Chapter 11 – Shoulder/Elbow II Structured SBA




Abstract




Shoulder/Elbow II Structured SBA Questions





Chapter 11 Shoulder/Elbow II Structured SBA


Mohan K. Pullagura and Faizan Jabbar



Shoulder/Elbow II Structured SBA Questions





1. A 10-year-old boy who is a keen javelin thrower complains of progressive medial elbow pain of his throwing arm for the last 6 months. Examination reveals medial-sided elbow tenderness. The x-ray and MRI images are shown in Figure 11.1(a) and (b).





Figure 11.1 (a) Anteroposterior (AP) radiograph and (b) MRI image elbow


What is the most appropriate management option?



A.

Abstain from the throwing activity


B.

Fuse the medial epicondyle


C.

ORIF medial epicondyle fracture


D.

Rest, activity modifications and physiotherapy


E.

Ulnar collateral ligament reconstruction



2. A 65-year-old female with recurrent left olecranon bursitis started on ciprofloxacin treatment presents with a sudden, sharp pain in the elbow after trying to lift a heavy shopping bag. On clinical examination, she has a tender olecranon process with an extension lag of terminal 30 degrees. The left lateral elbow x-ray is shown in Figure 11.2.





Figure 11.2 Lateral radiograph elbow


What is the most appropriate management option?



A.

Delayed reconstruction using tendon allograft


B.

Immediate surgical repair with a transosseous suture technique.


C.

Immobilisation for at least 6 weeks.


D.

Non-operative management, splint and supervised physiotherapy


E.

Urgent surgical repair using a modified double row technique with suture anchors



3. A 43-year-old man had a sudden onset of elbow pain while at the gym. Over time, the swelling and discomfort have settled. He reports that he is required to use power tools at work to tighten screws. He retains good power of flexion. MRI image is shown in Figure 11.3.





Figure 11.3 MRI elbow coronal image


Which structure is involved here?



A.

Brachialis


B.

Lacertus fibrosus


C.

Long head of biceps


D.

Short head of biceps


E.

Supinator muscle insertion



4. A 32-year-old male sustains a distal biceps rupture while lifting a heavy bag and elects to undergo surgical repair.


What is the most likely neurological deficit to occur as a complication of using a two-incision technique surgical approach?



A.

Loss of forearm flexion


B.

Loss of thumb extension


C.

Numbness over the little and ring fingers


D.

Numbness over the posterior forearm


E.

Numbness over the volar lateral aspect of the forearm



5. A 50-year-old tennis player has chronic pain over the lateral aspect of the elbow. He notes pain when using a heavy racket. On examination, he has pain with resisted wrist extension while the elbow is fully extended.


What does the pathoanatomy of this condition most likely demonstrate?



A.

Angiofibroplastic hyperplasia of ECRB


B.

Annular ligament tear


C.

Cystic degeneration of brachioradialis


D.

Microtears of flexor carpi ulnaris


E.

Microscopic calcification



6. A 52-year-old female had two steroid and local anaesthetic injections for a diagnosis of tennis elbow made by her GP and physiotherapist. She presents with lateral elbow pain and tenderness that worsens with extension and rotation. She also has episodes of weak grip with sleep interference.


What is the next most appropriate line of treatment?



A.

Inform her that you can try another steroid injection


B.

List for open release of the common extensor origin


C.

PRP injection


D.

Reassure and discharge to physiotherapist


E.

Send for further investigations, MRI and EMG



7. An 8-year-old boy was admitted from the ED after falling off a bicycle. He sustained a left elbow extension type supracondylar fracture (Figure 11.4). It was difficult to perform an objective assessment of the neurological status in the hand, as he was quite distressed at presentation. He was taken to theatre for an MUA and cast application. The following day, he complains of some weakness at the left hand.





Figure 11.4 Anteroposterior (AP) and lateral radiographs displaced supracondylar humerus fracture


What is the most likely finding on clinical examination?



A.

Inability to bend the tip of the index finger


B.

Inability to cock up wrist


C.

Inability to flex the MCPJ of the index finger


D.

Inability to supinate the forearm


E.

Inability to flex the MCPJ and extend the IPJ of the little and ring fingers



8. A 44-year-old man was involved in RTA and sustained a complex fracture dislocation of the elbow. The fracture was fixed, and ligaments repaired. Six months later the patient reports symptoms of elbow instability with everyday activities. It has been decided to offer reconstruction using a double loop tendon graft technique to improve stability.


