SYMPTOM
Non-healing wound on nose or ears
Owners may observe non-healing wound on nose or ears in their pet.
Various conditions
This symptom can occur in multiple conditions and warrants further assessment.
Why timing matters
Early observation
Early recognition allows prompt assessment and intervention if needed.
Later presentation
Persistent or worsening signs may indicate progression requiring attention.
The significance of this symptom depends on its context, duration, and associated findings.
Conditions commonly associated
Squamous Cell Carcinoma
Persistent sores or ulcers on sun-exposed areas that fail to heal may indicate squamous cell carcinoma.
Squamous Cell Carcinoma
Squamous cell carcinoma often develops on sun-exposed areas such as the nose and ear tips, particularly in white-coated cats, beginning as superficial changes that may progress to erosive, non-healing lesions. The tissue damage from ultraviolet exposure can present as a wound-like appearance that fails to resolve over time.
Pemphigus
Pemphigus foliaceus can cause crusting, erosions, and raw areas on the nose and ears as the immune system attacks the connections between skin cells in these regions. The resulting lesions may appear wound-like and tend not to heal without addressing the underlying autoimmune process.
Atopic Dermatitis in Dogs
Atopic dermatitis can involve the ear margins and nose, where persistent scratching, rubbing, and immune-mediated inflammation may create excoriated areas that fail to heal between flare-ups. The chronic nature of the itch-scratch cycle often prevents normal tissue repair in these exposed locations.
Alabama Rot (CRGV)
Alabama rot typically begins with skin lesions on the lower limbs but can occasionally involve other areas, including the face, ears, or nose, appearing as ulceration or tissue damage that does not follow a typical healing pattern. The vascular injury underlying this condition can disrupt normal wound repair mechanisms.
When to explore further
When the symptom is persistent or worsening
When other signs are present alongside
When daily activities or quality of life are affected
When there is uncertainty about the cause
Noting when this symptom occurs, any triggers, and how it changes over time can provide useful information for veterinary discussions.
Last reviewed: 24 April 2026 · Dr Alastair Greenway MRCVS