A midline intracranial tumor often presents with a bitemporal visual field defect because of its ability to encroach or invade the optic nerve chiasm. Neuroimaging is key to determining the cause of ...

A 58 year-old woman developed daily headaches and blurred vision. On neurological examination, she had a bitemporal field deficit. Pituitary Macroadenoma. (Left) T1-weighted sagittal MRI; (Right) ...

A 34 year-old woman developed amenorrhea and headaches. Neurological examination revealed bitemporal hemianopsia. Pituitary Macroadenoma. (Left) T1-weighted with gadolinium sagittal MRI; (Right) ...

Incidental pituitary adenomas are often found on imaging studies or after abnormal endocrine hormone levels. A 35-year-old woman is seen in the outpatient clinic for evaluation of an incidental ...

Hemianopia is when you lose sight in half of your visual field. This condition is not a problem with your eyes. It occurs after a stroke or other brain injury. The type of hemianopia you have depends ...

On the basis of the patient's findings, the likely diagnosis is a midline intracranial tumor. The diagnosis of glaucoma is unlikely. Although the patient has optic nerve head asymmetry, intraocular ...