Fever, Dyspnea, Syncope, Emboli

A 43yo lady is admitted with pyrexia, arthropathy, breathlessness and syncope. She was recently
dx with pulmonary emboli. There is an early diastolic sound and a mid-diastolic rumble. Her JVP
is elevated with prominent a-waves. What is the most likely cause?
a. Mitral regurgitation
b. Ventricular ectopics
c. Pulmonary regurgitation
d. Atrial myxoma
e. Complete heart block

answer: D

Diagnosis: Atrial myxoma, the other options do not explain the fever and emboli phenomenon