- 1 of 4 genera of free-living amebas associated with disease in humans; >20 spp. described.
- Life cycle w/ 2 stages: actively dividing trophozoite and dormant cysts (double-walled 10-15 mcm in diameter); cysts resistant to chlorine, low temperature, antibiotics.
- Encystation occurs under environmental stress: food deprivation, desiccation, change in temperature, pH.
- Ubiquitous in nature: isolated from air, soil, freshwater, salt water, chlorinated swimming pools, sewage, fish, reptiles, birds, mammals.
- Transmission: inhalation most common route; direct inoculation of skin can occur.
Acanthamoeba spp. was found in Johns Hopkins HIV Guide.
If you are a registered user, please log in below.
If not, learn more about gaining full access.
- Johns Hopkins Guides include up-to-date, authoritative content to help you treat patients and raise the standard of care.
Try these free topics now!
Johns Hopkins ABX Guide
Johns Hopkins Diabetes Guide
Johns Hopkins HIV Guide