PURPOSE: To describe a patient with manifestations of ocular leech inf
estation. METHOD: Case report. RESULTS: The ocular foreign body was id
entified as a leech, Limnatis nilotica, by parasitologic examination.
The leech was extracted, and the patient began using topical antibioti
c and cycloplegic agents, By the third day after extraction, the patie
nt had no obvious symptoms or signs, except for a limited subconjuncti
val hemorrhage, and no epithelial defect on the cornea was observed, C
ONCLUSIONS: Ocular leech infestation should be considered in patients
with a history of swimming in streams and lakes. Attention should also
be given to ocular leech infestation in the differential diagnosis of
ocular trauma with iris prolapse.