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Resistance Index (RI) of Penile Blood Flow

Specialty:

Nephrology, Urology, Obstetrics & Gynecology, Pedatrics, Genetics

Objective:

ICD-10:

Description:

Doppler ultrasonography can be used to measure systolic and diastolic blood flow in the penis. The resistance index (RI) can be derived from the peak systolic and end diastolic velocities. It reflects arterial blood flow and the resistance the distal circulation.

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