US distal femur quadriceps transverse view

The ultrasound image above shows the rectus femoris and vastus intermedius muscles in a transverse view (short-axis).

RF: rectus femoris muscle; VI: vastus intermedius muscle.
Left side of image: lateral; right side of image: medial.

Courtesy of Mederic Hall, MD and Sathish Rajasekaran, MD.

Graphic 104551 Version 2.0