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Sternoclavicular Sternoclavicular joint dislocationjoint dislocation
Jason Blackham, MDJason Blackham, MDClinical Assistant Professor Clinical Assistant Professor
Division of General InternalDivision of General Internal MedicineMedicine
University of Iowa Sports Medicine University of Iowa Sports Medicine CenterCenter
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HistoryHistory 17 yo high school quarterback was 17 yo high school quarterback was
sacked during a gamesacked during a game Complained ofComplained of
Right antero-inferior neck painRight antero-inferior neck pain DyspneaDyspnea DysphagiaDysphagia
Unremarkable PMHUnremarkable PMH
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Physical ExamPhysical Exam RR 20, HR 84RR 20, HR 84
Normal mentation and no resp Normal mentation and no resp
distressdistress
Neurological exam normalNeurological exam normal
Pain with palpation of right claviclePain with palpation of right clavicle Loss of fullness of proximal clavicleLoss of fullness of proximal clavicle No skin tentingNo skin tenting
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Physical ExamPhysical Exam Walked off the fieldWalked off the field
Postured with head tilted (R), arm at side Postured with head tilted (R), arm at side in IR with elbow at 90 degrees flexionin IR with elbow at 90 degrees flexion
Off field examOff field exam Trachea midline, no stridorTrachea midline, no stridor Breath sounds normal, symmetric, Breath sounds normal, symmetric,
resonantresonant No cardiac murmer or rub and symmetric No cardiac murmer or rub and symmetric
pulsespulses Transported to EDTransported to ED
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Differential Differential DiagnosisDiagnosis
Shoulder dislocationShoulder dislocation
Proximal clavicular Proximal clavicular
fracturefracture
Sternoclavicular joint Sternoclavicular joint
dislocationdislocation
Traumatic pneumothoraxTraumatic pneumothorax
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T
CC
AF
R
BV BAE
BV
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DiagnosisDiagnosis Posterior Posterior
sternoclavicular sternoclavicular joint dislocation joint dislocation with avulsion with avulsion fracturefracture
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Closed ReductionClosed Reduction
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TreatmentTreatment Reduction under general anesthesiaReduction under general anesthesia
4 weeks immobilized in sling4 weeks immobilized in sling
2 weeks of protected ROM, 2 weeks of protected ROM,
strengtheningstrengthening
Cornerback for 3 weeksCornerback for 3 weeks
Returned to quarterback at 9 weeksReturned to quarterback at 9 weeks
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EpidemiologyEpidemiology
40% MVC40% MVC
21% Sports21% Sports
39% Other 39% Other
TraumaTrauma
~~3% of all 3% of all
shoulder girdle shoulder girdle
injuriesinjuries
> 90% anterior > 90% anterior
dislocationsdislocationsClin Sports Med 2003;22:387-405Clin Sports Med 2003;22:387-405Phys Sports Med 1999;27(2):105-13Phys Sports Med 1999;27(2):105-13
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MechanismsMechanisms
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Mechanisms of PosteriorMechanisms of Posterior
Fall on shoulder with arm flexed and Fall on shoulder with arm flexed and adductedadducted Lateral force to shoulder when shoulder Lateral force to shoulder when shoulder
rolled forwardrolled forward Posterolateral force to shoulder while Posterolateral force to shoulder while
opposite shoulder on groundopposite shoulder on ground Force to anteromedial clavicleForce to anteromedial clavicle
Clin Sports Med 2003;22:387-405Clin Sports Med 2003;22:387-405Military Med 2004;169(2):134-6Military Med 2004;169(2):134-6Rockwood and Green’s Fractures in Adults. 1997Rockwood and Green’s Fractures in Adults. 1997
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Complications of Complications of AnteriorAnterior
SC joint arthritisSC joint arthritis Cosmetic Cosmetic
appearanceappearance Persistent Persistent
prominenceprominence Chronic painChronic pain Recurrent Recurrent
instabilityinstability
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Complications of Complications of PosteriorPosterior
PneumothoraxPneumothorax Compression or lacerationCompression or laceration
TracheaTrachea EsophagusEsophagus Artery / VeinArtery / Vein
SVC lacerationSVC laceration Brachial plexus injuryBrachial plexus injury Thoracic outlet obstructionThoracic outlet obstruction
J Trauma 1998;44(2):381-3J Trauma 1998;44(2):381-3Clin Sports Med 2003;22:371-85Clin Sports Med 2003;22:371-85
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Treatment of AnteriorTreatment of Anterior
Anterior DislocationAnterior Dislocation ControversialControversial Majority unstable Majority unstable
following reductionfollowing reduction Sling Sling
immobilization for immobilization for 6 weeks 6 weeks
If continued If continued symptoms, symptoms, surgerysurgery
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Treatment of PosteriorTreatment of Posterior
Recommendation is for closed Recommendation is for closed reductionreduction <48 hrs to <7 days of injury<48 hrs to <7 days of injury
Sling or figure-of-eightSling or figure-of-eight Single review article & case studiesSingle review article & case studies
good resultsgood results If unstable or complications, then openIf unstable or complications, then open
Clin Sports Med 2003;22:359-70Clin Sports Med 2003;22:359-70Clin Sports Med 2003;22:387-405 Clin Sports Med 2003;22:387-405 Can J Surgery 1986;29(2):104-6Can J Surgery 1986;29(2):104-6J Trauma 1967;7(3):416-23J Trauma 1967;7(3):416-23
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Return to PlayReturn to Play
Sling or figure-eight harness for Sling or figure-eight harness for
4-6 weeks4-6 weeks
Return when pain free motionReturn when pain free motion
may require additional 4-8 may require additional 4-8
weeksweeks
Military Med 2004;169(2):134-6Military Med 2004;169(2):134-6Phys Sports Med 1999;27(2):105-13Phys Sports Med 1999;27(2):105-13
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Operative TreatmentOperative Treatment
ClaviculectomyClaviculectomy Resection of medial clavicleResection of medial clavicle Reconstruction of capsule or Reconstruction of capsule or
ligamentsligaments Not pinningNot pinning
Migration of transfixion pinsMigration of transfixion pins
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Operative TreatmentOperative Treatment
Capsule repair with tendon graftCapsule repair with tendon graft Burrow’s procedureBurrow’s procedure
Sublcavius tendon tenodesisSublcavius tendon tenodesis Fascia lata graftFascia lata graft Sternocleidomastoid muscleSternocleidomastoid muscle Medial clavicle osteotomyMedial clavicle osteotomy
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OutcomeOutcome Completed FB season without pain or Completed FB season without pain or
instabilityinstability
Pitched for high school baseball teamPitched for high school baseball team
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SummarySummary Posterior SC dislocations are rarePosterior SC dislocations are rare
Potentially severe complicationsPotentially severe complications
Closed reduction is preferredClosed reduction is preferred
RTP after healing and ROM RTP after healing and ROM
regainedregained generally 6-14 weeksgenerally 6-14 weeks