General Medicine

Feature	Details
First valvular lesion	Mitral regurgitation
Commonest valve	Mitral (especially in children)
Minor criteria	Fever (Modified Jones Criteria)
Subcutaneous nodules	Non-tender, extensor surfaces
Erythema marginatum	Associated with carditis
Diagnostic marker	Aschoff's nodule
McCallum's patch	Rheumatic endocarditis indicator