Least common valve involved in rheumatic fever is
Aoic valve
Tricuspid valve
Mitral valve
Pulmonary valve
Endocarditis in rheumatic feverMitral valve involved almost all the cases of Acute Rheumatic FeverAlmost 25% of MR is associated with aoic regurgitationTricuspid regurgitation is seen in 10-30% of casesPulmonary valve involvement is never seen(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 1333 - 1335)
All India exam