Labral tear shoulder mri radiopaedia. A thickened irregular MGH.

Labral tear shoulder mri radiopaedia These include: Buford complex sublabral foramen superior sublabr Jan 11, 2024 · Perthes lesion of the shoulder is one of the types of anterior glenohumeral injury in which the anterior inferior labrum is torn and lifted from the edge of the glenoid 1 but still attached to the intact lifted periosteum from the anterior aspect Nov 16, 2024 · Paralabral cysts of the shoulder are a location-specific type of paralabral cysts. They are an infrequent finding on MRI, however, are an important diagnostic entity as they may cause a compression neuropathy of the suprascapular or axillary nerves depending on where they occur, along with a variety of other symptoms. Strictly speaking, a "Bankart lesion" refers to an injury of the labrum and associated glenohumeral capsule/ligaments (see History and etymology below). History and etymology Mar 24, 2020 · There are a number of glenoid labral variants, whose importance is mainly due to the fact that the unwary may misinterpret them as pathology (e. Below the equatorial pole of the glenoid, the labrum becomes more rounded and smaller compared to superiorly where is more triangular in shape and larger. It originates directly from the superior labrum adjacent to the bicipitolabral complex and inserts onto the articular surface of the subscapularis tendon. Oct 11, 2016 · The glenoid labrum is also subject to a wide range of normal variants that can mimic labral tears. Mar 26, 2023 · Gross anatomy. torn labrum Oct 16, 2024 · The gold standard for diagnosis is made via diagnostic shoulder arthroscopy 9. Jan 11, 2024 · Perthes lesion of the shoulder is one of the types of anterior glenohumeral injury in which the anterior inferior labrum is torn and lifted from the edge of the glenoid 1 but still attached to the intact lifted periosteum from the anterior aspect Oct 11, 2021 · Glenoid labral tears are the injuries of the glenoid labrum and a possible cause of shoulder pain. They can extend into the tendon, involve the glenohumeral ligaments or extend into other quadrants of the labrum. Clinical presentation Patients with labral tears may present with a wide range of symptoms (depends on the injury type), which are often non-spec Capsulitis and extensive tearing of the anterior and inferior labrum along with labral degeneration are present. Irregularity of the inferoanterior glenoid without clear evidence of a fracture, but with signs of damage/erosion of the hyaline cartilage. Radiographic features MRI Mar 2, 2023 · MRI. . It might be also confused with a type II SLAP lesion or an anterior labral tear 3. Injury to these reinforcing soft tissue structures is thought to predispose to recurrent dislocation 7. reverse Bankart lesion Jul 28, 2024 · Radiographic features MRI. There is no displacement of the labrum. Oct 11, 2021 · Glenoid labral tears are the injuries of the glenoid labrum and a possible cause of shoulder pain. SLAP tears involve the superior glenoid labrum, where the long head of biceps tendon inserts. Oct 16, 2024 · The gold standard for diagnosis is made via diagnostic shoulder arthroscopy 9. Rotator cuff: the supraspinatus, infraspinatus, subscapularis and teres minor tendons are of normal thickness, integrity, and signal. A thickened irregular MGH Dec 14, 2024 · Terminology. Pathology. Images demonstrate a non-displaced tear involving the superficial anteroinferior labrum with associated injury to the adjacent cartilage 4. It is better visualized in ABER position. It is most often located in the anterior part of the superior labrum but can be also found more centrally 2 at the proximal attachment of the long head biceps tendon to the glenoid labrum. Apr 2, 2012 · In Shoulder MR-Part I we will focus on the normal anatomy and the many anatomical variants that may simulate pathology. Moderate joint effusion distending inferior glenohumeral ligament and extending around biceps tendon with humeral avulsion of the inferior glenohumeral Large anterior labral tear spanning its entire length (6-12 o'clock). History and etymology Dec 14, 2024 · Bankart lesions are injuries specifically at the anteroinferior aspect of the glenoid labral complex and represent a common complication of anterior shoulder dislocation. MRI Axial sequence demonstrated ALPSA anteromedial labroligamentous periosteal sleeve avulsion lesion with intact periosteum. Nov 7, 2019 · Impingement of the humeral head onto the posterior labrum and capsule due to recurrent subluxation or posterior dislocation. Knowledge of these variants is central to interpreting an imaging study of the labrum because misdiagnosis of labral variants