What Causes Small White Bumps on the Hands?

May 19, 2022 Source: Cainiu Health
Disease description:

I have developed numerous small white bumps on my hands, and they are extremely itchy. I would like to know: what could be causing these small white bumps on my hands?

Doctor's answer (1)
Dr. Liu Wan
Small white bumps on the hands may result from an allergic reaction. Exposure to allergens—such as animal dander, chemical substances, or pollen—can irritate the skin, leading to the appearance of small white bumps on the hands. A fungal infection causing tinea manuum (hand fungus) is also a possible cause. Additionally, flat warts can manifest as small white bumps on the hands. For an accurate diagnosis, it is recommended to consult a qualified healthcare provider at a reputable medical institution.