Subacute Bacterial Endocarditis

**Semantic type:** Disease or Syndrome

**Definition:** Subacute inflammation of the endocardium. Streptococcus viridans is the usual etiologic agent of subacute bacterial endocarditis. The distinction between "acute" and "subacute" endocarditis has traditionally been made based on the pathogenic organism and clinical presentation.

**Synonyms:** - SBE