He is now re-admitted as he is hypotensive, tachycardic and with pulmonary oedema

A 69-year-old man was successfully thrombolysed for an inferior myocardial infarction 15 days ago and was discharged 5 days after the thrombolysis. He is now re-admitted as he is hypotensive, tachycardic and with pulmonary oedema. What is the most SINGLE most likely diagnosis?

A. Aortic regurgitation
B. Acute mitral regurgitation
C. Mitral valve prolapse
D. Pulmonary stenosis
E. Rheumatic mitral valve stenosis

Ans:B. Acute mitral regurgitation