Figure 3From: Injecting drug use via femoral vein puncture: preliminary findings of a point-of-care ultrasound service for opioid-dependent groin injectors in treatmentFemoral artery anterior to femoral vein. B-mode image taken 3 cm below the right inguinal ligament in a 24-year old groin injector. Note that the femoral artery has divided into the femoral artery of the thigh (rsfa) and the profundus (deep) artery of the thigh (rdfa).Back to article page