Baby scalp has a soybean size hard lump may be the cause of folliculitis, sebaceous cysts.
1. folliculitis: folliculitis for the entire hair follicle bacterial infection occurs purulent inflammation, the initial red papules, gradually evolved into papular pustules, isolated scattered, conscious mild pain, in adults mainly in the hairy parts of the head in the pediatrics are good.
2. sebaceous cysts: sebaceous cysts are mainly due to sebaceous gland excretory duct obstruction, sebaceous gland cystic epithelium by the gradual increase in the contents of the expansion of the formation of retention cysts, preferably in the head, can be manifested as the size of the soybean pimple.
The baby scalp has a soybean-sized hard lump, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.