There is a white spot on the fingertip that hurts when pressed may be caused by folliculitis, mosquito bites, inguinitis, the patient should consult a doctor in time to clarify the cause of the disease. 1. Folliculitis: If the white spots on the fingertips hurt when pressed are on the back of the hand, and localized swelling, it should be considered an inflammation of the hair follicles, can be used externally fusidic acid, clindamycin for treatment. 2. Mosquito bites: mosquito bites can also cause one or more painful white spots on the fingers, usually accompanied by itching, should be reasonable under the guidance of the doctor’s medication. 3. nail groin infection: pathogenic microorganisms infected fingernails on both sides of the nail groove caused by inflammation, there will be local redness, swelling, heat, pain, and local protruding white dots or even pustules, can be used locally chlorhexidine, aluminum acetate and other drugs. There is a white spot on the fingertip when pressed, 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, to give targeted treatment or treatment.