... Chapter 130. Streptococcal and Enterococcal Infections (Part 1) Harrison's Internal Medicine > Chapter 130. Streptococcal and Enterococcal Infections Streptococcal and Enterococcal ... responsible for streptococcal pharyngitis, one of the most common bacterial infections of school-age children, and for the postinfectious syndromes of acute rheumatic fever (ARF) and poststreptococcal ... further identified by biochemical testing and include S. pneumoniae (Chap. 128), an important cause of pneumonia, meningitis, and other infections, and several species referred to collectively...