Fig. 9From: Diagnostic accuracy of ultrasonography in the assessment of anterior knee painA 22-year-old male with left patellar tendinopathy. a Long axis ultrasound image demonstrates the thickened proximal part of the patellar tendon with cystic changes (*). Color Doppler mapping shows increased vascularity in and around the tendon. b Sagittal PDFS shows thickened proximal patellar tendon with fluid signal (*). P, patellaBack to article page