Palm skin is rough and hard, may be related to callus, keratosis pilaris, and focal scleroderma and other factors.
1. callus: also known as callus, is due to the palm area of the skin for a long time and repeated friction and extrusion and the formation of a kind of horny layer hyperplasia, mostly engaged in some heavy manual labor crowd.
2. Keratosis pilaris: also known as cracked tinea cruris, belongs to the tinea cruris in a more special type, and local skin infection ringworm related.
3. Focal scleroderma: also known as scleroderma, mainly manifested as localized skin swelling, followed by hardening and atrophy and other symptoms.
Because of the many factors that cause rough and hard skin, the specific situation needs to be analyzed by a doctor after an interview and then combined with laboratory results.