TL;DR: A bleeding eyelid growth is usually a benign tumor, but you should see a vet within 48-72 hours to prevent eye damage. If your dog is squinting or the eye looks cloudy, seek care more urgently to rule out a corneal ulcer.
What are common causes of a bleeding growth on my dog's eyelid?
A wart-like growth on a dog's eyelid is most commonly a Meibomian gland tumor (a benign sebaceous gland growth) or a viral papilloma. While these are often non-cancerous, they can become inflamed or ulcerated, leading to the bleeding you are seeing. Because the growth is on the eyelid, it can rub against the surface of the eye (the cornea), causing further irritation or even secondary injury.
Is a bleeding eyelid growth on my dog considered a veterinary emergency?
- The urgency level for a bleeding eyelid growth is generally low, as these growths typically do not pose an immediate threat to your dog's life.
- You should schedule a non-emergency appointment with your veterinarian within the next 48 to 72 hours.
- The urgency increases to moderate if your dog is squinting, pawing at the eye excessively, or if the eyeball itself looks cloudy or red, as these may be signs of a corneal ulcer.
How does providing a photo of my dog's eyelid growth help with triage?
- A high-quality photo allows the vet to assess the growth's characteristics, such as its attachment point and proximity to the eye surface, before your dog potentially rubs it further.
- It serves as a baseline to track if the growth is enlarging rapidly or changing shape between the time you noticed it and your scheduled appointment.
Clinical Context (Merck Veterinary Manual)
Wart-like growths on a dog's eyelid may be benign exophytic proliferations of squamous epithelium. Occasionally, these growths may bleed and become infected, particularly if the dog bites at them. Lid masses in dogs are mostly adenomas; however, orbital neoplasms can cause conjunctival and eyelid swelling. Because a high percentage of orbital neoplasms are malignant, determining the neoplasm type histologically and assessing the mass extent via physical examination, skull radiographs, CT, MRI, and ultrasonography is warranted prior to treatment.
Chapter: Dermatology
Source: The Merck Veterinary Manual, 11th Edition (Page 366)
