EyeRounds Online Atlas of Ophthalmology
Contributor:
William Charles Caccamise Sr,MD, Retired Clinical Asst Prof of Ophthal. U.of Rochester School of Medicine & Dentistry
Category: Neuro-ophthalmology
Diagnosis: Heterochromia with Horner's syndrome. Normal OS is brown

Image Comments:
Patient has Horner's syndrome wih heterochromia iridis. The left eye is a normal brown. The Horner's right eye demonstrates a much lighter iris. In the binocular photo the lighter character of the right iris becomes definite at a zoom of 200% to 300%. The pupil seize difference in the two eyes is not evident because of cycloplegia from refracting drops. Heterochromia with Horner's syndrome appears only in those children who have acquired the syndrome at an early age - before the age of 2 years.Heterochromia iridis is an addition to miosis, ptosis, and anhidrosis in Horner's syndrome.

heterochromic OD seen in binocular photo at 200% to 300% zoom

Binocular photo will reveal heterochromia at higher zoom values. OD is heterochromic.

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