Blinders phenomenon

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Synonyms
bitemporale Hemianopsie

The blinders phenomenon refers to bitemporal hemianopia.

Clinical relevance

A blinders phenomenon classically occurs with space-occupying lesions in the region of the pituitary gland, which exert a mass effect on the Chiasma opticum

Figure

Visual field examination showing the tunnel vision phenomenon
Interpreted visual field examination of a patient with bitemporal hemianopia (tunnel vision phenomenon) due to a tumor in the sellar region causing elevation of the optic chiasm.

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