Skin

The external protective membranous covering of the body. Also the chief organ of touch. It is composed of three layers, the epidermis, or scarf-skin, the cutis (derma), or true skin, and the rete mucosum, which gives the color to the skin. S.bone, an o ification of the skin. S. -bound, affected with sclerema, q. v. See also Scleroderma . S., Bronzed. See Add is on's Disease . S. -disease, a disease of the cutaneous surface. A cla ification of skin-diseases is appended. S., Fish. See Ichthyosis . S., Glo y, a neurotic dermatosis in which the skin becomes smooth and glo y. S., Goldbeaters', a thin, tenacious sheet from the cecum of cattle, occasionally used as a surgical dre ing. S., Goose. See Cutis an serin a. S. -graft, a graft, q. v. S. -grafting, the application of minute pieces of the outer layers of healthy skin to a granulating surface for the purpose of hastening its cicatrization. See Dermatoplasty . S., Pompholyx Bullae and vesicles. Herpes zoster,. Grouped vesicles. facial is, " " pro genital is " " Pemphigus, Bullae. Hydroa, Grouped bullae. Impetigo her pet i form is " pustules. Psoriasis Scaly crusts on red base. Ptynasis rubra, Diffuse scales. redne with large rose a Patches, with fine scales. rubra pilar is Papules, " Lichen ruber, " acuminate. Planus " flat. scrofulosus, " minute, convex. pilar is " follicular. Conglomerate pustular folliculi- Pustules en plaques, aeeretis, Dermatitis, Purpura, gated. Multiform lesions. Cla III.— Hemorrhagic- Hemorrhages. Blood-extravasation. Cla IV. Hypertrophic— Hypertrophies. Parts Affected. Ichthyosis, Epidermis and papillae. Keratosis pilar is, Hair-follicles. Verruca Epidermis and papillae. Clavus, " " " Cornu cutaneum, " " " Cal los it as, Epidermis. Tylosis " Scleroderma Corium. Sclerema neon a to rum, CEdema " Elephantiasis, Lentigo, Chloasma A cant hos is nigricans, " " The whole skin. Pigment. " " with papilla! Nsevus pig mentos us Section Perpendicularly Through the Healthy Skin. a. Epidermis, or scarfskin. b. Retemucosiitn,Qr rete malpighii. c. Papillary layer, d. Derma, corium, or true skin. e. Panniculus adiposus, or fatty ti ue, f, g, h. Sweat-gland and duct, i, k. Hair, with its follicle and papilla. Sebaceous gland. Piebald. See Vitiligo . S.-planting. Same as S.grafting. S., Scale. See Icthyosis. S. -transplantation, -transportation. Same as Dermatoplasty. SKIN-DISEASES, CROCKER'S CLASSIFICATION OF. Cla I.— Hyperemia— Congestions. Most Prominent Primary Lesion.