WebbHe had a small, crowded optic disc in the left eye known as a "disc-at-risk" (Figure 1). He had normal visual function including normal 24-2 SITA-Fast Humphrey visual fields in both eyes (Figure 2). MRI of the brain and orbits was normal without any signs of an optic nerve sheath meningioma or chronically raised intracranial pressure (Figure 3). Distinguishing papilledema from pseudopapilledema can be tricky, but is important to avoid invasive and unnecessary workup for increased intracranial pressure. … Visa mer
A Detailed Look at Optic Nerve Anomalies - Review of …
Webbstudies have found a clinically smaller optic disc area, a crowded optic nerve, and a smaller cup-to-disc ratio in the unaffected fellow eyes of patients with unilateral NAION … WebbThe right optic disc was noted to be small and crowded, and both optic discs were noted to have irregular margins. Humphrey perimetry revealed a constricted visual field in the left eye. Fundus autofluorescence imaging revealed autofluorescence, and B-scan ultrasonography showed hyperreflectivity within both nerve heads. on the paten
A Case of Non-Arteritic Anterior Ischemic Optic Neuropathy with …
WebbThe optic nerve usually has a "lumpy-bumpy" appearance. Signs Elevated, often small, optic disc with indistinct and irregular disc margins Drusen seen as round, white/yellow refractile bodies on the surface of the nerve or buried beneath it Anomalous vascular branching pattern (tortousity, optociliary shunt vessels) Webb22 sep. 2013 · Evaluation of crowded optic nerve head and small scleral canal in intrapapillary hemorrhage with adjacent peripapillary subretinal hemorrhage. 1 Europe … Webb1 jan. 2024 · Table 6.1 outlines the differential diagnosis of a swollen disc. The term papilledema refers to optic disc swelling due to increased intracranial pressure, and the two conditions most commonly mistaken for it are disc swelling due to optic neuropathy and pseudopapilledema (disc elevation without nerve fiber layer edema). The distinction … on the past three years