These appear as '''spherical pigmented bodies around the pupil edge'''. They are of no significance unless large or within the pupil, or may interfere with vision.
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==References==
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* Grove, V. (2008) Conditions of the eye In Svendsen, E.D., Duncan, J. and Hadrill, D. (2008) ''The Professional Handbook of the Donkey'', 4th edition, Whittet Books, Chapter 11