WebMar 8, 2024 · Horizontal. Flap. Complex. There are six types of meniscus tears: radial, intrasubstance, horizontal, flap, complex, and bucket-handle. All can compromise the knee, where this C-shaped cartilage is found. The part of the meniscus these tears affect, the patterns they exhibit, and their complexity differ, however. 1. WebFigure 3: (3a) A typical Wrisberg pseudo-tear (arrow) is created by the intermediate signal intensity line found at the junction of the Wrisberg Ligament with the normal posterior horn of the lateral meniscus. In the current example, the single sagittal image of the lateral meniscus looks very similar to a Wrisberg pseudo-tear.
Unstable discoid lateral meniscus Radiology Case - Radiopaedia
WebDec 16, 2024 · Radiographic features MRI Displacement of the meniscus for 5 mm or more from the tibial plateau with fluid interposed between the inferior surface of the meniscus and tibial plateau indicates a floating meniscus. Differential diagnosis Wrisberg ligament type of discoid meniscus: has an anterior tibial attachment WebDec 25, 2024 · MRI. On coronal imaging, meniscal body width of 15 mm or more is typically considered diagnostic of discoid morphology. Alternatively, a ratio of the minimal … bits and bobs storage
Unstable Type III Wrisberg-type Lateral Discoid Meniscus: All …
WebJun 14, 2013 · The incidence of new meniscus injuries from diagnostic MRI to final follow-up was 19.5%. Surgical treatments for meniscus injuries were performed in 8 of the 41 knees. ... Meniscal tears and discoid meniscus in children: diagnosis and treatment. J Am Acad Orthop Surg. 2009;17(11):698-707. Crossref. PubMed. ISI. Google Scholar. 25. Discoid menisci are anatomical variants that have a body that is too wide, usually affecting the lateral meniscus. They are incidentally found in 3-5% of knee MRI examinations. Epidemiology Discoid menisci are congenital, frequently bilateral (up to 50%) and have been reported in twins, although no genetic locus … See more Discoid menisci are congenital, frequently bilateral (up to 50%) and have been reported in twins, although no genetic locus has been identified 2. There is a higher prevalence in Asians without any gender predilection … See more Although frequently asymptomatic, discoid menisci are prone to cystic degeneration with a subsequent tear. Clinical presentation may, therefore, be either incidental or with pain, locking or a 'clunk'. See more Radiographs may well suggest the diagnosis with the widening of the lateral joint space and cupping of the lateral tibial plateau, which is normally flat or even slightly convex. … See more Discoid menisci have decreased collagen fibers and loss of normal collagen orientation, which predisposes them to intradiscal/meniscal mucoid degeneration 7. Classification is based on the degree of peripheral … See more WebFeb 24, 2024 · In a retrospective comparative study in 2024, Dai et al 10 analyzed 29 patients with discoid lateral meniscal tears: 15 patients underwent saucerization of discoid meniscus and arthroscopic meniscal suture, while the same treatment was augmented with a local injection of PRP in 14 patients. At 2 years, a clinical improvement was observed in ... bits and bobs theme song