Dry ringworm usually refers to dry seborrheic dermatitis that appears on people’s faces. Some people may also refer to dry eczema that appears on other parts of the body or local dry skin symptoms due to chronic fungal infections, which are figuratively called dry ringworm because of their dry appearance and certain scaling, but this designation is only in Chinese medicine or in folklore. Dry ringworm should be treated in different situations. Dry seborrheic dermatitis of the face is mostly caused by the patient’s own high sebum secretion, combined with local allergies and bad habits, etc., resulting in an increase in local sebum overflow along with some dryness; dry eczema may be due to dry, scaly skin or even skin hypertrophy due to recurrent eczema; dry skin lesions accompanied by fungal infection may be due to long-term recurrent ringworm The dry lesions may be accompanied by fungal infections, which may be caused by recurrent attacks of ringworm.