STIFF LEFT ATRIAL SYNDROME MASQUERADING AS MITRAL STENOSIS

Stiff Left Atrial Syndrome is a rare condition that presents similarly to congestive heart failure. It must be considered in a patient with past atrial fibrillation (Afib) radiofrequency ablations (RFA) or mitral valve (MV) surgery. Diagnosis often requires multimodality testing. A 79-year-old