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Bovine cryptosporidiosis
Journal of the South African Veterinary Association
|September 1, 1981
Summary
A 2-week-old calf diagnosed with intestinal cryptosporidiosis showed mild enteritis. This calf"s diarrhea was linked to cryptosporidial organisms impacting the small intestine epithelium.
Area of Science:
- Veterinary Pathology
- Animal Infectious Diseases
- Gastroenterology
Background:
- Diarrhea in young calves is a significant cause of morbidity and mortality.
- Intestinal parasitic infections, such as cryptosporidiosis, are common in neonatal livestock.
- Early diagnosis and understanding of pathological changes are crucial for effective treatment and herd management.
Observation:
- Cryptosporidial organisms were identified within the microvillous border of the distal small intestine epithelium in a 2-week-old calf.
- The calf presented with clinical signs of diarrhea at necropsy.
- Microscopic examination revealed mild enteritis.
Findings:
- The primary histological finding was mild enteritis.
- Specific pathological changes included decreased villus length.
- Hypercellularity of the lamina propria was also noted, consistent with an inflammatory response.
Implications:
- This case highlights the pathological impact of Cryptosporidium in young calves.
- Understanding these histological changes aids in diagnosing cryptosporidiosis in similar cases.
- Further research into calf cryptosporidiosis can improve disease control strategies in cattle farming.