Endocarditis
From FOAM EMed Index
WikEM overview of Endocarditis: https://www.wikem.org/wiki/Endocarditis
Specifics on infective endocarditis: http://lifeinthefastlane.com/ccc/infective-endocarditis/
Duke Criteria Calculator for diagnosing infective endocarditis: http://www.medcalc.com/endocarditis.html