Enlarged (Dilated) Pupils And Unequal Pupils (Size)

Reviewed on 4/18/2022

Enlarged or dilated pupils can be related to brain injury or may be seen due to drug or medication effects. Unequal pupils can also represent a stroke or injury to the brain. Pupils of unequal size should always be investigated immediately by a health care provider. Discuss any worrisome symptoms with your doctor to determine the cause.

While the list below can be considered as a guide to educate yourself about these conditions, this is not a substitute for a diagnosis from a health care provider. There are many other medical conditions that also can be associated with your symptoms and signs. Here are a number of those from MedicineNet:

At MedicineNet, we believe it is important to take charge of your health through measures such as a living healthy lifestyle, practicing preventative medicine, following a nutrition plan, and getting regular exercise. Understanding your symptoms and signs and educating yourself about health conditions are also a part of living your healthiest life. The links above will provide you with more detailed information on these medical conditions to help you inform yourself about the causes and available treatments for these conditions.

Symptoms & Signs A-Z List