Bajenaru Daniela (Tazy-vet), Bucharest, Romania
Jack, metis, 5 months, adopted from a shelter and treated against Parvovirus infection.
Prinary lesions: alopecia areas on the head, no other types of lesions were observed.
Two weeks after parvovirosis episode, dermatological problem has begun to progress
Poor quality of the hair coat, the hair was thinner and dry
Symetrical hair loss on the auricular pavilions.
Progressive, partial, patchy alopecia and stubble
Wood’s lamp examination
Microscopic examination of the skin scrapings
Hair plucks (trichoscopy)
Color dilution alopecia and other fololicular dysplasias
Wood’s lamp examination- Negative
Microscopic examination of the skin scrapings- Negative
Trichoscopy- irregular distribution and clumping of melanin which distorts the hair shaft.
Fungal culture- Negative
Fig 1,2,3,4- Trichoscopy examination: large grains of melanin which distorts the hair shaft.
Skin biopsy and histopathology reveal macromelanosomes, melanin clumping and follicular dysplasia.
COLOR DILUTION ALOPECIA
There is no effective treatment for this disorder. The disease is progressive and incurable.
avoiding excessive brushing and shampooing
antimicrobial and keratinolytic products only when needed A high-quality DIET and essential fatty acids
after 6 months