TL;DR: Feline inflammatory polyps are non-cancerous ear growths that require veterinary attention within 24 to 48 hours to prevent pain and secondary infections. Seek immediate urgent care if your cat shows neurological signs like stumbling or a severe head tilt.
What is a feline inflammatory polyp and how does it affect my cat?
An inflammatory polyp is a non-cancerous, fleshy growth that typically originates from the lining of the middle ear or the Eustachian tube. In many cases, these growths can enlarge and push through the eardrum, becoming visible as a pink or red mass within the external ear canal. While they are not malignant tumors, they can cause chronic irritation, discharge, and persistent ear infections that do not resolve with standard topical treatments.
Is a feline inflammatory polyp considered a veterinary emergency?
- The urgency level for a visible ear polyp is categorized as Medium.
- While rarely an immediate life-threatening emergency, polyps cause significant discomfort and can lead to inner ear infections.
- You should aim to have your cat evaluated by a veterinarian within 24 to 48 hours.
- Contact an urgent care facility sooner if your cat exhibits a severe head tilt, stumbling, or aggressive pawing at the ear.
How does sending a photo of my cat's ear help with the triage process?
- A high-quality photo helps the veterinary team differentiate between polyps and other conditions like tumors or hematomas.
- The image allows the triage nurse or veterinarian to assess the mass's appearance before your arrival.
- Visual information helps the team estimate your cat's pain level and prioritize care.
- It ensures the clinic is prepared with the correct diagnostic equipment, such as an otoscope or specific sedation protocols, for your visit.
Clinical Context (Merck Veterinary Manual)
Nasopharyngeal polyps are benign, smooth, pink, fleshy, pedunculated, inflammatory growths of connective tissue found in the external ear canals of young cats, originating from the mucosa lining of the tympanic bulla, pharyngeal mucosa, or auditory tube. These polyps may be congenital or result from chronic bacterial otitis media, commonly found in cats with upper respiratory diseases. Diagnosis involves sedation and deep otoscopic examination, potentially requiring flushing and suctioning of purulent discharge from the bulla for visualization; radiography, CT, or MRI may be helpful if otoscopic visualization is limited. Surgical removal, often involving bulla osteotomy to ensure complete removal of the polyp and its stalk, is curative; incomplete removal can lead to regrowth in 15-50% of cases, which may be retarded by topical steroids in the bulla for 30-45 days, along with systemic antibiotics to address bacterial otitis media.
Chapter: Otolaryngology, Infectious Disease
Source: The Merck Veterinary Manual, 11th Edition (Page 535)