Canis ISSN: 2398-2942
Ectopic cilia
Contributor(s): Paul Gerding
Introduction
- Cause: adventitious hairs emerge through the palpebral conjunctiva to impinge on the cornea.
- Signs: usually occurs in the 12 o'clock position of the upper eyelid. Produces serous discharge.
- Always pain and blepharospasm.
- Diagnosis: clinical signs.
- Treatment: surgery.
- Prognosis: good.
Pathogenesis
Etiology
- Congenital.
- Onset in juvenile or middle age.
- Not breed related.
Pathophysiology
- Variation on distichiasis Distichiasis in which an adventitious hair arises from within, or adjacent to, the Meibomian glands. This hair emerges through the palpebral conjunctiva (inner surface of the eyelid)
.
- Corneal irritation → superficial keratitis Keratitis → corneal ulceration Ulcerative keratitis.
- Cilia arising from the tarsal glands and emerging through the palpebral conjunctiva.
Timecourse
- Unpredictable per emergence through conjunctiva.
Diagnosis
This article is available in full to registered subscribers
Sign up now to purchase a 30 day trial, or
Login
Treatment
This article is available in full to registered subscribers
Sign up now to purchase a 30 day trial, or
Login
Outcomes
This article is available in full to registered subscribers
Sign up now to purchase a 30 day trial, or
Login
Further Reading
Publications
Refereed papers
- Recent references from PubMed and VetMedResource.
- Barnett K C (1988) Inherited eye disease in the dog and cat. JSAP 29 (7), 462-475 VetMedResource.
- Gwin R M, Gelatt K N & Peiffer R I (1976) Enophthalmia and entropion associated with an ectopic cilium of the upper eyelid in a dog. Vet Med Small Animal Clin 71 (8), 1098-9 PubMed.