All the following structures are augmented with this technique except for?



A.

Anterior band of MCL


B.

Anterolateral capsule


C.

LUCL


D.

Radial head


E.

Posterior band of the MCL



9. A 7-year-old girl fell 2 feet off a bunk bed onto her left elbow. The injury caused severe pain and deformity and was managed surgically. Clinic follow-up was patchy, as several follow-up appointments were missed due to illness and holidays. At 12 months the child was reviewed in clinic. Radiographs are shown in Figure 11.5 with the right side for comparison.





Figure 11.5 Anteroposterior (AP) radiographs forearm


Which of the following statements is true?



A.

Established deformity does not correct by itself and almost always needs corrective osteotomy


B.

Functional problems are due to limitation of extension of the elbow


C.

The resultant deformity is a combination of varus, extension and external rotation of the distal fragment


D.

The deformity is due to translation of the distal fragment


E.

There are minimal cosmetic issues with the forearm appearance



10. An 8-year-old boy who is a football player sustains an injury to his right elbow. Investigations demonstrated the fracture shown in Figure 11.6.





Figure 11.6 Anteroposterior (AP) and lateral radiographs right elbow


Which of the following statements is true?



A.

About half of these injuries are associated with elbow dislocation


B.

Ideal management is fragment excision and muscle re-attachment


C.

Open reduction followed with screw fixation is the preferred management


D.

This injury is usually intra-articular


E.

The fracture should be managed with simple immobilisation and early physiotherapy



11. During surgical treatment of an olecranon fracture with a tension-band wiring using transcortical fixation, what muscle function is at risk with over-penetration of the proximal anterior cortex of the ulna with the Kirchner wire?



A.

Adduction of the thumb


B.

IP flexion of the thumb


C.

MCP flexion of the index finger


D.

PIP flexion of the index finger


E.

Inability to cross the digits of the hand



12. A 10-year-old boy sustained a displaced grade 3 supracondylar fracture while jumping off a trampoline. His hand was pulseless and cold. MUA and closed wiring were performed, and the hand has now turned pink; however, it is still pulseless.


What is the most appropriate next step in management?



A.

Doppler probe to assess the radial pulse


B.

Emergency angiogram


C.

Loose-fitting splint application and reassess in 1 hour


D.

Open vascular exploration after 30 min observation for pulse


E.

Remove the wires and retry closed reduction and pin fixation



13. A 42-year-old man sustained a right elbow injury while playing football 3 months previously. His elbow radiograph is shown in Figure 11.7. He underwent surgery to the elbow. Postoperatively he was mobilised in a hinged brace. On examination today, his arc of elbow flexion is 85 degrees with 35 degrees of flexion deformity. His DASH Outcome Measure score is 45 points.





Figure 11.7 Lateral radiograph right elbow


What initial treatment option would most likely be the first line treatment of choice for the greatest improvement in his DASH score and function?



A.

Arthroscopic arthrolysis of the elbow


B.

Closed manipulation under anaesthesia


C.

Continuous passive motion device


D.

Self-directed exercise therapy


E.

Supervised exercise therapy with static progressive turnbuckle elbow splinting



14. A 11-year-old gymnast presented with a history of several weeks pain and stiffness in the elbow, often with a history of repeated valgus stress. Symptoms were increased by activity and relieved by rest. He has an effusion and a painful click on passive elbow rotation. He has lost approximately 20° of extension.


What is the most likely finding on MRI?



A.

A decreased signal intensity of the capitellum is seen on a T1 series and an increased signal intensity is shown on a T2 series


B.

Coronal T2 FS image showing high signal over medial epicondyle


C.

Increased T2-weighted signal intensity in the common extensor tendon, compatible with lateral epicondylitis


D.

Sagittal T2-weighted FS MR image demonstrates characteristic ‘kissing contusions’ on the posterior capitellum and anterior radial head and disruption of the posterior joint capsule. There is also posterior subluxation of the radial head


E.

T2-weighted image showing thickening of anterior band of MCL



15. A 7-year-old boy underwent ORIF for a severely displaced lateral condyle fracture of his elbow 4 years previously. There were no immediate complications post-surgery. He was brought back to the outpatient department with ongoing problems.


He is most likely to present with which of the following?



A.

Positive OK sign


B.

Positive Wartenberg’s sign


C.

