A child with a pimple on the eyelid may be caused by blepharitis, acute suppurative folliculitis and other reasons. 1. blepharitis: acute purulent lesions of the eyelid glands, which can lead to localized purulent secretions and can cause localized bulging, which may be manifested in the form of pimples, usually caused by bacterial infection. 2. Acute purulent folliculitis: may be because the eye skin cleaning is not in place, there is a bacterial, fungal infection caused by hair follicle blockage, resulting in eyelid pimples on the symptoms. There may be other reasons for the child’s eyelids to grow a pimple, 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.