Lumpy Skin Disease
Kavita Jaidiya and Chitra Jaidiya
Rajuvas, Bikaner
Defination- Lumpy skin diseadse is a contagious viral disease of domestic cattle and buffaloes, characterized by high fever, eruption of nodules on whole body, swelling of joints.
- * This disease was first recorded in 1929 in Zambia.
- *This disease is not zonootic means it is not transmitted from animal to
Etiology- It is caused by capripox virus, Which is double stranded DNA virus, it is belong to poxviridae family.
*This virus is antigenically similar to sheep pox virus.
Transmision- It is transmitted through-
- Vectors like mosquito, ticks, stable flys ( stomoxys calcitrans)
- Contact with saliva, nasal discharge, ocular discharge, semen
- This virus is host specific causes natural infection in cattle and buffaoes.
Morbidity rate -10-20%
Mortality rate- 1- 5 %
Clinical signs-
Incubation period- 4- 7 days
- High fever
- Hyperlacrimation
- HYpersalivation
- Nodules formed in whole body, nodules are well circumscribed, painful and slightly raised and they involve the entire cutis and mucosa of GIT, Respiratory and Genital
- Nodules may be developed on muzzles and within nasal and buccal mucous
- Skin nosules contain a firm creamy –gray or yellowish mass of
- Regional lymph nodes are swellon
- Oedema developed in the udder, brisket region and legs.
- Seconday bacterial infection causes extensive suppuration and sloughing as a results, animal may become extremely
- Lameness and due to seconday bacterial infection Mastitis also occur.
- Greatest economical losses due to–
Reduce milk yield
Reduce hide value
Diagnosis-
-By history and clinical sign
-Histopathology
-PCR
-Virus isolation
Differential Diagnosis-
Pseudolumpy skin disease- It is caused by bovine herpies virus.
In this disease nodules confined to teats and udder.
Treatment
There is not specific treatment of Lumpy virus infection
Antibiotic controls the secondary bacterial infection , symptomatic and supportive treatment is may be effective.
Prevention and control-
- 1) Attenuted virus vaccine is effective to control the disease.
- 2) Separate the affected animal to healthy animal
- 3) Proper carcass disposal should be done
- 4) Proper hygeine should be maintained
- 5)Colntrol ticks , mosquitos, fly .
