<prompt> Characteristic feature of Rheumatic carditis is ?PericarditisEndocarditisMyocarditisPancarditis  <response>: Ans. is d i.e., Pancarditis During Acute Rheumatic fever, diffuse inflammation and Aschoff bodies may be found in any of the three layers of hea - pericardium, myocardium or endocardium - PANCARDITIS. 