Pityriasis rosea
Pityriasis rosea is a noncontagious dermatitis present in young pigs 3-16 weeks old.
Information
It is a sporadic disease that affects young pigs from 3-16 weeks of age.
Symptoms
Sows and nursing piglets
- It is not present.
Nursery and fattening
- It is characterized by large, coalescing lesions, similar in appearance to ringworm.
- Lesions are circular and usually start in the abdomen and extend to the hind legs. In serious cases they can affect the whole body.
Causes / Contributing Factors
- It is believed to be hereditary, particularly in the Landrace breed.
Diagnosis
- Based on clinical signs.
Control/Prevention
- None, the clinical condition resolves on its own in 6 to 8 weeks.
Atlas of pathology
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