There is a white hole in the foot. There is no medicine for the time being. It is not painful or itchy
According to the symptoms you described, according to the pictures inspired by the symptoms you described, the soles of the feet are white and have many small holes. This symptom may be fossa keratolysis. It is a skin disease caused by Corynebacterium infection. It is mainly common in people who love sweating, especially at the bottom of their feet. Soak your feet in hot water once a night. After washing your feet, apply erythromycin ointment or 5% sulfur ointment externally. Usually pay attention to foot hygiene, change and wash shoes and socks frequently, and wear loose and breathable shoes.
Considering your situation, it may be fossa keratolysis, which is generally caused by bacterial infection. It is suggested that you can apply some erythromycin ointment appropriately, and try to wear comfortable, loose shoes and socks with good air permeability and sweat absorption every day to avoid excessive muggy feet!
In the case of such a hole in the foot, it should be considered that beriberi is caused by fungal infection, also known as tinea pedis. You can directly soak your feet with sodium bicarbonate solution, wipe it clean and apply ketoconazole ointment.