Chicken skin is generally referred to as perifollicular keratosis, and the symptoms are mainly characterized by small skin-colored or reddish pimples with a chicken skin-like appearance. Keratosis pilaris is a chronic follicular keratosis pilaris, the cause of which is mainly related to genetics, vitamin deficiency, metabolic disorders and other factors. The patient’s symptoms are mainly characterized by small normal-skinned or reddish papules with a chicken-skin appearance, and the lesion area will have a special roughness. Some patients with erythema may also develop hyperpigmentation after inflammation. Patients can use topical medications such as salicylic acid ointment and urea cream as prescribed by the doctor, which can dissolve the keratin and relieve the condition. Keratosis pilaris is usually chronic and usually incurable, but can be relieved with aggressive treatment. If the patient has the above symptoms, it is considered to be related to keratosis pilaris, and it is recommended to go to the hospital for treatment.