noun
- drooping of the upper eyelid due to muscle weakness or nerve damage
Usage: medical
Examples
- The patient developed ptosis after the stroke affected her facial nerves.
- Congenital ptosis may require surgical correction to improve vision.
- The doctor examined her for ptosis by asking her to look up and down.
- Severe ptosis can interfere with normal vision and daily activities.
- The neurologist noted mild ptosis as one of the symptoms.
- Ptosis can be temporary or permanent depending on the underlying cause.