Licence: Public Domain Mark
Credit: On the parasitic affections of the skin / by T. M'Call Anderson. Source: Wellcome Collection.
Provider: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.
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![abode upon the skin, is the Accarus Folliculorum, the insect met with in the glands amidst the sebaceous rig. 21. matter—see Fig. 21. I do not intend to refer at any length to this insect, because it does not give rise to any morbid con- dition of the glands. That it may be met with in the follicles of those who are affected with acne, is doubtless the case; but it is equally certain that it plays no part in the production of that disease. I have examined the sebaceous matter (from the glands of the nose usually) of many persons taken at random, and have detected the parasite about once in every five examin- ations. Of course, in many of those whom I examined, the acarus was probably to be met with, had I searched for it among the sebum taken from a larger number of glands ; but, as far as my own observation goes, I am not prepared to agree with those Acarus Foiiicniorum. w]10 assert that it may be detected in the sebaceous follicles of all persons. (a) Medical Times and Gazette. August 24, 1861. (b) “ Traits Pratique ties Maladies de la Peau.” Par. Alph. Devergie. Second Edition, p. 565.](https://iiif.wellcomecollection.org/image/b21955517_0162.jp2/full/800%2C/0/default.jpg)