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Bitemporal hemianopsia most commonly occurs as a result of tumors located at the mid-optic chiasm. Since the adjacent structure is the pituitary gland, some common tumors causing compression are pituitary adenomas and craniopharyngiomas. Also, another relatively common neoplastic cause is meningiomas. A cause of vascular origin is an aneurysm ...
Melson's syndrome is a disorder that occurs in about one in four patients who have had both adrenal glands removed to treat extreme slackness. [1] In patients with pre-existing adrenocorticotropic hormone ()-secreting pituitary adenomas, loss of adrenal feedback following bilateral adrenalectomy can trigger the rapid growth of the tumor, leading to visual symptoms (e.g. bitemporal hemianopsia ...
Visual field-bitemporal hemianopia Visual field-binasal hemianopia. A lesion involving complete optic chiasm, which disrupts the axons from the nasal field of both eyes, causes loss of vision of the right half of the right visual field and the left half of the left visual field. [3] This visual field defect is called as bitemporal hemianopia.
Cortisol deficiency can cause severe low blood pressure. [1] [6] Depending on the severity of the illness, admission to a high dependency unit (HDU) may be required. [1] Treatment for acute adrenal insufficiency requires the administration of intravenous saline or dextrose solution; volumes of over two liters may be required in an adult. [6]
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Paris as seen with left homonymous hemianopsia. A homonymous hemianopsia is the loss of half of the visual field on the same side in both eyes. The visual images that we see to the right side travel from both eyes to the left side of the brain, while the visual images we see to the left side in each eye travel to the right side of the brain.
Officers were sent to the hotel to provide medical aid, the Irvine Police Department said in an X post, and found the two victims inside the room. Elderly couple found dead in murder-suicide at ...
Prosecutors in Mexico's Baja California Sur state said Thursday that autopsies on two Americans found dead in their luxury hotel room suggest they died of “intoxication by an undetermined ...