Summary of complex elbow injuries involving the radial head presented at American Association for Hand Surgery by Adam Watts from Wrightington Hospital, UK
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Complex Elbow Injuries
1. Complex elbow injuries
involving the radial head
Adam C Watts
Consultant Elbow and Upper Limb Surgeon, Wrightington Hospital
Visiting Professor, Manchester University
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Does the coronoid need to be
fixed?
Cohort study of 14 consecutive patients (Level 4)
2 Regan-Morrey type I, 12 type 2
No coronoid fixation - Min f/u 24 months
Mean arc of motion 123°
DASH 14
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Fix or Replace?
No difference in ROM (Level 4)
ORIF more likely to be unstable
33% risk of arthrosis with arthroplasty
Equivalent re-operation rates
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Jupiter Classification of Type II
Fractures
IIa Coronoid level
IIb Metaphyseal/Diaphyseal
junction
IIc Distal to coronoid
IId Fracture extending to
distal 1/2 ulna
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Ring Classification
Type I
Apex anterior diaphyseal ulna fracture with anterolateral
dislocation of radiocapitellar and PRUJ
Type II
Metaphyseal buckle fractures with anterolateral radiocapitellar
dislocation (paediatric only)
Type III
Apex posterior ulna fractures with posterior dislocation
radiocapitellar joint
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Experience to date
15 Procedures (chronic injuries) min follow-up 18
months
1 persistent axial instability - revised to OBF
No other recurrent proximal migration
Mean DASH improved 77 to 41/100
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