File:Photographic atlas of the diseases of the skin; a series of ninety-six plates, comprising nearly two hundred illustrations, with descriptive text, and a treatise on cutaneous therapeutics (1905) (14780458911).jpg

Identifier: photographicatla01foxguoft (find matches)
Title: Photographic atlas of the diseases of the skin; a series of ninety-six plates, comprising nearly two hundred illustrations, with descriptive text, and a treatise on cutaneous therapeutics
Year: 1905 (1900s)
Authors: Fox, George Henry, 1846-1937
Subjects: Dermatology
Publisher: Philadelphia Lippincott
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: University of Toronto

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Text Appearing Before Image:
ngement. It occurs often duringpregnancy and in connexion with uterine derangement, but not withsufficient frequency to warrant the use of the name chloasmauterinum which was formerly in vogue. It is sometimes difficult to distinguish the affeftion fromvitiligo which is due to an opposite condition, viz.. a loss of normalpigmentation. The skin surrounding patches of vitiligo is alwaysdarker tiian normal, and on the face this affeftion may look verymuch like chloasma. On the other hand, the normal skin surround-ing a patch of chloasma is apt to look white by comparison andthus suggest vitiligo. It has been claimed that in the latter affec?tionit is the pigmented skin, while in the former it is the white ornormal skin, which shows a concave border, the abnormal patchhaving always a convex margin. This rule applies generally, butthe accompanying illustration furnishes an exception to it, as thepigmented skin has a concave border and there was certainly novitiligo in this case. PLATE VII.
Text Appearing After Image:
k. X >Pyright, 1900, by G. H. Fc CHLOASMA. PLATE VIII.CHROMOPHYTOSIS GUTTATA CHROMOPHYTOSIS GUTTATA Chromophytosis is a parasitic disease which may be regardedas being upon rather than in the skin, inasmuch as only the externallayer of epidermic cells is afleded by the growth of the fungus. Theupper portion of the trunk is its ordinary seat. It is rarely, if ever,seen upon the face, and only in severe cases does the eruption extenddown the abdomen to the pubic region. The eruption begins in the form of minute yellowish spots,which gradually increase in size and number. By their coalescencenumerous guttate or irregular patches are formed. These macularlesions are of a light yellowish brown color and may be very slightlyelevated above the surface of the skin. When scratched by the finger-nail a moderate degree of scaliness or roughness of the epidermis isproduced. A mild pruritus is sometimes present, but usually there isno subjeftive sensation, and in patients who bathe rarely the e

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