Fig. 3From: Muscle and tendon morphology alterations in children and adolescents with mild forms of spastic cerebral palsyUltrasound image of the GM muscle showing determination of muscle thickness (dotted line), fascicle length (solid line), and pennation angle (PA). Muscle thickness was measured at 50% of the muscle belly length (dashed line) determined from the echo of the applied tape (black shadow on the right side)Back to article page