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Trunk Diameter Ratio (TDR) for Retinal Arterioles

Specialty:

Neurology, Psychiatry, Ophthalmology & Otolaryngology
Cardiology

Objective:

ICD-10:

Description:

The trunk diameter ratio (TDR) for retinal arterioles compares an arterioles actual diameter with that predicted from its branches using the Parr equation (see previous section).

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