RT Journal A1 KITAGAWA S, KAPLAN SL, SEILHEIMER DK T1 LUng abscess due to haemophilus influenzae type c JF American Journal of Diseases of Children JO American Journal of Diseases of Children YR 1979 FD June 1 VO 133 IS 6 SP 650 OP 651 DO 10.1001/archpedi.1979.02130060090024 UL http://dx.doi.org/10.1001/archpedi.1979.02130060090024 AB Haemophilus influenzae type B is responsible for approximately 95% of serious H influenzae infections in children.1 However, other typeable H influenzae strains also have been reported to cause serious infections. Types A, E, and F have been isolated from the CSF of children with meningitis.2-4 Type E has been associated with septic arthritis.5 Types C, D, and F have been isolated from the blood or pleural fluid of adults with pneumonia.6Sell et al7 recovered H influenzae type C from the nasopharynx of normal children and from Three children with upper respiratory tract illnesses. We report a child in whom H influenzae type C was isolated from a lung abscess.Report of a Case.—A 5½-year-old boy was seen by his private physician following a one-day history of fever and abdominal pain. A chest roentgenogram revealed a right lower lobe abscess, and therapy with cloxacillin