PPT-Stress Fractures

Normal Anatomy Bone remodels under wolffs law Remodelling takes place via mechanotransduction Remodelling is based on the force and load placed through the bone If loading on a bone increases the bone will remodel itself to become stronger and resist the loading. Fractures Peculiar to Children. Torus or buckling. Greenstick. Bowing. Epiphyseal. Often only incomplete fracture line is seen. Fractures Peculiar to Children. A. B. C. D. Torus Fracture Radius. Torus Fracture Radius. Joseph L. . McQuirter. , . DDS. Oral and Maxillofacial Surgery. Fractures of the Teeth & Jaws. (. Orofacial. Fractures). Dentoalveolar. . (teeth and surrounding bone). . Mandibular. Dan Preece DPM, PGY-1. Stress . Fx. Frequency /Distribution: . -. second metatarsal 52%. -. third metatarsal 35%. -. first . metatarsal . 8%. -. fourth . and fifth metatarsals . 5%. **shorter . first metatarsal of Morton's foot . Allison Moriarty. December 16, 2006. Outline. Epidemiology. Anatomy. Imaging. Classification. Complications. Treatment. Epidemiology. Only 2-3% of all skeletal fractures . Most result from high energy trauma . Mechanism of injury. Fractures of the . tibial. plateau are caused by a . varus. or . valgus. force combined with axial loading (a pure . valgus. force is more likely to rupture the ligaments).This is sometimes the result of a car striking a pedestrian(hence . Pelvis and sacrum. By Sarah Hansen SPTA. Objectives. Be able to list and differentiate between the different classification systems for pelvic fractures.. Demonstrate knowledge of the classification systems for sacral fractures.. ULNA. Mechanism of injury and pathology. Fractures . of the shafts of both forearm bones . occur quite . commonly. . A twisting force . (usually a fall on . the hand. ) produces . a spiral fracture . ARNE GRAFF MD. MAYO CLINIC-ROCHESTER. OBJECTIVES:. RECOGNIZE RISK FACTORS ASSOCIATED WITH ABUSE. DEVELOP EVALUATION PROCESS. HOW TO DEVELOP AN IMPRESSION. DISCLOSURE:. NONE. DO PARTICIPATE IN COURT CASES FOR BOTH THE DEFENSE AND PROSECUTORS. Michael D. McKee, MD, FRCS(C) . Professor, Division of . Orthopaedics. , . St. Michael’s Hospital, University of Toronto,. Toronto, Canada. . Update 05/2016. Disclosure. OTA, COA, ASES, Zimmer, Wright Medical - research funds and institutional support. Alfred A. Mansour, MD. Milton L. (Chip) Routt, Jr., MD. Shiraz . Younas. , MD. Updated February 2016. Objectives. Review relevant pediatric proximal femoral development and anatomy. Review the types of pediatric hip fractures. Dr. Howard C H Chen. Athlete’s Care Sports Medicine Centres. Faculty/Presenter Disclosure. Faculty: Dr. Howard C. H. Chen. Relationships with commercial interests . Not Applicable. Relationships with commercial interests. FRACTURES OF MAXILLA AND MANDIBLE By DR.CHAMPA SUSHEL MBBS- FCPS ASSISTANT PROFESSOR SURGICAL UNIT -4 Etiology Maxillofacial fractures result from either blunt or penetrating trauma. BMS L. ECTURES . SERIES. MANDIBULAR FRACTURES. Second most commonly fractured part of the . maxillofacial . skeleton because of its position and prominence.. The location and pattern of fracture are determined by the mechanism of injury and the direction of the vector of the force. Oblique. Comminuted. Spiral. Compound. Kind of fractures (2). Greenstick. Segmental. Transverse. Kind of fractures (3). Closed fracture. Open fracture. Ankle fractures. Fracture of femur. Rib fractures.