3.2.1 Episodic paroxysmal hemicrania

The patient is a 47-year-old electrical apprentice presenting with recurring one-sided headache. He describes six bouts of this headache since it started, with each bout lasting about a week. individual attacks last around twenty minutes, recurring up to nine times a day at their peak. he estimates roughly sixty-three attacks over the years. his nose blocks up on the affected side during each attack. the pain is centred around the eye, the pain is severe, and it stays confined to one side of the head. He adds that a proper therapeutic dose of indomethacin brought the attacks to a complete stop.