Pupil dilation, Ophthalmology FAQ

Understanding Pupil Dilation: Causes, Effects, and Treatment Risks

Pupil dilation Hello, doctor! Is there a condition known as "pupil dilation"? If I continue to use the prescribed miotic eye drops, will there be any side effects?

Dr. Chen Xuan Reply:
Hello, Vince. 1. Mydriasis is a clinical sign, not a disease name. Clinically, there are many ocular conditions associated with the pupils, including traumatic sympathetic nerve injury, parasympathetic nerve injury, congenital or acquired defects in the iris muscles, or in certa...

Understanding Military Eye Exam Standards: Do You Need to Serve with 1000 Degrees?

Urgent inquiry? The standard for military exemption due to vision impairment varies, but generally, a refractive error of -6.00 diopters (or +6.00 diopters for hyperopia) is often considered the threshold for exemption. If your vision is exactly -1000 degrees (or -10.00 diopters)...

Dr. Wang Zhangji Reply:
Hello! After pupil dilation, a refractive error measurement of "over" ten diopters falls under the category of alternative service, rather than exemption from service. There is no quick method to increase the true refractive error; we must adhere to the regulations set ...

Understanding Floaters: Causes, Symptoms, and Treatment Options

Is there a relationship? Hello, doctor! Sometimes I see small black spots floating in my vision. Could this be floaters? What are the symptoms of floaters? Will floaters affect my eyes? Is there any treatment or improvement available? How can I reduce the frequency of these spots...

Dr. Chen Xuan Reply:
A: If there are only occasional small floaters without any other symptoms (such as redness, eye pain, or blurred vision), then the likelihood of having floaters (myodesopsia) is quite high. Generally, floaters are mostly caused by vitreous degeneration and do not significantly af...

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