Plantar exfoliation usually refers to the phenomenon that the skin on the bottom of the foot is damaged and the outer epidermis is separated from the inner skin and gradually peels off. The causes of peeling are diverse and may be related to various aspects such as disease factors, drug stimulation and environmental factors: I. Own factors: 1. Single diet: Some patients may have plantar peeling due to a single diet structure, resulting in a lack of vitamin A or B. 2. Excessive cuticle thickness: The patient’s plantar cuticle is too thick and not cleaned in time, which can lead to excessive dryness of the foot skin and the appearance of plantar peeling and cracking . Second, trauma factors: 1, burns: the patient’s feet in contact with high-temperature objects, resulting in foot skin burns, thus causing plantar peeling; 2, abrasions: if the patient’s soles are rubbed by hard objects, resulting in skin abrasions, the soles of the feet will also appear peeling symptoms. Third, environmental factors: 1, seasonal changes: if the patient’s plantar peeling symptoms occur in the alternation of seasons, considered due to climate change, caused by dry air; 2, chemical stimulation: some patients long-term exposure to irritating or corrosive chemicals, such as strong acids, strong alkalis, etc. stimulate the plantar skin, can cause plantar peeling. Fourth, drug factors: patients in the use of antibiotics, chemotherapy drugs, antiviral drugs, as well as the application of topical vitamin A acid ointment, terbinafine hydrochloride cream, etc., resulting in skin irritation reaction, may lead to the occurrence of plantar skin, the situation has individual differences, it is recommended that patients go to the hospital, by professional doctors to clarify the cause of the disease. V. Disease factors: 1. Infectious skin diseases: For example, tinea pedis, where pinpoint-sized blisters appear on the patient’s feet, which can form erosions, and the blisters dry up and become flaky and flaky, along with itchy symptoms. In addition, patients with syphilis infection that has progressed to stage II will develop a blotchy rash on the foot, causing the sole to peel. 2. Other skin diseases: If a patient has foot allergies, this can lead to peeling on the bottom of the foot. Blistering dermatoses such as sweat blisters are prone to occur on the feet, and patients will experience burning and itching sensations, and when the blisters dry up, peeling occurs. Patients with keratosis pilaris and palmoplantar keratosis will experience peeling and flaking on the soles of the feet. When suffering from psoriasis, the patient’s soles peel and are accompanied by silvery silvery-white scales; 3. Systemic diseases: such as Kawasaki disease, commonly found in pediatric patients, will appear in the late stages of the disease with plantar peeling. In addition, diabetic patients will have foot chafing and peeling symptoms due to peripheral circulation problems.