title: Headache associated with non-cephalic infections: classification and mechanisms.
abstract: A classification of headache associated with non-cephalic infections is proposed. The classification is supported by published case series and reports. The head pain can be explained by direct activation of pain producing mechanism by microorganisms or can be secondary to fever or to a combination of both.
authors.affiliation: Department of Neurological Sciences, La Sapienza University, Rome, Italy.
authors.forename: M
authors.initials: M
authors.lastname: De Marinis
authors.forename: K M
authors.initials: KM
authors.lastname: Welch
mesh_terms: D001424:Bacterial Infections / Q000150:complications*; D005334:Fever / Q000150:complications*; D006261:Headache / Q000145:classification / Q000209:etiology*; D006801:Humans; D012008:Recurrence