1. Cryptosporidium is a tiny coccidioid parasite. It is widely present in a variety of vertebrates, mainly micro-cryptosporidium, causing cryptosporidiosis. It is a zoonotic protozoal disease with diarrhea as the main clinical manifestation, listed as one of the 6 most common diarrheal diseases in the world, who in 1986 identified human cryptosporidiosis as one of the indicators of AIDS suspicion, cryptosporidium is an important opportunistic pathogenic protozoa.
2. Manifestations of animal disease
Various animals, especially newborn or juvenile, are highly susceptible to Cryptosporidium. Calves are infected with outbreaks, manifested by a mild to severe form of diarrhea, severe anorexia, dehydration, and death. Poultry are mainly chickens and ducks, and the symptoms are depression, open mouth breathing, neck extension, chest and abdomen fluctuations are obvious, asthma, cough, diarrhea, heavy eating desire, death within 2 to 3 days after the onset of the disease.
3. Clinical symptoms of people
Human cryptosporidiosis is characterized by symptoms of acute gastroenteritis draining mucus, some with significant abdominal pain, and nausea, vomiting, low-grade fever, and anorexia.
4. Popular links
(1) Source of infection: Cryptosporidium oocysts of animals such as cattle, sheep, cats, dogs and rabbits can also infect people, becoming a source of animal-derived infection in livestock areas and rural areas.
(2) Transmission route: The transmission of cryptosporidium disease is mainly through the "fecal → mouth" route, through the contact between humans→ animals, human → and human environment (including water, food sources and air sources) and mistakenly eat Cryptosporidium oocysts and become infected.
5. Seasonality
The prevalence of the disease has a certain seasonality, with spring, summer and early autumn as the main seasons of the epidemic.
6. Prevention and control methods
To prevent the feces of sick, sick animals and insect carriers from contaminating food and drinking water.
![How to prevent bovine cryptosporidiosis? Prevention of Bovine Cryptosporidium in the treatment of Bovine Cryptosporidium[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)