TRIGEMINAL NEURALGIA AND GIANT CELL ARTERITIS Demographics: Trigeminal neuralgia: can occur at any age but is more common in patients who are 50 or older (NIH, 2019). The incidence for this condition is 12 per 100, 000 population. Women are most affected. Giant cell arteritis is also seen most commonly in patients 50 and over but the average age onset is 75 (Gossman, Peterfy, & Khazaeni, 2019). Women are most affected. Giant cell arteritis is rare, only affecting 10 to 20 people a year (Gossma...