scotoma

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Related to absolute scotoma: relative scotoma, positive scotoma, negative scotoma, centrocecal scotoma
References in periodicals archive ?
The depth of the defect--an absolute loss compared with a relative loss can indicate the potential cause, for example cerebrovascular accidents give rise to an absolute scotoma
b) It shows an absolute scotoma in the superior field
There is total loss of function in the affected area, resulting in an absolute scotoma, but there is no threat to sight because, unlike a retinal detachment, a retinoschisis does not progress from the periphery towards the macula.
It produces a small, physiological, absolute scotoma.