What is this light reddish bump on the white eyeball?

A pale red bump on the white eyeball may be caused by conjunctivitis, blepharospasm, pterygium and other conditions, and it is recommended that patients should go to the hospital for examination and treatment in time.
1. Conjunctivitis: it may be caused by the patient’s contact with certain chemicals in daily life, which leads to eye irritation, thus causing conjunctivitis, under the stimulation of inflammation, resulting in the growth of a reddish bump on the eyeball, the patient may also have a burning sensation, foreign body sensation and other symptoms, you can use erythromycin ophthalmic ointment, ganciclovir capsules and other medications for treatment.
2. blepharospasm: it may be because the patient is exposed to ultraviolet light for a long time, and the eye is stimulated for a long time, which leads to the precipitation of vitreous and elastic tissues under the epithelium of the conjunctiva, and there is a light reddish bump on the eye, and there may be the symptom of congestion and redness, and it can be treated with flumethasone eye drops, pranoprofen eye drops, and so on.
3. Pterygium: may be because of long-term in the wind, dust, sunlight and other chronic stimulation, which led to the emergence of chronic inflammation, in the inflammatory lesions will appear in the eyeball on the growth of a reddish bulge of symptoms, may also appear in the eye dry, itchy, etc., it is recommended that you can use ofloxacin drops, norfloxacin drops and other medications for treatment.
It is recommended that patients in their daily lives, should avoid contact with sand, sunlight and other stimuli, especially pay attention to eye hygiene, do not rub the eyes with your hands, pay attention to the diet should be light, do not eat spicy and stimulating food, the drugs need to follow the doctor’s instructions for reasonable application.