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Naegleria fowleri, also known as the brain-eating amoeba, is a species of the genus Naegleria. It belongs to the phylum Percolozoa and is classified as an amoeboflagellate excavate , [ 1 ] an organism capable of behaving as both an amoeba and a flagellate .
Naegleria fowleri. N. fowleri invades the central nervous system via the nose, specifically through the olfactory mucosa of the nasal tissues. This usually occurs as the result of the introduction of water that has been contaminated with N. fowleri into the nose during activities such as swimming, bathing or nasal irrigation. [13]
Naegleria fowleri is often included in the group "free-living amoebae", [2] [3] and this species causes a usually fatal condition traditionally called primary amoebic meningoencephalitis (PAM). However, the genus Naegleria is now considered part of the Excavata , not the Amoebozoa, [ 4 ] and is considered to be much more closely related to ...
The CDC has recorded 154 infections with the Naegleria fowleri amoeba since 1962. Most cases came from Southern states. Map shows where brain-eating amoebas are infecting people in lakes across the US
Last year, there were three confirmed cases of Naegleria fowleri that were believed to have occurred after exposure to freshwater in Iowa, Nebraska and Arizona, according to data from the U.S ...
Naegleria fowleri is incredibly rare in the U.S., with only 34 reported cases in the past 10 years. The amoeba is commonly found in natural environments such as lakes and streams.
Naegleria / n ɛ ˈ ɡ l ɪər i ə / is a genus consisting of 47 described species of protozoa often found in warm aquatic environments as well as soil habitats worldwide. [1] It has three life cycle forms: the amoeboid stage, the cyst stage, and the flagellated stage, and has been routinely studied for its ease in change from amoeboid to flagellated stages. [1]
A South Carolina resident has been exposed to a brain-eating amoeba known as Naegleria fowleri. The rare, potentially deadly amoeba is naturally present in warm fresh water -- yet it's generally ...