as tears can lead to superfluous surgical procedures and decreased shoulder mobility. See also. In part III we will focus on impingement and rotator cuff tears. Feb 8, 2025 · An ALPSA lesion refers to a detachment of the anteroinferior labrum from the glenoid. Radiographic features MRI Nov 7, 2019 · Impingement of the humeral head onto the posterior labrum and capsule due to recurrent subluxation or posterior dislocation. Oct 11, 2021 · Glenoid labral tears are the injuries of the glenoid labrum and a possible cause of shoulder pain. May shows a thin collection of contrast material entering a cleft between the posteroinferior glenoid and the glenoid labrum. MR arthrography. Articular cartilage lesions are best demonstrated with MR arthrography. They are frequently seen in association with a Hill-Sachs defect. Nov 16, 2024 · Sublabral foramina are fairly frequent findings on MRI and might be found in up to 10-20% of normal patients 1,5,6. glenoid retroversion. May 21, 2012 · A Clockwise approach to the labrum is the easiest way to diagnose labral tears and to differentiate them from normal labral variants. g. It is different from the superior sublabral sulcus or recess which can be found more superiorly underneath the long head biceps tendon origin 4. On cross-section, the labrum can be triangular (more commonly) or round 4. normal relation of glenoid cartilage and posterior labrum. The superior labral sulcus or recess is a small groove covered by synovium 2 caused by a loose attachment of the superior labrum to the glenoid rim. flattening or incomplete avulsion of the posterior labrum. Radiographic features MRI. Dec 13, 2024 · A Buford complex occurs when the anterosuperior labrum is absent in the 1-3 o'clock position and the middle glenohumeral ligament is thickened (cord-like). Attachments Mar 29, 2025 · An ALPSA lesion refers to a detachment of the anteroinferior labrum from the glenoid. Jul 28, 2024 · MRI. SLAP is an acronym that stands for 'Superior Labral tear from Anterior to Posterior'. reverse Bankart lesion Fragmented superior labrum in two parts with an anterior detachment of the superior labrum from the underlying glenoid attachment not reaching the biceps anchor complex denoting a SLAP 3 tear. There is minor articular surface tearing in the posterior labrum. The anterior labrum is medially displaced but still attached to periosteum. May show fluid extending between the posterior labrum and the glenoid, with stripping of the subjacent periosteal attachment. In part II we will discuss shoulder instability. The scapular periosteum is unruptured but widely lifted or stripped. Oct 16, 2024 · Superior labral anterior posterior (SLAP) tears are injuries of the glenoid labrum, and can often be confused with a sublabral sulcus on MRI. The bicipito-labral anchor remains intact, but there is a longitudinal tear of the long head of the biceps commencing in the bicipital groove and extending to the Jul 31, 2024 · The glenoid labrum is made of fibrocartilage, 3 mm thick and 4 mm wide although this is highly variable 4. The labrum remains attached to the periosteum and can rotate medially to a position along the anterior surface of the scapular neck. Articular cartilage lesions are best demonstrated with MR arthrography. Clinical presentation Patients with labral tears may present with a wide range of symptoms (depends on the injury type), which are often non-spec Oct 24, 2019 · anterior labrum avulsed, but minimally or undisplaced; intact periosteal sleeve lifted off scapular neck; inferior glenohumeral ligament complex remains attached to periosteum; ALPSA. Patients with labral tears may present with a wide range of symptoms (depends on the injury type), which are often non-specific: Labral injuries can result from acute trauma (like shoulder dislocation or direct blow) or repetitive overuse. There are two types of labral tears: SLAP tears and Bankart lesions. Termino A large Hill-Sachs deformity of posterosuperior humeral head and a denuded torn anteroinferior labrum 2-6 o'clock position with a redundant glenolabral pouch consistent with ALPSA lesion (a non-osseous Bankart variant). The gold standard for diagnosis is made via diagnostic shoulder arthroscopy 9. Jan 20, 2016 · In this review, the utility of MR imaging and MR arthrography will be explored in evaluation of shoulder disease, taking into account normal variants of the labroligamentous complex. Bankart lesion or labral tear). similar to Perthes but the inferior glenohumeral ligament complex displaced medially and 'bunched up' labrum displaced inferomedially; Bankart lesion. xeyfkc uxgdj jqntoaur irjctgi xrebwn hpnau hrvzq nalenp pzdsbz juk tmzrm xgesp iqku tznplt becg