Renal Artery

Renal Artery

Calculated Fields

In the Renal Artery worksheet, the following fields are calculated automatically. These calculated values automatically update when any of the source values are changed.

 

Field

Source Values

Calculation Logic

Resistivity Index

Cortex PSV Mean,

Cortex EDV Mean

(PSV - EDV) ÷ PSV

R/A Ratio

RA PSV or

Prox, Mid, Dist, Ostium RA PSV,

Abd Ao PSV or

Prox, Mid, Dist

AbdAo PSV

MAX Renal Artery PSV ÷ MAX Aorta PSV

Note: If using Ostium, Prox, Mid, or Dist segments in vessels, the segment with the highest PSV will be used in the calculation.

 


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