Sores on the top of the head are considered to be caused by folliculitis, boils and ringworm of the head.
1. Folliculitis: It is a bacterial infectious skin disease involving hair follicles and their surrounding tissues, which may appear as papular nodules and pustules on the skin, surrounded by redness and accompanied by varying degrees of itchiness and other discomforts.
2. Boils: Boils are suppurative inflammation of the hair follicles and deep surrounding tissues of the hair follicles, most of which are related to Staphylococcus aureus infections, and are mainly manifested as one or more red hemispherical painful nodules with pus in the center of the nodule.
3. ringworm of the head: ringworm of the head is a skin disease caused by dermatophyte infection of the scalp, there is a type of ringworm of the head called pityriasis versicolor, the beginning of a dense inflammatory follicular papules and small pustules, with the development of the disease will appear inflammatory lumps, touching will also have a sense of fluctuation.
Sores on the top of the head may also have other causes, it is recommended to go to the hospital in a timely manner, to clarify the cause of the disease, under the guidance of the doctor targeted treatment.