All About Cardiovascular System and Disorders

non HDL cholesterol is the marker of better choice at present as it has established cut off points with safe and achievable goals.

Sinus node recovery time is the time required for recovery of sinus node activity after cessation of atrial overdrive pacing for 30 seconds.

Idiopathic paroxysmal atrioventricular block without any preceding PP interval or PR interval prolongation and mostly a negative electrophysiological study.

Heart rate and blood pressure response in to head up tilt test in neurocardiogenic syncope is classified into types I, IIA, IIB and III.

Predictors of response to CRT: female, nonischemic, LBBB, QRS >/= 150 msec, prior hospitalization for HF, LVEDV >/= 125 mL/sq m, LA volume < 40 mL/sq m

QT interval is not increased with: a) Acidosis b) Hyperkalemia c) Hypercalcemia d) Digoxin e) All of the above f) None of the above

Poor R wave progression in chest leads is seen with: a) AWMI b) RBBB c) RVH d) RV infarction

Platypnea-orthodeoxia is characterized by dyspnoea and systemic oxygen desaturation on assuming the sitting or standing position.

Least useful for diagnosis of reinfarction after a recent myocardial infarction: a) CPK b) CPK-MB c) Troponin T d) Myoglobin

Atrial rate always equal to ventricular rate in:</strong> a) AVRT b) Atrial tachycardia c) Bundle branch re-entry d) Atrial flutter with bypass tract