En ortopedia, la lesión de Bankart es una rotura de la parte anteroinferior del reborde glenoideo o labrum glenoideo de la escápula, a consecuencia de una luxación anterior de hombro. Perthes lesion is variant of Bankart lesion, presenting as an anterior glenohumeral injury that occurs when the scapular periosteum remains intact but is stripped. Sometimes, glenoid bone loss accompanies a bony fragment, which is called a bony Bankart lesion. This is observed in.
|Published (Last):||23 July 2010|
|PDF File Size:||8.39 Mb|
|ePub File Size:||11.88 Mb|
|Price:||Free* [*Free Regsitration Required]|
Sometimes the bankarf is difficult to appreciate, especially when the transscapular-Y view is slightly rotated. This page was last edited on 27 Octoberat This is the one and only purpose of carrying out the dynamic examination.
As the labrum is often normally positioned it may be difficult to appreciate, especially if scarring obliterates the space deep to the labrum.
Perthes lesion | Radiology Reference Article |
A Perthes lesion is a labroligamentous avulsion like a Bankart, hombdo with a medially stripped intact periosteum. Bankart lesions do heal, and therefore early surgical intervention if any is not required. Pathophysiology and treatment of atraumatic instability of the shoulder. The HSL is also commonly observed in shoulders with anterior instability.
Posttraumatic anterior-inferior instability of the shoulder: Some reported that it was sufficient to fix a fragment back to the glenoid even though bankrat fragment size was much smaller than the size of the glenoid defect. These injuries are always located in the o’clock position because they are bankrat by an anterior-inferior dislocation. The humeral head is almost always displaced anteriorly and medially below the coracoid process.
Support Radiopaedia and see fewer ads. However, if the HSL is still off-track after the Latarjet procedure, either remplissage or bone graft to the HSL needs to be added to the Latarjet procedure. Perthes lesion a variant of the Bankart lesion: Dynamic examination after the Bankart repair: Edit article Share article View revision history. The arrow points to the disrupted periosteum. This means that MR-arthrography with the arm in the neutral position may fail to detect the labral tear.
Thank you for updating your details.
Shoulder MR – Instability
Hill-Sachs lesion HSL not entirely covered by the glenoid at the end-range: The images show a partial tear of the anteroinferior labrum with adjacent cartilage damage at the o ‘clock position arrows. October Learn how and when to bnakart this template message. It is the most dislocated joint in the body. Bankart tears may extend to superior, but this is uncommon.
At the end-range of movement, a part of the shoulder joint capsule becomes tight and prevents further movement of the arm. Preoperative analysis of the Hill-Sachs lesion in anterior shoulder instability: Bankart lesions occur as a direct result of anterior dislocation of the humeral head, whereby the humerus is compressed against bankary labrum.
Finally there is a medially displaced inferoanterior labrum at the o ‘clock position, i. The arrow points to the intact periosteum.
Bankart lesion | Radiology Reference Article |
A Bankart tear can extend to ,esion o’clock position, but then there should also be a tear in the o’clock position. If the arm is pulled downward sulcus testthe humeral head may translate inferiorly in varying degrees. Check for errors and try again. There is an osseus Bankart lesion curved red arrow.