INTRODUCTION. Patellar tendinopathy is a common overuse disorder typically occurring in athletes who participate in sports that require jumping, including volleyball and basketball, hence the label “jumper’s knee.” 1-6 Cook et al 7 reported that 7% of 14-18 year old junior Australian basketball players had clinical signs of patellar tendinopathy and 26% of the tendons (n=268 tendons, 134 …