RT Journal Article SR Electronic T1 Fulminant diphtheritic mitral valve endocarditis. JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 227 OP 228 DO 10.1136/adc.51.3.227 VO 51 IS 3 A1 R Horst A1 D Dyer A1 A Hallett YR 1976 UL http://adc.bmj.com/content/51/3/227.abstract AB Fulminant endocarditis affecting the mitral valve in an 11-year-old boy was caused by a nontoxogenic strain of Corynebacterium diphtheriae.