B. Volume-rendered reconstruction using multidetector computed tomography.
CostoclavicularligamentInterclavicularligamentClavicular notchAnteriorsternoclavicularligamentManubrium ofsternumSternal angleArticular disc(capsule and ligamentsremoved anteriorlyto  expose joint)Attachment sitefor rib IIFirst costalcartilageRib IVertebral body of TIILeft clavicleSternalangleRib IRib IIManubriumof sternumAB
Fig. 7.24 Right acromioclavicular joint.
Fig. 7.25 Glenohumeral joint. A. Articular surfaces of right glenohumeral joint. B. Radiograph of a normal glenohumeral joint.
Tendon of longhead of bicepsbrachii muscleGlenoid cavityABGlenoid labrumTransverse humeral ligamentClavicleAcromionGlenoid cavityHead of humerusHead ofhumerus
Fig. 7.26 Synovial membrane and joint capsule of right glenohumeral joint.
Synovial sheathSynovial membraneRedundant synovial membrane in adductionSubtendinous bursa of subscapularisLong head of biceps brachii tendonCoracohumeralligamentLong head of biceps brachiitendonFibrous membrane of joint capsule
Fig. 7.27 Capsule of right glenohumeral joint.
Superior glenohumeral ligamentMiddle glenohumeral ligamentInferiorglenohumeralligamentCoracohumeral ligamentTransversehumeral ligamentSynovialsheathTendon oflong headof bicepsbrachiiRedundant capsuleAperture for subtendinousbursa of subscapularis
Fig. 7.28 Lateral view of right glenohumeral joint and surrounding muscles with proximal end of humerus removed.
SupraspinatusInfraspinatusTeres minorTeres majorSynovial membraneSubtendinous bursaof subscapularisLong head of biceps brachii tendonLong head of tricepsbrachiiShort head of biceps brachiiand coracobrachialisLatissimus dorsiPectoralis majorGlenoid labrum Fibrous membraneSubscapularisDeltoidAcromionCoracoid processCoraco-acromial ligamentGlenoid cavitySubacromial bursa (subdeltoid)
Fig. 7.29 Magnetic resonance image (T1-weighted) of a normal glenohumeral joint in the sagittal plane.
SupraspinatusInfraspinatusPosteriorAnteriorClavicleAcromionTeres minorHead of humerusCoracoid processSubscapularis
Fig. 7.30 There is an oblique fracture of the middle third of the right clavicle.
Fracture of clavicleAcromioclavicular joint
Fig. 7.31 Radiographs of acromioclavicular joints. A. Normal right acromioclavicular joint. B. Dislocated right acromioclavicular joint (shoulder separation).
Acromioclavicular jointAcromionClavicle Head of humerusClavicleAcromionHumerusAB
Fig. 7.32 Radiograph showing an anteroinferior dislocation of the shoulder joint.
AcromionGlenoid cavityClavicleHead of humerus
Fig. 7.33 Magnetic resonance image of a full-thickness tear of the supraspinatus tendon as it inserts onto the greater tubercle of the humerus.
Fig. 7.34 Ultrasound of shoulder showing needle placement into the subdeltoid/subacromial bursa.
DeltoidHead of humerusNeedleSubacromial-subdeltoid bursa
Fig. 7.35 Lateral view of trapezius and deltoid muscles.
AcromionSpine of thescapulaTrapeziusDeltoidDeltoid tuberosity of humerusClavicle