BACKGROUND Athletes commonly sustain injuries to the triceps surae muscle-tendon unit. The calf-raise test (CRT) is frequently employed in sports medicine for the detection and monitoring of such injuries. However, despite being widely-used, a recent systematic review found no universal consensus relating to the test's purpose, parameters, and standard protocols. OBJECTIVES The purpose of thi...

INTRODUCTION Rotator cuff tears of the shoulder are a common cause of pain and disability and surgical repair of these injuries is plagued with recurrent tear rates ranging from 20-70% [1]. The time from onset of injury to time of surgical repair is one important factor in repair outcome [2]. Animal models have recently been developed to address hypotheses related to rotator cuff tendon to bone...

INTRODUCTION Despite the high prevalence of tendon injuries, the etiology of tendon rupture is poorly understood. Degeneration due to cumulative microtrauma resulting from overuse has been widely discussed as a major contributor to tendon failure. However, existing biomechanical models of fatigue have largely focused on the relationship between the applied stress and the number of cycles to fai...

Chronic pain in the Achilles tendon. Access to the published version may require subscription. PREFACE According to Greek mythology, the legendary warrior Achilles was invulnerable except for his heel. It is written in the Iliad that he died due to an arrow that pierced his Achilles tendon, thus the " Achilles' heel " came to symbolise a person's principal weakness. Nowadays, weakness of the Ac...

A 15-year-old pitcher on a boys' Little League baseball team suffered spontaneous rupture of the extensor pollicis brevis (EPB) tendon. Since the EPB tendon was, at surgery, found hypoplastic and non-functional, transfer of the extensor indicis proprius (EIP) tendon was carried out. After a 6-month period of rehabilitation and follow-up, the patient was able to resume playing baseball. Although...