Melanocytic tumors

Melanosis oculi-eyelid

Topic Completed: 1 February 2014

Minor changes: 24 December 2020

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PubMed Search: Melanosis oculi of eyelid

Nat Pernick, M.D.
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Table of Contents
Definition / general
Cite this page: Pernick N. Melanosis oculi-eyelid. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/eyeeyelidmelanosisoculi.html. Accessed December 6th, 2021.
Definition / general
  • Also called ocular melanocytosis
  • Rare congenital anomaly with variable hyperpigmentation of conjunctiva, episclera, sclera, uveal tract, possibly optic nerve
  • May be variant of nevus of Ota
  • Associated with ocular melanoma
  • Sclera appears blue due to deep uveal pigmentation (see Tyndall effect)
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