Ocular Melanoma: Symptoms & Signs

Medically Reviewed on 4/16/2021

Ocular melanoma is a form of melanoma (a type of skin cancer that produces the pigment melanin) that develops in the tissues of the eye. Ocular melanomas also produce the pigment melanin. In the eye, a melanoma is also known as uveal melanoma or intraocular melanoma.

Ocular melanoma may not cause early signs or symptoms. Later symptoms and signs can include

  • blurred vision,
  • floaters,
  • a dark spot on the colored part (iris) of the eye,
  • a change in the size or shape of the pupil, or
  • a change in the position of the eyeball within the eye socket.

Cause of ocular melanoma

Doctors do not understand the exact cause of ocular melanoma, but risk factors include aging and having fair skin.

Other ocular melanoma symptoms and signs

  • Blurred Vision
  • Change in the Position of the Eyeball Within the Eye Socket
  • Change in the Size or Shape of the Pupil
  • Dark Spot on the Colored Part of the Eye (Iris)
  • Floaters

Jameson, J. Larry, et al. Harrison's Principles of Internal Medicine, 20th Ed. New York: McGraw-Hill Education, 2018.