Review Article

Ophthalmic Parasitosis: A Review Article

Table 5

Ocular parasitosis caused by flat worms (geographical distribution & ocular findings).

Disease/InfectionCausative agentGeographical distributionOcular findings

CysticercosisCysticercus cellulosae Mexico, Central America, Indian subcontinent, Far East and AfricaSubconjunctival and eyelid masses, papilloedema, cranial nerve palsies, vitritis and optic neuritis

Fascioliasis Fasciola hepatica Africa and Asia Painful red eye, and there may be visual defect

Hydatid cyst Echinococcus granulosus South America, Australia, Middle East and Mediterranean countriesOrbital swelling, exophthalmus and proptosis

Schistosomiasis S. mansoni,
S. haematobium,
S. japonicum
Sub-Sahara Africa, China, South Asia Uveitis and subretinal granuloma