Conservative treatment. Topical agents currently include propamidine (only available through international pharmacies as Prolene) and pentamidine, which must be prepared by a pharmacist. Usually broad-spectrum antibiotic eyedrops are also administered. Cycloplegia (immobilization of the pupil and ciliary body) is usually required as well.

Surgical treatment. Emergency keratoplasty (see p. 152) is indicated when conservative treatment fails.

— Acanthamoeba keratitis. -

b Histologic findings after keratoplasty include typical double-walled amebic cysts in the corneal stroma above Descemet's membrane (arrow).

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Discarding Negative Habits

Discarding Negative Habits

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