Suddenly there is a red spot on the white eyeball of infants may be caused by trauma, inverted eyelashes, bacterial conjunctivitis, etc., and should seek medical treatment to clarify the cause of the disease. 1. Trauma: If the baby has touched his eyes with his hands or his eyes have been hit by foreign objects before the appearance of a red spot on the white eyeball, then it should be considered to be caused by trauma. 2. Inverted eyelashes: when the growth direction of eyelashes is inverted to the eyeball, it will rub against the cornea and cause red spots in the white eyeball, photophobia, foreign body sensation, tearing and other symptoms. 3. Bacterial conjunctivitis: bacterial infection of the conjunctival tissue caused by conjunctivitis, the child will have white eyeballs suddenly have red spots, such people will also have tears, eye secretions and other symptoms, you should keep the eyes clean, if necessary, follow the doctor’s instructions for local treatment. If a baby’s white eyeballs suddenly have a red spot, accompanied by obvious discomfort, it is recommended to consult a doctor in time for examination and treatment.