Cryptosporidiosis

Paper Summary:

Defines this protozoan infection. How it is caused by an intestinal parasite, C. parvum. Recongnition as a disease in animals, and later as a human pathogen. How it is transmitted and spread in the body. Pevalence and symptoms of the infection. Diagnostic procedures. Lack of any successful treatment. Prevention techniques.

From the Paper:

"Cryptosporidiosis

Cause
Cryptosporidiosis is caused by the intestinal parasite, Cryptosporidium parvum, which was first recognized as a human pathogen in 1976 (1). Cryptosporidiosis has been recognized as a disease in animals for a long time, and is thought to be transmitted by contaminated water and food, and may be transmitted sexually in homosexual males (2). It is a frequent opportunistic infection in AIDS patients.

The protozoan C. parvum is usually ingested as an oocyst measuring from four to six microns in diameter (3). Once it gets into the digestive system, the protective outer layer of the oocyst softens and the oocyst splits open and releases four sporozoites into the cells of the small intestine. The ..."

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