14th ed. pg. 527)* Lithium is DOC in manic disorder.* DOC for prophylaxis of mania: Lithium* DOC for acute attack of mania: Sedative + Atypical antipsychotics* DOC for mania in pregnancy: Atypical antipsychotics* Side effect of lithium (Mn: LITTH)# L: LEUCOCYTOSIS# I: Insipidus diabetes# T: Tremors (MC s...
3,880
medmcqa_train
If a fibrinolytic drug is used for the treatment of acute myocardial infarction, the adverse effect most likely to occur is:
Bleeding is the most common adverse effect of anticoagulants, antiplatelets and fibrinolytic agents. Bleeding can manifest as hemorrhagic stroke in pts. on fibrinolytics therapy such as- Alteplase, Retaplase, Streptokinase. C/I of Fibrinolytics :- H/O Hemorrhagic Stroke H/O NON Hemorrhagic Stroke (within 1yr) Suspicion...
3,881
medmcqa_train
Most impoant indicator of successful neonatal resuscitation:
Most impoant indicator of successful neonatal resuscitation - Increase in hea rate.
3,882
medmcqa_train
Courvoiser's law exception
Answer- A. Double impactionCourvoisier's law states that in the presence of an enlarged gall bladder which is nontender and accompanied with jaundice the cause is unlikely to be gallstones. This is because gall stones areformed over alonger period oftime, and this result in a shrunken, fibrotic gall bladder which does ...
3,883
medmcqa_train
Which drug is vassopressin V2 receptor selective agonist -
Ans. is 'b' i.e., Desmopressin o Lypressin - Agonist on V1 & V2.o Desmopressin - Selective V2 agonisto Terlipressin - Prodrug of vasopressin.
3,884
medmcqa_train
About Vi polysaccharide vacine, true is:
Ans. is (a) Can be given in patients with yellow fever and hepatitis B Yellow fever is not a contraindication for VICPS typhoid vaccine.
3,885
medmcqa_train
Dental lamina cysts of new born are seen at:
"Bohn's nodules" are seen at the junction of hard and soft palate, whereas "Epstein pearls" are seen along the median raphae of hard palate. A third type known as "Dental lamina cysts of new born" are seen on the alveolar ridges.
3,886
medmcqa_train
Anaerobic bacteria commonly found in cervix or vagina?
ANSWER: (A) LactobacilliREF: Shaw 13th ed p. 125"Lactobacillus or Doderlein's bacillus is the most common organism found in vagina"
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medmcqa_train
A 26 yrs old male with restriction of eye movements in all directions &moderate ptosis but with no diplopia or squint. Diagnosis is
Chronic progressive external ophthalmoplegia Bilateral ptosis without diplopia is seen in chronic progressive external ophthalmoplegia (CPEO). Ptosis & diplopia are presenting symptoms in approx 50% of patients of Myasthenia gravis, & subsequently develop in 96% of patient during the course of the disorder. In thyroid-...
3,888
medmcqa_train
Convulsions in a child with dehydration and vomiting can only be due to-
Ans. is 'a' i.e., Decreased serum sodium
3,889
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Which among the following is highest risk factor for molar pregnancy
Strongest risk factors for molar pregnancy are age and prior history of molar pregnancy.
3,890
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Which of the following is not a difference between Centric relation and Centric occlusion?
Centric relation is present behind centric occlusion in natural dentition.
3,891
medmcqa_train
Optimal front-line treatment of squamous cell carcinoma of the anal canal includes:
Combination radiation therapy and chemotherapy is now the treatment of choice for squamous cell carcinoma of the anus. The area of the primary lesion is biopsied, and the patient begins radiotherapy to the pelvis. If inguinal lymph nodes are enlarged, they are also biopsied, usually by fine needle aspiration, and if po...
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NOT a feature of Holt Oram Syndrome is
Holt Oram Syndrome Patient have normal blood picture.
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Patient presents to casualty with sudden onset LMN facial palsy on right side and inability to abduct right eye. There is left sided hemiparesis. Whats your diagnosis?
Triad of ipsilateral 6th nerve palsy, ipsilateral 7th nerve palsy and contralateral hemiparesis constitutes milard gubler syndrome.
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Burst EEG pattern is seen in?
Burst suppression is an electroencephalography (EEG) pattern that is characterized by periods of high-voltage electrical activity alternating with periods of no activity in the brain. The pattern is found in patients with inactivated brain states, such as from general anesthesia, coma, or hypothermia EEG video monitori...
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The most common site of osteoma is( REPEAT QUESTION)
Most osteomas are asymptomatic and are found incidentally when imaging the sinuses either for sinonasal symptoms or for unrelated complaints. Osteomas are frequently seen elsewhere in the head and neck paicularly the mandible and outer table of the skull vault. There is a paicular frequency distribution within the para...
3,896
medmcqa_train
Investigation of choice in cholestasis of pregnancy ?
Ans. is 'b' i.e., Serum bile acid levels Obstetric cholestasis (also known as intrahepatic cholestasis of pregnancy or cholestasis of pregnancy) is a liver disease unique to pregnancy which presents with pruritus.Clinical featuresObstetric cholestasis most commonly presents in the third trimester (80% develop symptoms ...
3,897
medmcqa_train
Half-life of basiliximab is:-
Half life of basiliximab is 7 days.Basiliximab* This is anti CD-25 antibody with higher affinity for the IL-2 receptor, but shoer plasma t 1/2 (1 week).* It is used to prevent renal and other transplant rejection reaction.* It can cause anaphylactic reactions and promote oppounistic infection.
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Poiseuille’s hagen lawis
Poiseuille-Hagen Formula The relation between the flow in a long narrow tube, the viscosity of the fluid, and the radius of the tube is expressed mathematically in the Poiseuille-Hagen formula:
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