48. Congenital skin diseases in dogs and cats. Principles of treatment strategies of skin disorders Flashcards
congenital skin diseases
alopecia
congenital pigmentation defect
abnormalities of structural integrity
6 types of alopecia
generalised
hypotrichosis
black hair follicle dysplasia
colour mutant alopecia
pattern alopecia
melanoderma & alopecia of yorkies
breeds predisposed to pathological alopecia
belgian shepherd
whippet
beagle
basset hound
bichon frise
what breeds are most sensitive to hypotrichosis
cats - siamese, devon rex
which breeds are predisposed to black hair follicle dysplasia
bearded collie
dachshund
papillon
basset hound
clinical signs of black hair follicle dysplasia
from 4 weeks
hair falls out
no new hair growth
scaling of skin
another name for colour mutant alopecia
blue dobermann syndrome
blue dog disease
breeds predisposed to colour mutant alopecia
red & beiger dobermann
fawn irish setter
clinical signs of colour mutant alopecia
occur from 1-3 weeks
moth eaten alopecia on back
scaling of skin
papule formation
diagnosis of colour mutant alopecia
skin biopsy
cystic follicles on keratin
breeds predisposed to pattern alopecia
dachshund
clinical signs of pattern alopecia
bilateral alopecia of pinnae in males
ventral alopecia in females
treatment of pattern alopecia
no response
clinical signs of melanoderma & alopecia of yorkies
6months - 3 yrs
on nose and legs
3 congenital pigmentation defects
hereditary vitiligo
canine cyclic haematopoiesis
tyrosinase deficiency in chow chows
breeds predisposed to tyrosinase deficiency in chow chows
puppies
cause of tyrosinase deficiency in chow chows
impaired synthesis of melanin
clinical signs of tyrosinase deficiency in chow chows
pink tongue
hair shafts turn white (recover spontaneously)
clinical signs of canine cyclic haematopoiesis
6-12 weeks
non regenerative anaemia
lymphadenopathy
arthralgia
pyrexia
diarrhoea