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See also:CHILBLAINS (or KisE; Erythema pernio) , a mild See also:form of See also:frostbite, affecting the fingers or toes and other parts, and causing a painful inflammatory swelling, with redness and itching of the affected See also:part . The See also:chief points to be noticed in its See also:aetiology are (1) that the lesions occur in the extremities of the circulation, and (2) that they are usually started by rapid changes from See also:heat to See also:cold or See also:vice versa . The treatment is both See also:general and See also:local . In the general treatment, if a See also:history of blanching fingers (fingers or hands going " dead ") can be obtained, the See also:chilblains may be regarded as mild cases of Raynaud's disease, and these improve markedly under a course of nitrites . Cardiac tonics are often helpful, especially in those cases where there is some attendant See also:lesion of the See also:heart . But the See also:majority of cases improve wonderfully on a See also:good course of a See also:calcium See also:salt, e.g. calcium lactate or chloride; fifteen grains three times a See also:day will See also:answer in most cases . The patient should See also:wash in soft tepid See also:water, and avoid extremes of heat and cold . In the local treatment, two drugs are of See also:great value in the See also:early congestive See also:stage—ichthyol and See also:formalin . Ichthyol, 10 to 20% in lanoline spread on See also:linen and worn at See also:night, often dispels an attack at the beginning . Formalin is equally efficacious, but requires more skill in its use . It can be used as an ointment, 10 to 5o % fordelicate skins, stronger for coarser skins . It should be replaced occasionally by lanoline . If the stage of ulceration has been reached, a See also:paste made from the following See also:prescription, spread thickly on linen and frequently changed, soon See also:cures:—Hydrarg. ammoniat. gr. v., ichthyol See also:Ili,x, pulveris zinci oxidi 3 iv, See also:vaseline ss . |
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