Anatomy of the shoulder girdle and related structures

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QUESTION 1 OF 2

X This 40-year-old man is complaining of a dull ache in his right shoulder region. Clinical examination reveals instability in the vertical ( superior-inferior) direction.
The structure most likely to be injured is :

ACJoint 1_edited-1.jpg

Figure 1 Clinical picture 

QUESTION ID: 2215

1. Acromioclavicular ligament
2. Anterior deltoid
3. Coracoclavicular ligament
4. Glenoid labrum
5. Trapezius
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QUESTION 2 OF 2

26.A 28-year-old overhead male athlete presents with poorly localised pain in the postero-lateral aspect of his dominant shoulder with a degree of paraesthesia in the lateral shoulder. Examination reveals weakness of external rotation with the arm in abduction. Symptoms are worse at night, without any red flag signs. MRI shows an inferior para-labral cyst and labral tear.
The most likely diagnosis is:

QUESTION ID: 3186

1. Internal impingement
2. Long head of biceps tendinopathy
3. Parsonage Turner syndrome
4. Quadrilateral space syndrome
5. Suprascapular neuropathy
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