ThresholdNoiselessTrend (TNT)

Available from OCULUS Inc.

Available as licensed option for all OCULUS perimeters. TNT uses consistently trend analysis in order to detect progression in visual field. Multiple criteria taken into account: Number of progressing locations, MD regression, progressing sectors of the nerve defect curve. TNT can distinguish between diffuse and focal progression by the the value of the focality index FI. Threshold filtering and the use of the Bebié curve increases result stability. Best result expected with an averaged strategy, like SPARK.

Stimulus - Advanced progression analysis tool for standard automated perimetry (SAP) — Goldmann size III, white on white

Area Of Field - Central visual field (30°) 30x24, 30-2, 24-2

Standard Tests - Analysis can be performed for series measured using any kind of threshold strategy.

Test Strategies -
Clear printout:
1-page main report,
Printout of all exams

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