What is the diagnosis of corneal foreign body?

Corneal foreign body diagnosis methods include visual examination, vision examination, slit lamp examination, etc.

1. When the

doctor carries out visual examination on the patient, he can directly observe whether there are small flying insects, sawdust and other foreign bodies in the eye and whether the patient has eye spasms, which is helpful for preliminary diagnosis.

2.

When the doctor uses the vision test table to carry out visual examination on the patient, he can judge whether the patient has visual impairment according to his vision, thus judging the severity of his condition.

3. The slit lamp examination

doctor uses slit lamp to examine the patient's eyes, not only can he find superficial lesions in the eyes, but also can use optical section to observe the deep eye tissue lesions, providing a basis for the diagnosis of corneal foreign body.