Optic Neuritis — Flashcards

The most common field defect in optic neuritis is a relative _____ or centrocecal scotoma.

Impairment of colour vision _____ seen with optic neuritis

Optic neuritis is of 3 types-_____-Neuroretinitis-Retrobulbar neuritis

Visual loss in optic neuritis is _____, painful, progressive and profound

Hint: gradual/sudden

_____ is a condition of abnormal myelination of the nerve fibers of the retina, where myelination continues beyond lamina cribrosa and spreads into the retina beyond the optic disc.

_____ sign is seen in optic nerve hypoplasia

Hyperemic optic disc with telangiectatic (non-leaky on FFA) capillaries is suggestive of _____.

Established papilledema may lead to a _____ or dome-shaped disc, and appearance of a macular fan

Early stage of papilledema is characterised by obscuration of disc margins (_____ margin first), and absence of spontaneous venous pulsations of the disc

Papilledema leads to blockage of _____, axonal swelling and collection of extracellular fluid