Full 2L QBank
Pharmacology CHF, Angina Pectoris and Myocardial Infarction 9b61ec98

Which of the following drug can cause coronary steal phenomenon?

A
Hydralazine
B
Glyceryl trinitrate
C
Disopyramide
D
Diltiazem
High-Yield Explanation
Coronary steal phenomenon:* Caused by drugs which dilate small vessels only.* Atherosclerotic vessels are maximally dilated already, so fuher administration of vasodilators leads to more dilation of normal vessels rather than atherosclerotic one, blood supply to ischemic area is taken towards dilated small vessel - STEALING Coronary steal phenomenon is shown by: -H- HydralazineI- IsofluraneD- DipyridamoleE- Enflurane

Related Pharmacology MCQs

Practice 2,00,000+ NEET PG Questions Free

Timed mock tests, mistake queue analytics, audio lectures & zero attempt limits on i❤️Exams.

Start Free Mock Test Now