TL;DR: Most skin tags on a dog's eyelid are benign, slow-growing tumors that are rarely emergencies, but you should consult a vet if the growth irritates the eye or causes squinting.
What are the most common types of skin tags and growths found on a dog's eyelid?
Finding a new growth on your dog's eyelid can be alarming, but these are very common, especially in aging dogs. Most often, these bumps are either simple skin tags (acrochordons) or meibomian gland tumors. While the word 'tumor' sounds scary, these are typically benign (non-cancerous) growths originating from the oil-producing glands of the eyelid. They are usually slow-growing and localized to the eyelid margin.
Is a skin tag on my dog's eyelid considered a veterinary emergency?
- Urgency Level: Low. In the vast majority of cases, a skin tag on the eyelid is not an emergency and does not require an after-hours clinic.
- Emergency Symptoms: Seek immediate care if the growth has suddenly ruptured, is bleeding profusely, or if your dog is keeping the eye clamped shut due to pain.
- Routine Care: Schedule an appointment if the growth rubs against the eye, causing redness, discharge, or squinting, to prevent corneal ulcers.
Why is taking a photo of my dog's eyelid growth so important for triage?
- A high-quality, focused photograph helps veterinarians differentiate between various types of growths that look similar.
- Photos allow professionals to determine the growth's location and size relative to the eye.
- Visuals help assess whether the growth is likely to cause immediate irritation to the cornea or if it can wait for a routine visit.
- Providing a clear photo ensures your dog receives the most accurate advice as quickly as possible.
Clinical Context (Merck Veterinary Manual)
Acrochordons, also known as cutaneous tags, soft fibromas, or fibrovascular papillomas, are benign skin lesions common in older dogs and can develop in any breed, although larger breeds may be at increased risk. These lesions often appear as pedunculated exophytic growths, frequently covered by a verrucous epidermal surface, and may be single or multiple. While treatment is optional, biopsy is recommended to confirm diagnosis, and they are amenable to excision, electrosurgery, and cryosurgery; however, dogs that develop one acrochordon are prone to developing others.
Chapter: Ophthalmology, Dermatology
Source: The Merck Veterinary Manual, 11th Edition (Page 490)