Blue Comb Disease By Adam Zurfluh

Table of Contents Type of Disease Symptoms Clinical Signs Transmission Treatment Prevention

Type of Disease Scientific Name- Infectious Tenosynovitis Viral Disease Turkeys and Chickens

Symptoms Tenosynovitis - Swelling and inflammation of the sheath that surrounds certain tendons Malabsorption Syndrome - Group of symptoms such as gas, bloating, abdominal pain, and diarrhea resulting from the inability to properly absorb nutrients. Helicopter disease – Just a part of Malabsorbtion Sydrome Reovirus infection – RNA virus that targets the joints or respiratory and intestinal tissues

Clinical Signs Bluish color in the comb Affected birds lame, sit on their hocks, and are reluctant to move. Rupture of the tendon can occur in older roaster birds More than two joints are affected, the entire carcass will be condemned

Transmission Infection spreads rapidly through broiler flocks Less rapidly in caged layers Spread by respiratory and digestive tract routes The virus is shed in the feces.

Treatment There is no satisfactory treatment available Hens - tetracycline, molasses, and oyster shell therapy is helpful.

Prevention Vaccine - available for use in endemic areas or on endemic farms Teno-vaxin

The End

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