Rheumatic Heart Disease

Etiology: autoimmune reaction to Streptococcal pharyngitis
Imaging: most commonly causes mitral insufficiency + mitral stenosis -> left atrial enlargement, aortic insufficiency in 20% -> left ventricle enlargement + post stenotic dilation of ascending aorta

Cases of Rheumatic Heart Disease

CXR of pulmonary edema due to mitral insufficiency in rheumatic heart disease — CXR AP shows cardiomegaly and bilateral perihilar interstitial infiltrates.