See also: Headache Ddx
Epidemiology
Middle-aged males are most commonly affected
Hx
Severe unilateral temporal headache
Associated ipsilateral
Rhinorrhea
Nasal stuffiness
Ptosis
Lacrimation
Eye redness
Repeated episodes at same time of day/night
Occur over a period of 1-2 months
Episodes last 30 min to 1 hour
Tx, acute attack
Oxygen
Ppx
Prednisone
Lithium
Ergotamine
Verapamil