Abiotrophia defectiva Endocarditis: An Easy Miss

Subacute endocarditis often presents with an indolent course. A potentially lethal form generated byinfection with Abiotrophia defectiva may be easily overlooked early in its presentation. This reportdiscusses the case of an 18-year-old male discovered to have severe endocarditis after presentingto the emergency department with the chief complaint of foot pain.