Distichiasi.
is the presence of single or multiple hairs that grow from the free margin of the eyelid.
The rub of these hairs on the cornea causing irritation with epiphora
It 's a common hereditary disease in the dog breeds most affected are: American Cocker and English, Boxer, Bulldog, retriever, Pekingese, etc. . Rarely
and 'also in cats.
It differs from that trichiasis is the presence of a hair positioned normally, but with abnormal direction.
trichiasis:
The nasal folds of trichiasis occurs in breeds with bulging eyes as the Pekingese and Shih Tzu.
Correction is achieved by surgically removing the offending hair electrodepilation or cryosurgery
the other hand, for the upper eyelids trichiasis as in the case of Cwow Cwow, Bloodhound and the Shar Pei cocher spaniel correcting the excess folds of eyelid The upper
of trichiasis is corrected by removing the nasal fold nasal fold associating with removal of the medial canthoplasty skin of the medial canthus
