ptosis
Drooping Upper Eyelid
Plain-language definition
Drooping of the upper eyelid, which can signal nerve, muscle, aging, or aponeurotic causes.
Read our full article on Ptosis (Droopy Eyelid).
Where this term comes up
“Ptosis (TOE-sis) is a drooping upper eyelid.”
Symptom · Drooping Eyelid (Ptosis)
“Ptosis surgery raises a drooping upper eyelid.”
Treatment · Ptosis Surgery
“Myasthenia gravis (MG) can affect the eyes by causing fluctuating ptosis, double vision, or both.”
Guide · Ocular Myasthenia Gravis - Management and Warning Signs
- Category
- Condition, finding, or disease process
- Also written as
- ptotic
Pathology terms describe diseases, tissue changes, exam findings, or complications that can affect vision or eye comfort.
Related glossary terms
- MRI
Magnetic Resonance Imaging
- aneurysm
Vessel Bulge
- diplopia
Double Vision
- bilaterally
On Both Sides
- neuromuscular
Nerve-Muscle Related
- sympathetic
Sympathetic Nervous System
A note on medical context
A glossary definition can explain a word, but it cannot tell you whether a symptom or test result is serious. If this term came from an article, use the full article and your clinician's guidance for context.