Images of Acanthamoeba Keratitis
![Early epithelial stage of infection](/parasites/images/acanthamoeba/AK_eye1.jpg?_=03962)
Slit lamp photo; broad illumination. Early epithelial stage of infection. Linear configuration resembles the epithelial form (dendritic) of herpes simplex keratitis. (Photo courtesy of Dan B. Jones, M.D. )
![Early epithelial stage of infection](/parasites/images/acanthamoeba/early_epithelial.jpg?_=03961)
Left, broad illumination; right, slit beam illumination. Early epithelial stage. Multifocal intraepithelial Acanthamoeba organisms. (Photo courtesy of Dan B. Jones, M.D. )
![Early epithelial stage of infection](/parasites/images/acanthamoeba/AK_eye3.jpg?_=03968)
Left, broad illumination; right, slit beam illumination. Early epithelial stage. (Photo courtesy of Dan B. Jones, M.D. )
![Perineuritis](/parasites/images/acanthamoeba/AK_eye4.jpg?_=03971)
Broad illumination. Perineuritis. Inflammatory cell recruitment around corneal nerves. (Photo courtesy of Kirk R. Wilhelmus, M.D. )
![Early, central stromal inflammation](/parasites/images/acanthamoeba/stromal_inflamm.jpg?_=03970)
Left, broad illumination; right, slit beam illumination. Early, central stromal inflammation (keratitis); resembles the immunogenic form of herpes simplex stromal keratitis. (Photo courtesy of Dan B. Jones, M.D. )
![Early phase of ring infiltrate](/parasites/images/acanthamoeba/AK_eye6.jpg?_=03970)
Left, broad illumination: right, high magnified slit illumination. Early phase of ring infiltrate. (Photo courtesy of Dan B. Jones, M.D. )
![Ring infiltrate](/parasites/images/acanthamoeba/AK_eye7.jpg?_=03963)
Left, broad illumination; right, slit illumination. Ring infiltrate. (Photo courtesy of Dan B. Jones, M.D. )
![Typical advanced ring infiltrate](/parasites/images/acanthamoeba/advanced_ring_infiltrate.jpg?_=03965)
Left, broad illumination with slit beam; right, high magnified slit beam. Typical advanced ring infiltrate. (Photo courtesy of Dan B. Jones, M.D. )
![Nodular scleritis](/parasites/images/acanthamoeba/AK_eye9.jpg?_=03973)
Broad illumination. Nodular scleritis, superonasal quadrant adjacent to the limbus in advanced keratitis (may be sterile or contain Acanthamoeba organisms). (Photo courtesy of Dan B. Jones, M.D. )