bitemporal
Outer Vision in Both Eyes
Plain-language definition
Loss of the outer (temporal) half of vision in both eyes, classically from compression at the optic chiasm by a pituitary tumor.
Where this term comes up
“Bitemporal hemianopia is a specific pattern of vision loss affecting the outer (temporal) visual fields of both eyes.”
Finding · Bitemporal Hemianopia
“Affects peripheral vision in both eyes (bitemporal hemianopia)”
Condition · Pituitary Tumor
“Pituitary tumor: bitemporal hemianopia”
- Category
- Condition, finding, or disease process
- Also written as
- No alternate forms listed.
Pathology terms describe diseases, tissue changes, exam findings, or complications that can affect vision or eye comfort.
Related glossary terms
- chiasm
Optic Nerve Crossing
- hemianopia
Loss of Half of Vision
- MRI
Magnetic Resonance Imaging
- ischemia
Reduced Blood Supply
- homonymous
Same Side of Both Eyes
- demyelination
Nerve Insulation Damage
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.