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January 1978

Lesions Caused by Canine Ear Mites

Author Affiliations

San Francisco

Arch Dermatol. 1978;114(1):130. doi:10.1001/archderm.1978.01640130088041

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To the Editor.—  A case that appears to be noteworthy in that it is nearly unheard of for pet owners to complain of lesions when ear mites are found in their dogs' ears is reported here.

Report of a Case.—  A diagnosis-defying eruption appeared in a 28-year-old woman. The patient began to develop intensely pruritic, excoriated papules that began on the torso and spread to involve the extremities. The morphologic characteristics of these lesions were suggestive of scabies, but microscopic scrapings were negative for Sarcoptes scabiei. The patient's husband was unaffected. Hypersensitivity to sand flea bites was considered, which is a common problem in the San Francisco Bay area, but the clinical picture did not seem consistent with that diagnosis. Finally, the dilemma was solved by a visit to a veterinarian. The patient had recently acquired a cocker spaniel puppy, and results of a microscopic examination of the puppy's cerumen

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