This practice set contains high-yield board review questions covering key concepts in Shoulder & Hip Sports. Each clinical scenario is designed to test your diagnostic and management skills relevant to this subspecialty.
Question 181
Topic: Shoulder & Hip Sports
In a patient with recurrent anterior shoulder instability, imaging reveals an engaging Hill-Sachs lesion with subcritical (10%) glenoid bone loss. The surgeon plans an arthroscopic Bankart repair. Which adjunctive procedure is most commonly performed to address the humeral head defect?
Correct Answer & Explanation
. Remplissage
Explanation
Remplissage (filling the defect with the infraspinatus tendon and posterior capsule) is indicated for an engaging Hill-Sachs lesion when glenoid bone loss is subcritical (<20%). It prevents the defect from engaging the anterior glenoid rim during abduction and external rotation.
Question 182
Topic: Shoulder & Hip Sports
A 22-year-old male rugby player presents with recurrent anterior shoulder instability after multiple prior dislocations. A CT scan of the shoulder reveals a 27% anterior glenoid bone loss. What is the most appropriate surgical management for this patient?
Correct Answer & Explanation
. Latarjet procedure
Explanation
Anterior glenoid bone loss greater than 20-25% is a critical indication for a bony augmentation procedure, such as the Latarjet procedure. Soft tissue stabilization alone (Bankart repair) in this setting has an unacceptably high failure rate.
Question 183
Topic: Shoulder & Hip Sports
A 19-year-old female gymnast complains of bilateral shoulder pain and a subjective feeling of the shoulders "sliding out of place." Examination reveals a positive sulcus sign, positive apprehension at varying degrees, and generalized ligamentous laxity. What is the most appropriate initial management?
Correct Answer & Explanation
. Aggressive physical therapy focusing on periscapular and rotator cuff strengthening
Explanation
The first-line treatment for multidirectional instability (MDI) is a prolonged course of physical therapy (minimum 6 months) emphasizing dynamic stabilization through rotator cuff and periscapular muscle strengthening.
Question 184
Topic: Shoulder & Hip Sports
During a stabilization procedure for recurrent anterior shoulder instability, the surgeon elects to perform a "remplissage." This specific surgical technique is designed to address which of the following pathomorphological findings?
Correct Answer & Explanation
. Large, engaging Hill-Sachs lesion
Explanation
The remplissage procedure involves tenodesis of the infraspinatus tendon and posterior capsule into a large, engaging Hill-Sachs defect. This converts it to an extra-articular lesion and prevents the defect from engaging the anterior glenoid rim during external rotation.
Question 185
Topic: Shoulder & Hip Sports
A 29-year-old elite volleyball player presents with posterior shoulder pain and paresthesias over the lateral aspect of the deltoid. An MRI demonstrates isolated denervation and atrophy of the teres minor. Compression of a neurovascular structure in the quadrilateral space is suspected. What are the correct borders of this anatomic space?
Correct Answer & Explanation
. Teres minor superiorly, teres major inferiorly, long head of triceps medially, surgical neck of humerus laterally
Explanation
The quadrilateral space is bordered by the teres minor (superior), teres major (inferior), long head of the triceps (medial), and surgical neck of the humerus (lateral). Compression of the axillary nerve in this space leads to Quadrilateral Space Syndrome.
Question 186
Topic: Shoulder & Hip Sports
Three weeks following an acute anterior shoulder dislocation, a 60-year-old male complains of continued weakness and an inability to bring his hand to his abdomen. You suspect a concomitant rotator cuff injury. Which of the following physical examination maneuvers would most specifically isolate the affected tendon in this scenario?
Correct Answer & Explanation
. Bear hug test
Explanation
The Bear hug test, along with the belly-press and lift-off tests, evaluates the integrity of the subscapularis tendon. Subscapularis tears are a common structural injury in older patients following an anterior shoulder dislocation.
Question 187
Topic: Shoulder & Hip Sports
A 62-year-old male is incidentally found to have an asymptomatic, full-thickness, 1.5 cm supraspinatus tear on an MRI ordered for a suspected cervical spine issue. What is the most likely natural history of this rotator cuff tear if observed conservatively over the next 2 to 3 years?
Correct Answer & Explanation
. Enlargement of the tear with a high likelihood of becoming symptomatic
Explanation
Longitudinal studies demonstrate that asymptomatic full-thickness rotator cuff tears have a high probability of enlarging over time. Furthermore, approximately 50% will become clinically symptomatic within 2 to 3 years as they progress in size.
