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Useful Trauma cheat sheet with short definitions
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Fractures and Dislocations
Definitions (cont) Depressed: Inward bulging of an outer cortex Compressed: Trabecular compaction resulting in decreased size of involved bone Chip/corner f# A type of avulsion fracture - seperation of a small chip of bone form the corner of a short tubular bone Stress f# - Fatigue = F# caused by repetitive stress - microtraumas Insufficiency f# stress f# through bone weakened by disease Occult f# Clinical signs of f# without radiological evidence can show up within 7-10 days Bone Bruise Trabecular micro f# with oedema and haemorrhage seen on MRI Pseudo-f# Not a true f# - linear lucencies caused by metabolic disorders such as Osteomalacia, Rickets and Pagets Incomplete f# Only one cortex broke, leaving a buckling/deformity - Greenstick f# Greenstick f# - <10 years old - horizontal f# through the convex side of a long bone, concave side remains intact Torus - Bulging of a cortex Types of F# Oblique: Across the shaft of a long bone @ 45 degree angle Spiral: Torsion and compression - ends of the bones are sharp/pointed Transverse: At a right angle to the shaft of a long bone - usually caused by bone weakened by disease Spatial Relationships of f# Alignment: Position distal fragment in relation to the proximal fragment - angulation + rotation Apposition: Amount of bony contact at the fracture site Traumatic Articular Lesions Subluxation - Partial loss of contact between articular components of a joint Dislocation Complete loss of contact between articular components of a joint Diastasis Displacement or full separation of a syndemosis - most common @ pubic symphysis and distal tibio-fibular syndesmosis Osteochondral Defect: F# at a joint surface that may involve only the cartilage and underlying bone By Siffi (Siffi) cheatography.com/siffi/ Not published yet. Last updated 30th June, 2020. Sponsored by CrosswordCheats.com Learn to solve cryptic crosswords!