Optic drusen

  • Deposit of lipoproteinaceous material between basal lamina of retinal pigment epithelium and inner collagenous layer of Bruch membrane
  • Asymptomatic
  • Normal feature in aging eyes
  • Also seen in age-related macular degeneration
  • Fundoscopy: blurring of optic disc margin
  • CT: punctate, often bilateral calcific foci at optic nerve heads
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Kheterpal, Sundeep, et al. “Imaging of optic disc drusen: a comparative study.” Eye 9.1 (1995): 67-69.

Ramirez, H., E. S. Blatt, and N. S. Hibri. “Computed tomographic identification of calcified optic nerve drusen.” Radiology 148.1 (1983): 137-139.