Assessment of Reference Values for Shoulder Ultrasonography and Effects of Position Change on Shoulder Hemodynamics.

Purpose: This study aimed to examine the reference values for shoulder ultrasonography and the effects of positional changes on anterior humeral circumflex artery (AHCA) hemodynamics.

Methods: In this study, shoulder ultrasound was examined in 92 healthy participants (women: 48; men: 44; age 37.8 ± 13.