This is a tumour affecting all the lymph glands throughout the body but particularly those of the intestines and lungs. The condition is very occasionally seen in the Large White where a hereditary component is thought to be involved.

Reported levels of lymphosarcoma found at slaughter are extremely low (0.002%).

Symptoms

Piglets

• N/A

Sows, Weaners & Growers

• These are usually seen in young growing pigs.
• Pale skin.
• Sometimes slightly jaundiced.
• Loss of weight.
• Pot bellied appearance - abdomen distended.
• Enlarged glands may be seen in the neck.
• Most pigs die within 4-5 months.

Causes / Contributing factors

• Unknown but thought to be associated with a virus and genetic predisposition.

Diagnosis

This is based on clinical tests confirmed by post mortem examinations.

Treatment

• None - Destroy affected pigs