Equine Arachnids

Question 1

Chorioptes bovis-Common Name

Answer 1

Chorioptic mange mite, foot mange, leg mange, itchy heel

Question 2

Chorioptes bovis-Hosts

Answer 2

Equine, ruminants

Question 3

Chorioptes bovis-Identification

Answer 3

Feed on skin but do not pierce, females with suckers on leg pairs 1, 2, 4, males have suckers on leg pairs 1-4 pair 4 is rudimentary

Question 4

Chorioptes bovis-Life Cycle

Answer 4

ELNA.

Eggs, larvae and nymphs mature to adults in 10d.

Question 5

Chorioptes bovis-Site of Infection

Answer 5

Distal parts of limbs

Question 6

Chorioptes bovis-Pathogenesis and Lesions

Answer 6

Crusty lesions with thickened skin on distal parts of limbs

Question 7

Chorioptes bovis-Clinical Signs

Answer 7

Movement of mites can cause irritation

Question 8

Chorioptes bovis-Diagnosis

Answer 8

Skin scraping for mite

Question 9

Chorioptes bovis-Treatment and Prevention

Answer 9

MCL