Neuro-Ophthalmology — Flashcards

Flashcard 81: What is the first sign of Chronic Progressive External Ophthalmoplegia?_____

Answer: bilateral ptosis

Flashcard 82: AION is due to the interference in the circulation of the _____ artery supplying the anterior part of the optic nerve.

Answer: posterior ciliary

Flashcard 83: Chronic effects of poor illumination is _____

Answer: Miner's nystagmus

Flashcard 84: Which color vision test involves the arrangement of 85 colored caps in a sequence to provide a detailed assessment of hue discrimination?

Answer: Farnsworth-Munsell 100 hue test

Flashcard 85: FFA shows disc delay and choroidal delay in which type of Anterior Ischemic Optic Neuropathy (AION)?

Answer: Arteritic AION (AAION)

Extra: Choroidal filling delay is a hallmark of AAION (often associated with Giant Cell Arteritis) and helps differentiate it from NAION, where choroidal filling is typically normal. Both involve disc filling delays, but AAION's involves the posterior ciliary arteries supplying the choroid.

Flashcard 86: Giant cell arteritis (GCA) is most commonly associated with which type of optic neuropathy?

Answer: Arteritic Anterior Ischemic Optic Neuropathy (A-AION)

Extra: Giant cell arteritis is strongly associated with polymyalgia rheumatica (PMR). Approximately 50% of patients with GCA have clinical features of PMR.