Question 188
Topic: Shoulder & Hip Sports
A 22-year-old collegiate rugby player presents with recurrent anterior shoulder instability. He has had 5 dislocations over the past year. Advanced imaging reveals a 25% anterior glenoid bone loss. Which of the following surgical interventions is most appropriate to minimize his risk of recurrent dislocation?
Correct Answer & Explanation
. Open Latarjet procedure
Explanation
The open Latarjet procedure (coracoid transfer) is indicated for patients with recurrent anterior shoulder instability and significant glenoid bone loss, typically defined as greater than 20-25%. An arthroscopic Bankart repair alone in the setting of critical bone loss carries an unacceptably high failure rate.
Question 189
Topic: Shoulder & Hip Sports
A 45-year-old male with a history of poorly controlled epilepsy presents with right shoulder pain following a generalized tonic-clonic seizure. Examination reveals the arm locked in internal rotation. A CT scan confirms a locked posterior shoulder dislocation with an associated reverse Hill-Sachs lesion involving 35% of the articular surface. What is the most appropriate surgical management?
Correct Answer & Explanation
. Open reduction with transfer of the lesser tuberosity into the defect (Modified McLaughlin)
Explanation
For posterior dislocations with an anteromedial humeral head defect (reverse Hill-Sachs) involving 20% to 40% of the articular surface, a modified McLaughlin procedure (transferring the subscapularis/lesser tuberosity into the defect) is indicated to restore stability. Arthroplasty is generally reserved for defects >40-50% or older patients with concurrent arthritis.
Question 190
Topic: Shoulder & Hip Sports
A 32-year-old male presents to the emergency department after a generalized tonic-clonic seizure. He complains of severe left shoulder pain and inability to move his arm. Physical examination reveals the arm held in internal rotation and adduction, with a flattened anterior deltoid contour. Radiographs are obtained. Based on the provided image and clinical scenario, which of the following is the most likely diagnosis and a common associated bony lesion?
Correct Answer & Explanation
. Posterior glenohumeral dislocation with a reverse Hill-Sachs lesion.
Explanation
The clinical presentation of an arm held in internal rotation and adduction, especially following a seizure, is highly classic for a posterior glenohumeral dislocation. The 'lightbulb sign' on radiographs and an overlap of the humeral head with the glenoid are indicative of a posterior dislocation. A reverse Hill-Sachs lesion, an impression fracture on the anteromedial aspect of the humeral head, is a common associated bony lesion that occurs when the posterior glenoid rim impacts the humeral head during a posterior dislocation.
Question 191
Topic: Shoulder & Hip Sports
A 28-year-old professional weightlifter presents with chronic, deep-seated posterior shoulder pain and a sensation of 'clunking' during overhead lifts, particularly during bench press. He denies any acute traumatic event but reports a gradual onset of symptoms over 6 months. Physical examination reveals a positive Jerk test and apprehension with combined adduction, internal rotation, and flexion. An MR Arthrography (MRA) is performed.
Based on the clinical presentation and the provided MRA image, which of the following soft tissue lesions is MOST likely present and contributes significantly to his symptoms?
Correct Answer & Explanation
. Kim lesion.
Explanation
Correct Answer: CThe patient's history of chronic posterior shoulder pain, clunking during overhead activities (especially bench press, which involves adduction and internal rotation), and positive Jerk test are highly suggestive of posterior glenohumeral instability. The MRA image, which is the gold standard for evaluating soft tissue lesions, would be used to identify specific pathology. The case content specifically mentions the 'Kim lesion' as an avulsion of the posterior-inferior labrum from the glenoid rim with an associated partial tear or delamination of the glenoid cartilage, often subtle and potentially missed. This type of lesion is consistent with chronic microtrauma in athletes like weightlifters and contributes to posteroinferior instability.Option A (Anterior Bankart lesion) is associated with anterior instability and would present with different symptoms and physical exam findings.Option B (SLAP tear) typically presents with pain during overhead activities, but the primary instability symptoms and positive Jerk test point more specifically to posterior instability.Option D (Rotator cuff tear of the supraspinatus) would primarily cause pain with abduction and external rotation, and weakness, rather than clunking and apprehension in adduction/internal rotation.Option E (Subscapularis tendon avulsion) is associated with anterior instability or trauma and would affect internal rotation strength and anterior stability.
Question 192
Topic: Shoulder & Hip Sports
A 40-year-old male presents with recurrent posterior shoulder subluxations following a fall onto an outstretched hand (FOOSH) 6 months prior. Conservative management has failed. Pre-operative imaging includes a 3D CT scan, which reveals significant posterior glenoid bone loss. The image below is representative of such a finding.
