Lectures on acne, acne rosacea, lichen and prurigo / by Tom Robinson, Physician to St. John's Hospital for Skin Diseases.
- Robinson, Tom
- Date:
- 1884
Licence: Public Domain Mark
Credit: Lectures on acne, acne rosacea, lichen and prurigo / by Tom Robinson, Physician to St. John's Hospital for Skin Diseases. Source: Wellcome Collection.
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!['j'lie interior of tlie gland lobules isoccujned by an amorphous mass of fatty matter, ami the debris of numerous cells. The development of the sebaceous glands commence at the third month in man. By remembeiing tliis fact we ai‘e enabled to giusp the reason that some cbikb'en are born with a bard inelastic skin, which constitutes the disease known as Ichthyosis, which is always congenital, and always incurable; because this gland formation is abolished by an intlamma- tioo of the skin, which attacks the foetus in utero. The function of the sebaceous secretion is to give to the hairs an oleaginous food, and to make the skin supple, and also for the pur- pose of protecting it from external irritation. We see this well exemplified in coal ])orters and others; the constant contact of dust irritates the sebaceous follicles, and their secretion is increased in quantity to such an extent tluit the faces of these men are (piite greasy. The hail- sac and the sebaceous gland form together a most Ingenious contrivance ; but fike so many other ingenious contrivances](https://iiif.wellcomecollection.org/image/b29012909_0016.jp2/full/800%2C/0/default.jpg)
