Exam Module- Upper Limb Trauma 1. A 23-year –old male suffers from left medial clavicle pain and hoarseness of voice after a road traffic accident. There are no fractures, but on a 40-degree cephalic tilt AP view of both clavicles (serendipity view), the left medial clavicle appears to be caudally displaced (relative to the level of the right medial clavicle). What is the diagnosis? Fracture sternum Superior sternoclavicular dislocation Inferior sternoclavicular dislocation Anterior sternoclavicular dislocation Posterior sternoclavicular dislocation(Question 1 of 10)2. The humeral head is predominantly perfused by which of the following vessels? anterior humeral circumflex artery thoracoacromial artery subscapular artery profunda brachii artery posterior humeral circumflex artery (Question 2 of 10)3. The most common site of developmental nonunion is between which of the following acromial ossification centers? e. the preacromion and the metaacromion The mesoacromion and metaacromion d. The metaacromion and The basiacromion c. The basiacromion and the preacromion The basiacromion and the mesoacromion (Question 3 of 10)4. What is the most common complication after antegrade intramedullary nail fixation of a humeral shaft fracture? Shoulder pain Nonunion Axillary nerve injury Infection Radial nerve injury (Question 4 of 10)5. Which of the following proximal humerus fractures typically have the most favorable outcome if managed by ORIF rather than immediate hemiarthroplasty? d) Four-part fracture with valgus impaction of the head b) Four-part fracture with posterior displacement of the shaft a) Four-part fracture with anterior displacement of the shaft c) Four-part fracture with varus impaction of the head (Question 5 of 10)6. The ‘safe zone” for placement of hardware in radial head fracture is 100 degrees centered over the coronal equator, with the forearm held in what position? Neutral rotation 45 degrees of pronation Full pronation 45 degrees of supination Full supination (Question 6 of 10)7. The most significant risk factor for nonunion of fractures of the middle third of the clavicle is which of the following? Smoker Shortening of > 2 cm Comminution at the fracture site Obese individual Short Duration of Immobilisation (Question 7 of 10)8. What radiological finding is pathognomic of scapulothoracic dissociation? Widened scapular index Displaced coracoid fracture More than 7 cm widening of fracture at medial border of scapula Associated sternoclavicular dislocation and Acromioclavicular dislocation Floating shoulder (Question 8 of 10)9. Essex Lopresti injury results from fall on what position of the forearm? Flexion Varus Pronation Valgus Extension(Question 9 of 10)10. Which of the following is not a component of the “superior shoulder suspensory complex? The superior glenohumeral ligament The coracoclavicular ligaments The acromioclavicular ligaments The coracoid process The distal third of the clavicle (Question 10 of 10) Loading ... Get explanatory answers from our book, Post Views: 5,310 Related Posts Trauma Module-Lower ExtremityGet explanatory answers from our book, Hand Surgery Exam ModuleGet explanatory answers from our book, Spine Surgery Exam ModuleGet explanatory answers from our book,
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