A haematoma is a pocket of blood that forms beneath the skin or in muscle tissue and usually results from ruptured blood vessels following trauma particularly over the shoulders, flanks or the hind quarters. The most common site is the ear.
Symptoms
Sows
- Blood from the vulva.
- Head on one side.
- Large swellings which develop suddenly.
- The swellings contain blood or serum due to haemorrhage.
Piglets
- Uncommon but as for sow.
Weaners & Growers
- Large swellings which develop suddenly.
- The swellings contain blood or serum.
Causes / Contributing factors
- Fighting.
- Mange.
- Trauma.
Diagnosis
This is based on the clinical signs. Differentiate from an abscess, test with a needle and syringe