Delayed Pupil Constriction After Retinal Detachment Surgery: What to Expect - Ophthalmology

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Pupil non-constriction after retinal detachment surgery?


Hello, I underwent scleral buckle surgery for retinal detachment three weeks ago and was face down for 18 days until the gas dissipated.
It has been 22 days, and my pupil has not constricted yet (I was hospitalized for 6 days and received long-acting dilating drops for the same duration).
The surgeon mentioned that typically the pupil should constrict within two weeks, and while my case is a bit slow, it should be fine to wait until my follow-up appointment in a month.
Is it really okay for my pupil to be constricting this slowly? I'm worried that it might not constrict at all (currently, my vision is a bit blurry).
There isn't much information online about this, so I'm feeling quite anxious.

Ci Mu, 30~39 year old female. Ask Date: 2016/04/09

Dr. Wang Zhishun reply Ophthalmology


Hello, this really just requires time.
If the intraocular pressure is not high, a slow reduction should be fine.

Reply Date: 2016/04/09

More Info


After undergoing retinal detachment surgery, particularly a scleral buckle procedure, it is not uncommon to experience delayed pupil constriction. The fact that you have been following your doctor's instructions and have been patient during the recovery process is commendable. Let's delve into your concerns regarding the delayed pupil constriction and what you can expect moving forward.

Firstly, it is essential to understand that the pupil's response to light and its ability to constrict can be influenced by several factors, including the type of surgery performed, the medications used during and after the procedure, and the overall healing process of the eye. In your case, the use of long-acting mydriatic agents (dilating drops) during your hospital stay may have contributed to the prolonged dilation of your pupil. These medications can take time to wear off completely, and their effects can vary from person to person.

Typically, after retinal surgery, the pupil should begin to constrict within a couple of weeks. However, if you are experiencing a delay beyond this timeframe, it is crucial to monitor the situation closely. While your surgeon has indicated that it is not uncommon for some patients to experience slower recovery, it is also essential to remain vigilant. If the pupil does not begin to constrict within a month or if you notice any worsening of your vision, such as increased blurriness or other concerning symptoms, it is advisable to reach out to your healthcare provider sooner.

Regarding your concern about potential damage to the pupil or the eye, it is important to note that while delayed constriction can be concerning, it does not necessarily indicate permanent damage. The eye is a complex organ, and healing can take time. Factors such as inflammation, the presence of gas in the eye from the surgery, and the overall recovery process can all play a role in how quickly the pupil responds.

In the meantime, here are a few recommendations to help manage your concerns and support your recovery:
1. Follow-Up Appointments: Ensure that you attend all scheduled follow-up appointments with your ophthalmologist. They will be able to assess the healing process and provide guidance based on your specific situation.

2. Monitor Symptoms: Keep a close eye on any changes in your vision or eye comfort. If you notice any significant changes, such as increased pain, redness, or a sudden change in vision, contact your doctor immediately.

3. Avoid Strain: Try to minimize eye strain by taking breaks from screens and avoiding activities that require intense focus for prolonged periods. This can help reduce discomfort and allow your eyes to rest.

4. Stay Informed: While it is natural to seek information online, be cautious about the sources you consult. Rely on reputable medical websites or your healthcare provider for accurate information regarding your condition.

5. Communicate with Your Doctor: If you have ongoing concerns about your pupil's response or any other symptoms, do not hesitate to communicate these with your healthcare provider. They can provide reassurance and may suggest additional evaluations if necessary.

In conclusion, while delayed pupil constriction can be concerning, it is often a temporary issue that resolves with time. Your surgeon's advice to wait for a month before reassessing the situation is reasonable, but do not hesitate to reach out for further evaluation if you feel it is warranted. Your health and peace of mind are paramount, and staying proactive about your recovery is essential.

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