COLLES' FRACTURE
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FIRST DESCRIBED BY
ABRAHAM COLLES IN 1814
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DEFINITION
FRACTURE AT THE DISTAL END OF RADIUS
AT ITS CORTICO-CANCELLOUS JUNCTION
ABOUT 2 CM FROM THE DISTAL ARTICULAR
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SURFACE OCCURING IN OSTEOPOROTIC BONE.MECHANISM OF INJURY
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FALL ON AN OUTSTRETCHED HAND WITH
DORSIFLEXION RANGING FROM 400 TO 900
PATHOANATOMY
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DISPLACEMENTS
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t IMPACTION OF FRAGMENTSt DORSAL DISPLACEMENT
t DORSAL TILT
t LATERAL DISPLACEMENT
t LATERAL TILT
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t SUPINATION--- Content provided by FirstRanker.com ---
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INJURIES
FRACTURE OF STYLOID PROCESS OF ULNA
RUPTURE OF ULNAR COLLATERAL LIGAMENT
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RUPTURE OF TRIANGULAR CARTILAGE OF ULNARUPTURE OF INTEROSSEOUS RADIOULNAR
LIGAMENT PRODUCING RADIOULNAR
DISLOCATION
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SYMPTOMS
? PAIN
? SWELLING
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? DEFORMITY--- Content provided by FirstRanker.com ---
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SIGNS
? TENDERNESS
? IRREGULARITY OF LOWER END OF RADIUS
? DINNER FORK DEFORMITY
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? ULNAR & RADIAL STYLOID AT THE SAME LEVELDINNER FORK DEFORMITY
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DINNER FORK DEFORMITY
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RADIOLOGICAL FEATURES
LATERAL VIEW:- DORSAL TILT
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AP VIEW:- LATERAL TILTLATERAL VIEW
AP
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VIEWTREATMENT
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? UNDISPLACED- IMMOBILISATION IN BELOW ELBOW
PLASTER CAST FOR 6 WEEKS
? DISPLACED
- MANIPULATIVE REDUCTION &
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IMMOBILISATION IN COLLES CAST? COMMUNITED FRACTURE
- SHORT EXTERNAL FIXATOR
OR
JESS FIXATOR
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COLLES CAST
COMPLICATIONS
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A. MALUNION
B. STIFFNESS OF JOINTS
C. SUBLUXATION OF INFERIOR RADIOULNAR
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JOINTD. CARPAL TUNNEL SYNDROME
E. SUDECK'S OSTEODYSTROPHY
F. RUPTURE OF EXTENSOR POLLICIS TENDON
THANK YOU
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