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Mcqs MBBS Exams India
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(Single Best Answer) Question 651: A 45 year old male having a long history of cigarette smoking presented with gangrene of left foot. An amputation of the left foot was done. Representative sections from the specimen revealed presence of arterial thrombus with neutrophilic infiltrate in the arterial wall. The inflammation also extended into the neighbouring veins and nerves. The most probably diagnosis is ?
A) Takayasu arteritis
B) Giant cell arteritis
C) Hypersensitivity angitis
D) Thromboangitis obliterans
Answer (Select an option above to get the answer):
(Single Best Answer) Question 652: Prospective gating in coronary computerised tomography angiography is associated with ?
A) low radiation dose
B) x ray tube continuously on
C) evaluation of both systole and diastole
D) enables flexible reconstruction in the event of arrhythmias
Answer (Select an option above to get the answer):
(Single Best Answer) Question 653: Infection / infections that occur in the first 2 weeks after allogenic stem cell transplantation is / are
1. gram positive bacterial sepsis
2. candida sepsis
3. herpes simplex virus disease
4. cytomegalovirus disease
A) Only 1, 2 and 3 are correct
B) Only 1 and 3 are correct
C) Only 2 and 4 are correct
D) Only 4 is correct
Answer (Select an option above to get the answer):
(Single Best Answer) Question 654: Regarding cryptococcal infection
1. lifelong maintenance therapy is recommended to prevent a symptomatic clinical relapse in patients with HIV infection
2. pulmonary cryptococcosis in an immunocompetent host always progresses to disseminated cryptococcosis if not treated
3. complications of central nervous system cryptococcosis include cranial nerve deficits, vision loss and cognitive impairment
4. the echinocandins, caspofungin and micafungin are highly effective against cryptococcus species
A) Only 1, 2 and 3 are correct
B) Only 1 and 3 are correct
C) Only 2 and 4 are correct
D) Only 4 is correct
Answer (Select an option above to get the answer):
(Single Best Answer) Question 655: Cardiac involvement in sarcoidosis is characterized by ?
A) Right heart failure secondary to primary cardiac involvement
B) Echocardiographic evidence of myocarditis is seen > 80$ cases
C) Intraventricular delays and atrioventricular blocks
D) Apical region wall motion abnormality secondary to coronary involvement
Answer (Select an option above to get the answer):
(Single Best Answer) Question 656: In a patient with chronic congestive cardiac failure, all of the following drugs prolong survival except ?
A) metoprolol
B) carvedilol
C) enalapril
D) digoxin
Answer (Select an option above to get the answer):
(Single Best Answer) Question 657: Which of the following is a minor criteria for diagnosis of infective endocarditis ?
A) antiphase I IgG antibody titre for Coxiella brunetti > 1 : 800
B) new partial dehiscence of prosthetic valve
C) single positive blood culture for coagulase negative staphylococci
D) rheumatoid factor
Answer (Select an option above to get the answer):
(Single Best Answer) Question 658: All of the following statements about mitral valve prolapse are true except ?
A) it is more common in females
B) most patients are symptomatic
C) it has a benign clinical course
D) transient cerebral ischemia is a known complication
Answer (Select an option above to get the answer):
(Single Best Answer) Question 659: Regarding digoxin
Assertion: it controls ventricular response in CHF patients with atrial fibrillation
Reason: it has vagolytic action
A) Both Assertion and Reason are true, and Reason is the correct explanation for Assertion
B) Both Assertion and Reason are true, and Reason is not the correct explanation for Assertion
C) Assertion is true, but Reason is false
D) Assertion is false, but Reason is true
Answer (Select an option above to get the answer):
(Single Best Answer) Question 660: In which of the following category of patients with CHD does coronary bypass surgery result in improved survival ?
A) mild ischemia, two vessel disease, ejection fraction more than 50%
B) mild ischemia, two vessel disease(LCX and RCA), ejection fraction < 50%
C) mild ischemia, triple vessel involvement, ejection fraction less than 50%
D) moderate ischemia, two vessel disease, ejection fraction more than 50%
Answer (Select an option above to get the answer):