Given the finding of significant posterior glenoid bone loss, which of the following surgical interventions is MOST appropriate to restore glenoid articular arc and prevent recurrence?
Correct Answer & Explanation
. Open posterior glenoid augmentation with an autogenous iliac crest bone graft.
Explanation
Correct Answer: CThe case content explicitly states that open posterior approaches are indicated for cases with substantial posterior glenoid bone loss (>15-20%). For significant glenoid bone loss, augmentation of the posterior glenoid rim is necessary, typically with an autogenous bone graft (e.g., iliac crest) or allograft, which is shaped and fixed to the posterior glenoid neck to effectively extend the posterior glenoid rim. The 3D CT image is essential for quantifying this bone loss, making an open bone grafting procedure the most appropriate choice to restore the glenoid articular arc and provide a stable platform.Option A (Arthroscopic posterior labral repair with capsular plication) is generally preferred for isolated soft tissue lesions without significant bone loss. It would be insufficient for substantial bone loss.Option B (Arthroscopic remplissage procedure) addresses an engaging reverse Hill-Sachs lesion on the humeral head, not glenoid bone loss.Option D (Arthroscopic biceps tenodesis) is for biceps pathology and does not address glenohumeral instability or bone loss.Option E (Open anterior Latarjet procedure) is for anterior glenoid bone loss, not posterior, and would be inappropriate in this context.
Question 193
Topic: Shoulder & Hip Sports
A 25-year-old male presents with chronic posterior shoulder pain and a feeling of instability. He is a competitive swimmer and experiences symptoms during freestyle strokes. MRI reveals a posterior labral tear and mild capsular laxity. A CT scan is also performed to rule out bony pathology. The CT scan shows normal glenoid retroversion and no significant glenoid bone loss. Which of the following is the MOST appropriate initial surgical management for this patient?
Correct Answer & Explanation
. Arthroscopic posterior labral repair with capsular plication.
Explanation
Correct Answer: CThe case content states that 'Arthroscopic stabilization is generally preferred for isolated posterior labral tears (reverse Bankart lesions) and capsular laxity without significant bone loss.' This patient has a posterior labral tear and mild capsular laxity, with no significant glenoid bone loss or abnormal retroversion, and no mention of an engaging reverse Hill-Sachs lesion. Therefore, arthroscopic posterior labral repair with capsular plication is the most appropriate initial surgical management, aiming to reattach the labrum and tighten the posterior capsule.Option A (Open posterior glenoid osteotomy) would be indicated for significant glenoid retroversion, which is not present here.Option B (Open posterior Latarjet procedure) is a complex procedure for significant glenoid bone loss, which is also not present.Option D (Arthroscopic remplissage procedure) is indicated for an engaging reverse Hill-Sachs lesion, which is not mentioned as present.Option E (Total shoulder arthroplasty) is a salvage procedure for severe arthritis or irreparable damage, not indicated for this patient's condition.
Question 194
Topic: Shoulder & Hip Sports
A 29-year-old professional baseball pitcher presents with persistent posterior shoulder pain and a sense of instability, particularly during the follow-through phase of his pitching motion. He has failed extensive non-operative management. MRI reveals a subtle posterior-inferior labral avulsion with associated partial delamination of the glenoid cartilage, but no discrete labral tear. A 3D CT scan shows no significant glenoid bone loss or engaging reverse Hill-Sachs lesion. Given these findings, which specific soft tissue lesion is MOST likely present and requires careful identification during arthroscopy?
Correct Answer & Explanation
. Kim lesion.
Explanation
Correct Answer: DThe patient's symptoms of posterior shoulder pain and instability, especially in a high-demand overhead athlete, combined with the MRI findings of a 'subtle posterior-inferior labral avulsion with associated partial delamination of the glenoid cartilage, but no discrete labral tear,' are highly characteristic of a Kim lesion. The case content defines a Kim lesion as 'An avulsion of the posterior-inferior labrum from the glenoid rim with an associated partial tear or delamination of the glenoid cartilage, but without a discrete labral tear. This lesion is often subtle and can be missed.' This description perfectly matches the MRI findings and the clinical scenario.Option A (Anterior Bankart lesion) is for anterior instability.Option B (SLAP tear) involves the superior labrum and biceps anchor, not primarily the posterior-inferior aspect.Option C (Reverse Bankart lesion) is a discrete posterior labral tear, which the description explicitly states is 'without a discrete labral tear' in the Kim lesion definition.Option E (Posterior superior labral tear) is a different location and typically presents differently.
