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Learn about physeal injuries, bony bridge resection, and treatments for young children with distal femur fractures. Explore incidence, anatomy, mechanisms of injury, and recommended interventions.
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DISTAL FRACTURES OF THE FEMUR NEI BOTTER MONTENEGRO DISCIPLINA DE ORTOPEDIA PEDIÁTRICA HOSPITAL DAS CLÍNICAS DA FACULDADE DE MEDICINA DA USP
ANATOMY A X I A L LESS THAN 1% OF CHILDREN’S FRACTURES
PHYSEAL INJURYPARADOXAL RESISTENCE WIDENESS PLATE SHAPE TRACTION – SOFT TISSUES
MECHANISM OF INJURY ANGULARFORCE – VARUS, VALGUS SAGITAL – ANTERIOR HIPEREXTENTION YOUNG CHILD – ARTROGRIPOSYS, INFECTION, LEUKEMIA, RICKETS, SCURVY
TREATMENTSALTER – HARRIS TYPE I • YOUNG CHILD • REDUCTION UNDER ANESTHESIA • LONG WELL-MOLDED PLASTER CAST
TREATMENT • SMOOTH K-WIRES (2 mm) • 3 WEEKS
TREATMENTSALTER – HARRIS TYPE II • MOST COMMON (2/3) • THURSTON HOLLAND (COMPRESSION) • OVER TEN YEARS
TREATMENTREDUCTION AND CAST SALTER – HARRIS II DISTAL FEMUR VERY UNSTABLE LEE - 1977
TREATMENT9 YEARS OLD GIRL / CLOSED REDUCTION AND PERCUTANEOUS SCREWS
SALTER – HARRIS III AND IV INTRAARTICULAR: • DISPLACED AT THE TRAUMA OR AFTER IMOBILIZATION • DUE TO COMPRESSION FORCES
OPEN REDUCTION OSTEOSINTHESIS PHYSEAL ARREST (BONY BRIDGE) STILL POSSIBLE
TREATMENT AS SOON AS POSSIBLE. • FIBROUS ATTACHMENT IN FEW DAYS • TYPES I AND II (3 TO 5 DAYS) • IF CLOSE REDUCTION IS DIFICULT: • PERIOSTEAL FLAP • OPEN REDUCTION – RESECT IT • III AND IV • OPEN INJURIES – OPEN REDUCTION
PHYSEAL ARRESTPRE DETERMINED FACTORS • TRAUMA ENERGY • OPEN FRACTURES / INFECTION • SALTER-HARRIS • AGE
PHYSEAL ARRESTWHERE TO INTERFERE • TIME BEFORE REDUCTION • ANATOMIC REDUCTION • FRACTURE ESTABILITY
PHYSEAL PARTIAL GROWTH ARREST • RESECTION • AT LEAST 2 YEARS OF PREDICTED GROWTH • 33% OF THE PHYSIS • NO INFECTION • OVER 15O – OSTEOTOMY • OVER 1/3 – OSTEOTOMY
BONY BRIDGE VALGUS
BONY BRIDGE OSTEOTOMY / RESECTION