title: Acute frontal sinusitis with intracranial complications.
mesh_terms: D001424:Bacterial Infections; D001922:Brain Abscess / Q000209:etiology; D002648:Child; D013354:Empyema, Subdural / Q000209:etiology; D004660:Encephalitis / Q000209:etiology*; D005005:Ethmoid Sinus; D005260:Female; D005626:Frontal Sinus / Q000382:microbiology; D006801:Humans; D006849:Hydrocephalus / Q000209:etiology; D008297:Male; D012852:Sinusitis / Q000150:complications*; D013290:Streptococcal Infections