Chicken skin often refers to perifollicular keratosis, and its difference with folliculitis lies in the etiology, manifestation and treatment.
1. Etiology: the etiology of perifollicular keratosis is not clear, may be related to autosomal dominant inheritance, vitamin A deficiency, metabolic disorders. Folliculitis is mainly caused by staphylococcus, streptococcus and other infections, but also associated with high temperature, excessive sweating and other factors.
2.Performance:
(1) Perifollicular keratosis: the main manifestation is the special roughness of the skin in the affected area, and the lesions are often follicular papules of the size of a needle tip or a grain of corn, which are not fused. Often no self-conscious symptoms, sometimes there can be a slight itching.
(2) Folliculitis: often manifested as red follicular papules, and then pustules can appear in the center, surrounded by a red halo. The pustules may appear in the center of the follicles and be surrounded by a reddish halo. The pustules may break and dry up to form yellow scabs, which usually do not leave any scar after falling off.
3.Treatment:
(1) perifollicular keratosis: generally no treatment is needed. Some of them can be treated with drugs such as topical retinoic acid ointment or oral vitamin A.
(2) folliculitis: external drug treatment commonly used ichthyol, iodine tincture. Systemic treatment commonly used penicillin, ceftazidime and so on.
The use of specific drugs should be under the guidance of a doctor.