Tonic pupil, bilateral Save

Tonic Pupil, Bilateral: Causes, Symptoms, and Diagnosis

Bilateral tonic pupil, also known as Adie's syndrome, is a condition characterized by the abnormal dilation of the pupils in both eyes. The condition occurs when the muscles that control the size of the pupils become damaged, leading to a slow and delayed response to light.

There are several possible causes for bilateral tonic pupil, including viral or bacterial infections, trauma, and autoimmune disorders. In some cases, the cause may be unknown. The condition is more common in women, and typically affects individuals between the ages of 20 and 40.

Symptoms of Bilateral Tonic Pupil

The main symptom of bilateral tonic pupil is the abnormal dilation of the pupils, which can be noticed by an eye doctor during a routine eye exam. Other symptoms may include blurred vision, difficulty focusing on close objects, and sensitivity to light. Individuals with bilateral tonic pupil may also experience difficulty adjusting to changes in lighting conditions, such as going from a bright room to a dark one.

Diagnosis of Bilateral Tonic Pupil

To diagnose bilateral tonic pupil, an eye doctor will typically perform a series of tests to assess the size and response of the pupils to light. These tests may include shining a light into the eyes and measuring the size of the pupils, as well as assessing the speed and extent of the pupil's response to changes in light. The doctor may also perform additional tests to rule out other possible causes of the symptoms.

Conclusion

Bilateral tonic pupil is a relatively uncommon condition that can cause significant vision problems for those affected. If you are experiencing any symptoms of the condition, such as abnormal dilation of the pupils or difficulty focusing on close objects, it is important to see an eye doctor for an evaluation. While there is currently no cure for bilateral tonic pupil, there are treatments available that can help manage the symptoms and improve quality of life.

1. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4445249/
2. https://www.aao.org/eye-health/diseases/tonic-pupil