The eye did fundus laser surgery, what is the reason why the sizes of the two pupils are inconsistent?

The black part in the middle of the eye is the pupil. A dilated or narrowed pupil means something is wrong. To recognize this situation, you must know what a normal pupil looks like. The best way is to pay attention to yourself in the mirror. The normal pupil is quite small, the enlarged pupil is quite large, and the narrowed pupil is as big as a needle tip, about 0. 06 inches in diameter.

If there is a significant difference in pupil size, it means there is a problem, and it is likely that there will be head injury, stroke or recurrence of previous eye injuries. If you find yourself or someone else's pupils are different, see a doctor immediately.

● Changes in pupil size: The pupil of the eye is located in the middle of the iris. (as shown in the figure below)

① The normal pupil (black circle) is quite large.

② The enlarged pupil black circle becomes larger, covering a large area of iris.

③ The narrowed pupil may become very small, with a diameter of about 0.06 inch.

④ Different pupil sizes on both sides may be a serious problem, which needs immediate treatment.