Ankle MRI and CT to Rule Out Occult Fracture. Meniscus and Articular Cartilage Damage. Congenital discoid meniscus: A cause of internal derangement of the knee. Fibrocartilage Medial is larger than lateral Blood supply - Lateral 10- 30% vascularized.
Meniscus root tears – a devastating injury Meniscus root tears are now being recognised as a significant cause of pain, disability, and rapid joint deterioration. Bone & Joint Surg. Behind the knee), rheumatoid arthritis, dislocation, a torn meniscus ( a rupture in one or more of the cartilage in the knee), or a torn ligament. It is nearly circular and covers a larger portion of the articular surface than the medial. Learn how Airrosti diagnoses & quickly treats knee pain at the source. It is a common site of injury, especially if the knee is twisted. Structure, Composition, and Function. The meniscus is a relatively avascular structure with a limited peripheral blood supply. Manson, MD, MS; Andrew J. Frictionless motion. Locations in TX, OH, WA, VA & IL. Please be aware that this information is neither intended nor implied to. Usually meniscus injuries occur in the form of a meniscal tears. Oct 22, · The lateral meniscus seems to contribute to the load bearing more than the medial meniscus, because the lateral meniscus bears 70% of the load transmitted across the lateral compartment, whereas the load bearing across the medial compartment is shared equally between the medial meniscus and articular cartilage. The lateral meniscus ( external semilunar fibrocartilage) is a fibrocartilaginous band that spans the lateral side of the interior of the knee joint. The type of surgery you require will depend on the size, shape and location of your meniscus injury. Guidelines for Ordering Musculoskeletal Studies. Meniscus to the medial femoral condyle adjacent the posteriorcruciate ligament. What are the symptoms? It occurs 10× more commonly in the lateral meniscus as compared to the medial meniscus. The anterior aspects of both menisci are connected by the transverse ligament. The medial, lateral, and middle geniculate arteries ( which branch off the popliteal artery). Torn meniscus surgery is one of the most common knee surgeries. The Basic Science of Human Knee Menisci. Meniscus Anatomy.
Discoid meniscus is a developmental variant, where the meniscus is larger than usual and extends centrally towards the intercondylar notch. Load bearing, load transmission, shock absorption and Joint stability. Author links open overlay panel Edwin F Cave M. Meniscal Injuries in Active Patients Theodore T. FinderDiscoid external semilunar cartilage — a cause of internal derangement of the knee. Boala artrozei meniscus. Meniscus Repair Surgery. Function Articular Cartilage. CT Arthrogram of Knee to Rule Out Meniscal Tear. Medial meniscus Meniscus midbody Meniscus repair Platelet- rich plasma Bone marrow aspirate concentrate This is a preview of subscription content, log in to check access. 8 Therefore extrusion of the. It is one of two menisci of the knee, the other being the medial meniscus. What is a meniscus injury? Cosgarea, MD Dr Manson is a resident in theDepartment of Orthopaedic Surgery, Johns Hopkins University School of Medicine, and. The medial meniscus has more of a crescent shape while the lateral meniscus is more circular. These can be acute, when the tear is due to trauma and usually consists of a forceful twist or rotation to the knee such as aggressive pivoting, kneeling or deep squatting. Function Meniscus. They can occur in younger patients as a result of high energy trauma, but are more common in patients between as a result of degeneration of the meniscus with age.