Microsporidial keratoconjunctivitis in an HIV-infected patient: case report and literature review

We describe an HIV-seropositive patient who presented with bilateral superficial epithelial keratitis due to protozoal infection by the microsporidia Encephalitozoon cuniculi. Diagnosis was made by clinical and cytological examination of conjunctival and corneal scrapings and was further confirmed by light and electron microscopy