A common misdiagnosis of ear edge dermatitis in certain dog breeds.
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“Atopy in some breeds such as Boxers and Labrador retrievers can manifest with crusty, alopecic ear edges. This is often mistaken for scabies since these dogs are pruritic and can have a positive pinnal/pedal reflex.”
-Alice M. Jeromin, DVM, DACVD
From Ear edge dermatitis: Look beyond scabies