Ultrasound of the thigh: focal, compartmental, or comprehensive examination?

OBJECTIVE: Ultrasound of the thigh presents unique challenges because of the size and length of multiple structures, including tendons, muscles, nerves, and vessels. Those performing ultrasound can use a focal approach, a comprehensive approach, or a compartmental and flexible approach. CONCLUSION: This article illustrates and summarizes our approach to ultrasound of the thigh, including unique anatomy, artifacts, and common abnormalities, with an emphasis on the advantages of performing a compartment-based and flexible ultrasound examination.