Which of the following is a cause of reversible dementia?
A. Subacute combined degeneration
B. Picks disease
C. Creutzfeldt — Jakob disease
D. Alzheimers disease
Correct answer : A. Subacute combined degeneration
Subacute combined degeneration is caused by vitamin B12 deficiency and is potentially reversible.
All of the following CSF findings are present in tuberculous meningitis, except:
A. Raised protein levels
B. Low chloride levels
C. Cob web formation
D. Raised sugar levels
Correct answer : D. Raised sugar levels
Glucose levels are decreased in tuberculous meningitis.
Normal CSF glucose level in the normoglycemic adult is:
A. 20-40 mg/dl
B. 40-70 mg/dl
C. 70-90 mgdl
D. 90-110 mg/dl
Correct answer : B. 40-70 mg/dl
Which one of the following is the most common location of hypertensive bleed in the brain?
A. Putamen/external capsule
D. Lobar white matter
Correct answer : A. Putamen/external capsule
Which of the following features are seen in lower motor lesions?
A. Flaccid paralysis
B. Hyperactive stretch reflex
D. Muscular incordination
Correct answer : A. Flaccid paralysis
Which of the following drugs is useful in prophylaxis of migraine?
Correct answer : A. Propranolol
Drugs for prophylaxis of migraine:
Beta antagonists – propranalol, timolol Anti epileptics – Valproate Antidepressants – amitryptiline, nortryptiline MOA inhibitors – phenelzine Serotonergic agents – methysergide, cyproheptadine Misc – verapamil
Cluster headache is characterized by all, except:
A. Affects predominantly females
B. Unilateral headache
C. Onset typically in 20-50 years of life
D. Associated with conjunctival congestion
Correct answer : A. Affects predominantly females
Males are predominantly affected by cluster headache.
Discriminant function is used for determining the prognosis of?
A. Alcoholic hepatitis
C. Viral hepatitis
D. Fulminant hepatic failure
E. Hepatocellular carcinoma
The modified Maddrey’s discriminant function is used to determine prognosis of alcoholic hepatitis. It is calculated as follows:
It is useful in predicting short term prognosis especially mortality within 30 days. A value more than 32 implies poor outcome with one month mortality ranging between 35% to 45%.
All of the following conditions are known to cause diabetes insipidus except:
A. Multiple sclerosis
B. Head injury
D. Viral encephalitis
Correct answer : A. Multiple sclerosis