Knee Surgery
A 28-year-old recreational athlete presents with mechanical symptoms of his right knee following a twisting injury 6 weeks ago. He describes intermittent locking and catching with pain localized to the medial joint line. MRI shows a vertical longitudinal tear of the medial meniscus extending from the posterior horn to the body, located in the peripheral third with an intact meniscal rim. The tear measures 2cm in length. Regarding meniscal injuries and repair:
Mark each as TRUE or FALSE
The menisci are C-shaped fibrocartilaginous structures composed primarily of type I collagen; they p...
Meniscal blood supply is from the perimeniscal capillary plexus (geniculate arteries); the periphera...
Menisci are composed primarily of type II collagen; they transmit only 10% of joint load; the latera...
Tear patterns include vertical longitudinal (bucket handle when displaced), radial (disrupts hoop st...
Meniscal repair techniques include inside-out (gold standard, highest success), outside-in (anterior...
Answer the questions to see explanations
Click T (True) or F (False) for each option