Shoulder Labrum Mri Radiology, Https Pubs Rsna Org Doi Pdf 10 1148 Rg 2016160020

Diagnosis with mr arthrography of the shoulder.

Sugar skull drawing with flowers. Although the labrum may be normally positioned functionally it no longer provides any stability to the humeral head mainly as a. In the acute setting they are most frequently seen in. 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.

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. At mr arthrography contrast distention of the glenohumeral joint and acquisition of additional images in. Bencardino jt beltran j rosenberg zs et al.

Crossref medline google scholar. Unlike bankart lesions and alpsa lesions they are uncommonly 20 associated with shoulder instability 5. Reuss bl schwartzberg r zlatkin mb cooperman a dixon jr.

These labral tears make the shoulder unstable and susceptible to repeated dislocations. Glenoid labral tears are the injuries of the glenoid labrum and a possible cause of the shoulder pain. J shoulder elbow surg 2006.

Eighty three arthroscopically confirmed cases. Perthes lesion of the shoulder is one of the types of the 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 of the glenoid. A bankart lesion is an injury of the anterior glenoid labrum due to anterior shoulder dislocation.

They can extend into the tendon involve the glenohumeral ligaments or extend into other quadrants of the labrum. Magnetic resonance imaging accuracy for the diagnosis of superior labrum anterior posterior lesions in the community setting. Accuracy of magnetic resonance imaging to diagnose superior labrum anterior posterior tears.

It is best to position the shoulder in neutral or external rotation for routine mri. Slap tears involve the superior glenoid labrum where the long head of biceps tendon inserts. Superior labrum anterior posterior lesions.

The glenoid labrum an important static stabilizer of the shoulder joint has several normal labral variants that can be difficult to discriminate from labral tears and is subject to specific pathologic lesions anteroinferior posteroinferior and superior labral anteroposterior lesions with characteristic imaging features. Because of a low level of clinical suspicion and insufficient imaging. Internal rotation of the shoulder resulting in labral redundancy may also cause redundancy of the anteroinferior capsule that can conceal labral tears.

Clinical presentation patients with labral tears may present with a wide range of symptoms depends on the injury type which are often non. In the aber position the inferior glenohumeral ligament is stretched resulting in tension on the anteroinferior labrum allowing intra articular contrast to get between the labral. Knee surg sports traumatol arthrosc 201523926452650.

2 direct mr arthrography distends the joint.