Evaluation and Management of Peripheral
Vascular Injury
Part 1
Annotation for Point H
A patient with diminished pulses at the wrist or ankle as compared with those in the contralateral uninjured extremity or with an API <0.9 in an injured extremity should undergo an imaging study to document the presence and location of a likely arterial injury.36–38,41 The choice of an imaging study varies depending on local expertise, but most data are available on arteriography, CT arteriography, or a duplex ultrasonography study.