Otis externa and other conditions will usually respond well to prompt, professional treatment.

By Tom Ewing

When functioning properly, feline ears are amazingly acute sensory organs — much more effective, for sure, than human ears. Thanks to their ultrasensitivity, a cat’s ears can capture frequencies as high as 60 kilohertz. By comparison, the upper end of the human auditory range is typically between 16 and 20 kilohertz.

If your cat frequently scratches her ears with great intensity, you should get some professional advice.

A lot can go wrong with a cat’s ears, however, due to a variety of congenital or acquired conditions, with deafness among the potential consequences. …

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