Problem analysis: Hello, the symptom you mentioned is beriberi, keratotic beriberi: it occurs in the heel. The main manifestations are thick and dry skin, keratinization, desquamation, itching and easy chapping. This type has no blister and suppuration, and the course of disease is slow, and it will not heal for many years.

Suggestion: Treatment: topical Dakening ointment and oral vitamin B. If the chapped skin is obvious, you can dilute Pi Kang Sheng solution with warm water and soak it for 15-20 minutes each time to soften the cutin. If the chapped skin is obvious, you can soak it in warm water every time, then apply ointment locally, then wrap it with plastic film, bandage it, remove it after 24 ~ 48 hours, and then use antifungal drugs. I wish you the best of health!