This section is from the book "The Home Hand-Book of Domestic Hygiene and Rational Medicine. Volume 2.", by J. H. Kellogg, M.D.. Also available from Amazon: The Home Hand-Book of Domestic Hygiene and Rational Medicine, Volume 2.
The external end of the canal is sometimes subject to inflammation in consequence of the growth of vegetable parasites of the nature of mold. The most common is some variety of the aspergillius The principal symptoms are pain, dizziness, impairment of hearing, and a discharge from the ear.
The same treatment should be employed as has been recommended for the preceding disease. The persistent use of hot water will thoroughly destroy the parasites, but the discharge will still continue, in some cases, requiring the treatment recommended for discharge from the ear.