Department of Dermatology, Dermatology Hospital, Chinese Academy of Medical Sciences
Wang Yan
(Deputy Chief Physician) Review
Department of Dermatology, Dermatology Hospital, Chinese Academy of Medical Sciences
Hand and foot chaps refer to dry and cracked skin of hands and feet caused by various reasons, accompanied by pain, which can affect daily life and work in serious cases.This disease is not only someskin diseaseIt is also an independent skin disease.
The cuticle is thick, especially in the palms and soles, which is easy to crack. The palms and soles have no hair follicles and sebaceous glands. When the temperature and humidity are low in winter, the skin lacking sebum protection is easy to crack;In addition, the elderlyIchthyosisWith keratosis and other conditions, it is easy to cause dry skin, thicker cuticle, and is more prone to disease under the influence of some external factors.
2. External causes
When hands and feet are exposed, their hands are often exposed to various substances, such as dryness, friction, trauma, and are prone to infection caused by acid, alkali, organic solvent lipolysis, as well as fungal and bacterial invasion.In life and labor, the pulling of local actions is prone to skin chaps.
clinical manifestation
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Hand and foot chaps usually occur in autumn and winter.The rash is distributed in the areas where the cuticle is thickened or often rubbed, such as the flexor side of the finger, the palm, the heel, and the lateral side of the foot. Its clinical manifestations are cracks of varying depth and length along the dermatoglyphics. The skin lesions can be free from any mild tingling or moderate tenderness, even burning pain, accompanied by bleeding.
diagnosis
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According to the clinical characteristics of the skin lesions, it can be diagnosed. If necessary, mycological examination, bacterial culture and patch test should be carried out.
differential diagnosis
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This disease needs to be related to hands and feeteczema, palmoplantar keratosis, handTinea pedisandIchthyosisPhase identification.
treatment
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If the disease is properly protected in winter, it can be cured.Once the crack forms, treatment is difficult.
1. Keep the skin of hands and feet clean and dry, use grease for protection when going out in winter, and strengthen warmth preservation;
3. External application of 1% allantoin cream can remove cutin, stimulate epithelial hyperplasia, and relieve or relieve pain;
4. For external use, Yucrack plaster, glycerin liniment, 15% urea ointment, etc.If the chap is bleeding or burning, it is advisable to soak the affected part with hot water to moisturize the skin, use a blade to thin the thick cutin, and then use external medicine.
