The ears are occasionally affected with an eruption, which may either be a constitutional form of eczema or parasitic mange.

In most instances the eruption is dry and scurfy, especially around the margin 'of the ear, or ears. The skin is dry. The hair falls out and there is a variable degree of irritation, which, if parasitical, usually invades other parts of the skin.

Treatment

Rub with boracic acid ointment, but in the case of long-haired cats it is better to dress with a non-greasy application. Therefore the following is suitable: R Oil of tar . . . 2 drachms.

Bismuth .... 4 „

Methylated spirit . . 4 ounces.

Castor oil ... 2 drachms.

Mix and apply daily.