Question 195
Topic: Shoulder & Hip Sports
A 42-year-old male presents with a chronic, unreduced posterior glenohumeral dislocation following a motor vehicle accident 3 months prior. He has significant pain and functional limitation. Pre-operative imaging reveals a large, engaging reverse Hill-Sachs lesion occupying approximately 30% of the humeral head articular surface, in addition to a posterior labral tear. The glenoid morphology is otherwise normal. Which of the following surgical strategies is MOST appropriate to address the engaging reverse Hill-Sachs lesion in this scenario?
Correct Answer: CThe case content specifically addresses the management of engaging reverse Hill-Sachs lesions: 'For engaging reverse Hill-Sachs lesions (often those occupying >25% of the humeral head articular surface), a remplissage procedure (French for 'to fill in') can be performed. This involves tenodesing the infraspinatus tendon and posterior capsule into the humeral head defect using suture anchors. This effectively fills the defect, preventing it from engaging the posterior glenoid rim during internal rotation and adduction.' Given the large, engaging nature of the lesion (30% of the articular surface), a remplissage procedure is the most appropriate strategy to prevent recurrent engagement and instability.Option A (Arthroscopic posterior labral repair only) would not address the engaging bony defect, leading to high recurrence rates.Option B (Open posterior glenoid bone block augmentation) is for glenoid bone loss, not for a humeral head defect.Option D (Debridement of the reverse Hill-Sachs lesion) would remove articular cartilage and potentially worsen the defect, not stabilize it.Option E (Total shoulder arthroplasty) is an extreme measure for severe arthritis or irreparable damage, not indicated as a primary treatment for an engaging Hill-Sachs lesion in an otherwise normal glenoid.
Question 196
Topic: Shoulder & Hip Sports
A 22-year-old collegiate linebacker presents with recurrent anterior shoulder instability. CT scan demonstrates 22% anterior glenoid bone loss. Which of the following procedures is most appropriate to prevent recurrent instability?
Correct Answer & Explanation
. Coracoid transfer (Latarjet procedure)
Explanation
In a collision athlete with critical anterior glenoid bone loss (typically >15-20%), soft tissue stabilization alone has an unacceptably high failure rate. The Latarjet procedure (coracoid transfer) is the most reliable option for restoring stability.
Question 197
Topic: Shoulder & Hip Sports
In the evaluation of anterior shoulder instability, the "glenoid track" concept is utilized to determine the risk of engagement of a Hill-Sachs lesion. Which of the following defines an "off-track" lesion?
Correct Answer & Explanation
. The Hill-Sachs interval is greater than the intact glenoid track width
Explanation
An "off-track" lesion occurs when the Hill-Sachs interval (width of the defect plus the medial bone bridge) is greater than the intact glenoid track width. This indicates the lesion will engage the anterior glenoid rim during abduction and external rotation.
Question 198
Topic: Shoulder & Hip Sports
During an arthroscopic stabilization for recurrent anterior shoulder instability, the surgeon visualizes the anterior labrum healed medially along the scapular neck. Which of the following best describes this lesion?
Correct Answer & Explanation
. ALPSA lesion
Explanation
An ALPSA (Anterior Labroligamentous Periosteal Sleeve Avulsion) lesion occurs when the torn anterior labrum displaces medially and heals to the scapular neck. It must be mobilized and shifted laterally back to the glenoid rim during repair.
Question 199
Topic: Shoulder & Hip Sports
A 22-year-old rugby player undergoes a Latarjet procedure for recurrent anterior shoulder instability with 25% glenoid bone loss. Postoperatively, he has weakness in elbow flexion and decreased sensation over the lateral forearm. Which nerve is most likely injured?
Correct Answer & Explanation
. Musculocutaneous nerve
Explanation
The musculocutaneous nerve is at risk during the Latarjet procedure as it enters the coracobrachialis 5-8 cm distal to the coracoid process.
Question 200
Topic: Shoulder & Hip Sports
A 25-year-old male with recurrent anterior shoulder instability undergoes an arthroscopic stabilization. He is noted to have 10% glenoid bone loss and a large, engaging Hill-Sachs lesion. What is the most appropriate surgical management?
Correct Answer & Explanation
. Arthroscopic Bankart repair with remplissage
Explanation
An engaging Hill-Sachs lesion with subcritical glenoid bone loss (<20%) is best treated with an arthroscopic Bankart repair combined with a remplissage procedure.
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