Identifier: readyreference00jack (find matches)
Title: The ready reference handbook of diseases of the skin
Year: 1908 (1900s)
Authors: Jackson, George Thomas, 1852- (from old catalog)
Subjects: Skin
Publisher: New York and Philadelphia, Lea & Febiger
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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taneously, ulcerate, formcysts, or undergo hyaline, colloid, or fatty degeneration.While usually benign, they may become malignant. Theytend to relapse after extirpation. The sebaceous form is encountered most often on theface, about the nose and mouth ; less frequently upon thescalp, but may occur anywhere. While usually symmet-rical in distribution it may be unilateral. The lesions arerounded papules varying from a pins point to a split peain size. The color of these adenomata varies from paleyellow to red, when they will have fine telangiectases overthem. They occur most often in women, and in earlylife, are generally multiple, often with an uneven surface,and seated deep in the skin. Once having appeared theydo not tend to change, though a few may undergo invo-lution and leave atrophic scars. The patients usually havecoarse skins, often are mentally deficient, and also fre-quently present nsevi, fibromata, and other defects scat-tered about the trunk and limbs. They seem to belong
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Adenoma Sebaceum. (Pizzoli.) AINHUM. 93 rather to the class of nsevus than true adenomata. Pol-litzer has cured one case of the sebaceous variety bymeans of multiple scarifications. Crocker advises elec-trolysis. The sudoriferous variety occurs upon the head, neck,and extremities as dirty grayish-white tumors, sometimesin groups, with uneven, often knobby surface. Whenthey develop from the coil they are called adenoma sudo-riparum or spiradenoma; when from the duct, syringa-denoma. They are rare lesions of the skin, difficult ofdiagnosis, and require extirpation or total destruction fortheir cure. Most cases formerly described under thisheading are now regarded as cases of multiple benign cysticepithelioma, which see. Ainhum is a disease most frequently seen in the negrorace, though a number of cases have been reported fromIndia. It is seen in men more often than women, andseveral members of the same family have been known tobe affected by it. The little toe of one or both feet isthe

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