Shoulder Labrum Tear Mri, Mri Arthrogram Glenoid Labral Tear Medical Imaging Mri Radiology

They can extend into the tendon involve the glenohumeral ligaments or extend into other quadrants of the labrum.

Nama asli personil bts. That research showed the sensitivity for anterior and posterior labral tears to be 89 and 86 and specificity as 100 and 100. Slap type 3 is defined as a superior labral tear with a bucket handle configuration and involves the substance of the labrum itself rather than resulting in detachment of the bicepslabral anchor from the superior glenoid rim 26 28. Radiologist will often say possible labrum tear or labrum tear cannot be ruled out a suspected labrum tear is a very common finding on shoulder mri and again the finding has to be understood based upon your symptoms and your history.

The best tests available to make the diagnosis of a labral tear are magnetic resonance imaging mri scans or a test called a ct arthrogram the latter is a cat scan preceded by an arthrogram where dye is injected into the shoulder. In the aber position the inferior glenohumeral ligament is stretched resulting in tension on the anteroinferior labrum allowing intra articular contrast to get between. Slap tears involve the superior glenoid labrum where the long head of biceps tendon inserts.

2 direct mr arthrography distends the joint. Mr arthrography is employed for the detection of subtle rotator cuff tears or labral pathology in patients with a negative conventional mri the assessment of the postoperative shoulder and the demonstration of communication between the joint and extra articular pathology such as a paralabral cyst. Glenoid labral tears are the injuries of the glenoid labrum and a possible cause of the shoulder pain.

In the acute setting they are most frequently seen in. This means that mr arthrography with the arm in the neutral position may fail to detect the labral tear. To date no study has demonstrated that labrum tears lead to arthritis of the shoulder so even if.

In one series 30 of all superior labral tears were slap type 3 and 4 lesions. The use of 30 t mri for labral tears has also been explored. The process of diagnosing a labral tear is complicated by the various pitfalls in imaging diagnosis often present in the superior labrum 1734 which can make this a challenging task for the radiologist.

Sensitivity of mri for detection of superior labral anterior posterior slap lesions was 90 and specificity was 100 in 67 patients in one study. Both of these tests are relatively good at defining a labrum tear due to a subluxation or dislocation but they. Labral tears the abduction external rotation aber view is excellent for assessing the anteroinferior labrum at the 3 6 oclock position where most labral tears are located.

Mr imaging diagnostic criteria for labral tear versus anatomic variant. However there are several mr imaging characteristics that can aid.