Giant Cell Arteritis Manifests as Posterior Ischemic Optic Neuropathy:A Case Report
Giant cell arteritis(GCA)is a systemic granulomatous vasculitis that mainly affects the superficial temporal artery and the ophthalmic artery.The typical manifestation is the triad of headache,visual symptom and mandibular movement disorder.It is a neuro-ophthalmic emergency since it can cause profound visual loss.Hormone pulse therapy is the mainstay of treatment.This paper presents a rare GCA patient manifests as posterior ischemic optic neuropathy,and makes a comprehensive analysis of its clinical manifestations,laboratory examination and imaging examination.This case suggests that the diagnosis of GCA should be taken into account for elderly patients with severe vision loss accompanied by headache and no edema or atrophy in the optic nerve.
Giant cell arteritisPosterior ischemic optic neuropathyHeadacheVisual symptomMandibular movement disorder