Tinea manuum is a dermatophyte infection of the palms and between the fingers, which can spread to the back of the hands. Tinea manuum is similar to tinea pedis, but there are also differences. For example, the incidence of tinea manuum is lower than that of tinea pedis, and complications are rare. Tinea pedis is mostly bilateral, while tinea manuum is more common on one side. Even if both sides are affected, the severity varies. Squamous keratinization is more common, and erosion and exudation are rare. In addition, due to frequent washing and treatment of the hands, the skin lesions are atypical, and the positive rate of bacterial examination is relatively low. Traditional Chinese medicine goose palm wind belongs to the category of tinea manuum. "The Authentic Surgery" records: Goose palm wind is caused by the heat of the Stomach Meridian of Foot Yangming, dry blood, and external cold, which causes the skin to dry and crack.