How to interpret the HRT

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How to interpret the HRT

• Vellore Parthasarathy

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Overview

• Scanning LASER Ophthalmoscopy
• Numerical values
• Technological assumption -
• Reference plane
• Contour line
• Good quality images

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Reference plane

• Papillomacular bundle
• 350-356 degrees
• 50 nm from retinal surface

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What to look for first?

• Image centration
• Contour line
• Topographic
• standard deviation
• Other clues
• blood vessels
• image borders,
• illumination.

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Topographic progression analysis

• Red for progression
• Green for anterior displacement

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Summary

• Image Quality
• Top 5 parameters
• Moorfields Regression
• Trend report

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Remember !

• The name of the game

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• Follow up over time
• Thank you !