All of the following statements are true regarding giant cell aeritis except:: (A) Most commonly seen in old age patient ( more than 50 yrs), (B) Clinical features include constitutional symptoms like fever, fatigue, weight loss, and pain along the course of temporal aery., (C) 50% of the patient presents with ocular symptoms vary from diplopia to complete vision loss, (D) It usually involves the whole aery
Answer is D. Giant cell aeritisis Rare before age 50. Symptoms - constitutional--fever, fatigue,weight loss-- or there may be facial pain or a headache, most intense along the course of the superficial temporal aery Ocular symptoms (ophthalmic aery) appear abruptly in about 50% of patients; range from diplopia to complete vision loss Giant cell aeritis can be extremely focal within an aery, adequate biopsy requires at least a 1-cm segment; even then, a negative biopsy result does not exclude the diagnosis. O/E- CORD like Structure at TM joint * Ischemia skin of scalp- Temporal headache * Ischemia of TMJ - Jaw claudication Elevated ESR Rx - Steroids .(Prednisone at 40-60 mg daily for 1 month with gradual tapering)