Tennis elbow symptoms


D.

Unable to perform hitchhike thumb


E.

Difficulty picking up a cup



16. An 8-year-old girl presented with Grade 3 supracondylar fracture at 1700. She was taken to theatre overnight and underwent percutaneous cross K-wire fixation. She was sent home in the morning. She presented to the ED the same evening complaining that she cannot feel her little finger.


What is the most appropriate immediate management?



A.

Explore in theatre


B.

Reassure, review in clinic at 4 weeks for radiographs and removal of wires


C.

Refer for nerve conduction studies


D.

Remove the medial K-wire in the ED with clinic review in 1 week


E.

Arrange for change of cast into 40–60° of flexion



17. A 30-year-old man presented with an 8-week history of fall onto his elbow. He is complaining of recurrent elbow popping, clicking, cluncking and locking.


All the following structures are likely to have been injured except?



A.

Disrupted lateral ligament complex


B.

Disruption of the radial ulnar joint


C.

Torn anterior and posterior capsule


D.

Torn anterior band of MCL


E.

Torn LUCL



18. All of the following are true about radial neck fractures except which?



A.

Best outcomes are seen in patients >10 years of age


B.

Depending on the initial degree of angulation, a non-operative treatment can achieve good results in clinical scores


C.

If open reduction and osteosynthesis are needed, 50% of cases with open reduction have risk of osteonecrosis in children


D.

Radial neck fractures are a rare entity in adults


E.

They are usually due to a direct fall onto the elbow



19. A 45-year-old male presents to you with sensitivity in his right elbow. He reports that the pain occurs on the posteromedial aspect of the elbow, and it is particularly bad when he flexes his elbow, such as when he is using his cell phone. He describes the feeling as a 5 out of 10 ‘aching’ pain and says that it is sometimes accompanied by a sharp tingling sensation in his little and ring fingers. There is a feeling of clicking and something rolling with flexion and extension.


Which of the following should the surgeon avoid during surgical repair?



A.

Cauterisation of the motor nerve branch on the ulnar side of the septum to allow mobilisation


B.

Cauterisation of the first branch of the ulnar nerve if it is tethering the nerve


C.

Create a fascial sling or flaps of flexor pronator muscle to hold the nerve in place anteriorly


D.

Fascial release between the two heads of FCU


E.

Release of the intermuscular septum from the medial epicondyle



20. A 36-year-old left-handed female taxi driver presents to clinic with a 6-month history of progressive loss of manual dexterity and increasing numbness on the medial border of the right hand. Symptoms increase with a busy day in the taxi. There is no increase in symptoms with overhead activities. She sustained an elbow fracture as a child.


Clinical features suggestive of the diagnosis would include which of the following?



A.

Increased symptoms with overhead activities


B.

Preservation of dorsal hand sensation


C.

Positive elbow flexion compression test


D.

Positive Tinel’s sign at the wrist


E.

Wasting of interosseous muscles and clawing of the hand



21. A 22-year-old right-handed professional javelin thrower attends the outpatient clinic with a 1-month history of right elbow pain. The pain is localised to the medial side of the elbow, and his pain is exacerbated by overhead throwing activities. He denies any locking or catching within the elbow. Clinical examination demonstrates focal tenderness over the medial epicondyle. There is significant pain when a valgus stress is applied to the elbow.


The most likely diagnosis is which of the following?



A.

Flexor pronator muscle strain


B.

Medial epicondylitis


C.

Osteochondral lesion at the humeral ulnar joint


D.

Ulnar collateral ligament (UCL) tear


E.

Ulnar nerve subluxation



22. A 23-year-old body builder and regular gym user attends clinic complaining of several months’ history of tingling and numbness of his right little finger. Examination reveals weakness of pinch.


The most likely site of nerve compression would be which of the following?



A.

Anconeus epitrochlearis


B.

Arcuate ligament


C.

Guyon’s canal between the pisiform and hook of hamate


D.

Medial head of triceps


E.

Osbourne fascia



23. A 53-year-old male patient attends follow-up OP clinic after an MRI scan has been ordered for right shoulder pain. The scan reports a full-thickness tear.


Concerning rotator cuff tears, which of the following is true?


Jan 14, 2021 | Posted by in ORTHOPEDIC | Comments Off on Chapter 11 – Shoulder/Elbow II Structured SBA

Full access? Get Clinical Tree

Get Clinical Tree app for offline access