Children with small bumps on the arm like goose bumps, may be perikeratosis, hairy red chaff rash or small spiny moss and other diseases, can be used topical medication or internal medication to improve the symptoms.
1. Keratosis pilaris: a follicular keratosis skin disease, can occur on the upper arm, the skin has a special roughness, follicular pimples, need to be treated with topical ammonium lactate lotion, salicylic acid ointment or retinoic acid ointment and other treatments.
2. Erythematous furuncle: chronic scaly keratosis, follicular papules can be seen on the arm, accompanied by local erythema and desquamation, and the treatment can be chosen from topical retinoic acid ointment, carbotriol ointment or glucocorticosteroid such as dianabed ointment, etc.; oral avitaminosis can be taken if necessary.
3. Small spiny moss: may be related to the lack of vitamin A, can be seen at the top of the follicular pimples with filamentous keratinous spicules, can be used externally with mild keratolytic agents such as Vitamin A acid ointment, urea ointment and other treatments; the internal use of vitamin A can also be effective.
When small bumps appear on the arm, it is recommended to consult a doctor in time and follow the doctor’s instructions for targeted treatment.