Nontraumatic headache in the Emergency Department: a survey in the province of Trieste.

The objective was to study the demographics, diagnostic procedures and therapies employed in order to provide guidelines to Emergency Department (ED) physicians. A six-month retrospective analysis of the records of all patients presenting with nontraumatic headache (NTH) to the EDs of the Province of Trieste was performed. Of 38,238 patients screened, 300 (0.

Headache induced by chronic substance use: analysis of medication overused and minimum dose required to induce headache.

Background: The International Headache Society has defined the diagnostic criteria for headache induced by substance use. Recently, a revision to these criteria has been proposed.

Objective: To consider whether the International Headache Society criteria for headache induced by substance use and the proposed revisions for the classification of daily and near-daily headache with medication abuse permit classification of patients commonly seen in a headache center.