Shoulder Injuries
A 28-year-old rugby player presents after falling onto his right shoulder during a tackle. He has severe pain over the AC joint with a visible "step" deformity. Examination reveals tenderness at the AC joint, a palpable prominence of the distal clavicle, and positive crossbody adduction test. X-rays show complete AC joint dislocation with the CC distance increased to 200% of the contralateral side. The shoulder surgeon explains the Rockwood classification, the role of the coracoclavicular ligaments, and discusses whether this injury requires surgical reconstruction. Regarding AC joint injuries:
Mark each as TRUE or FALSE
The AC joint stabilizers include the AC LIGAMENTS (provide AP stability), CORACOCLAVICULAR (CC) LIGA...
ROCKWOOD CLASSIFICATION: Type I = AC ligament sprain, CC intact (no X-ray changes); Type II = AC lig...
The AC ligaments provide vertical stability; CC ligaments provide AP stability; the normal CC distan...
Treatment: Types I-II are NONOPERATIVE (sling, ice, early mobilization); Type III is CONTROVERSIAL -...
Surgical techniques include ANATOMIC CC reconstruction (conoid and trapezoid tunnels), MODIFIED WEAV...
Answer the questions to see explanations
Click T (True) or F (False) for each option