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[Acanthamoeba spp.] [Balamuthia mandrillaris] [Naegleria fowleri] [Sappinia spp.]

Gross tissue and pathology specimens from free-living amebic infections.

A	B

A, B: Gross specimens of brain tissue from a patient who died of granulomatous amebic encephalitis (GAE) caused by Balamuthia mandrillaris. The autopsy specimen revealed extensive necrotizing (mixed inflammatory, occasional giant cells, vasculitic) granulomatous encephalitis with a subependymal necroinflammatory process. Images courtesy of Cook Children’s Hospital, Fort Worth, Texas.