dx imaging 3 review trauma -casey foster. cervical spine atlas fractures – jefferson’s fracture...
TRANSCRIPT
Cervical Spine
• Atlas fractures– Jefferson’s fracture– Posterior arch fracture of atlas– Anterior arch fracture of the atlas– Lateral mass fracture of the atlas– Rupture of the transverse lig.
• Pneumonic=LAP JR
Cervical Spine
• Axis Fractures– Hangman’s fracture– Teardrop fracture– Odontoid fracture
Pneumonic=Odin sheds a tear for the hangman
Cervical Spine
• Lower Cervical fractures– Wedge fracture– Burst fracture– Teardrop fracture– Pillar fracture– Clayshoveler’s fracture– Lamina fracture– TP fracture
Cervical Spine
• Cervical dislocations– Atlanto-occipital dislocation– Atlantoaxial dislocation– Bilateral interfacet dislocation– Unilateral interfacetal dislocation
Lumbar Spine
• Lumbar fractures– Compression fracture– Burst fracture– Posterior Apophyseal Ring fracture– Kümmel's Disease– TP fracture– Pars Interarticularis fracture– Chance (Lap Seat Belt) fracture
Pelvis
• Fractures of the Pelvis– Bucket-handle fracture Dashboard fracture– Duverney’s fracture Explosion fracture– Matgaigne’s fracture Prussian's disease– Rider’s bone– Sprung pelvis (Open book fracture)– Straddle fracture Suicidal jumper’s
fracture
Bucket-handle fracture
• Superior and inferior pubic ramus fracture w/ fracture or separation of contralateral SI joint
Matgaigne’s fracture
• Superior and inferior pubic rami fracture w/ fracture near or separating the ipsilateral SI joint
Suicidal jumper’s fracture
• Horizontal fracture through the S1 or S2 segments associated w/ falls from a height
Knee
• Fractures– Bumper/fender fracture– Flake fracture– Floating knee– Lipohemoarthrosis– Segond’s fracture– Trampoline fracture
Bumper/fender fracture
• Medial or lateral tibial plateau fracture from a severe varus or valgus stress
Flake fracture
• Osteochondral fragment separated from the medial facet of the femoral surface of the patella after dislocation
Ankle
• Fractures of the ankle– BB fracture– Bimalleolar fracture– Boot top fracture– Dupuytren’s fracture– Maissoneuve’s fracture– Pott’s fracture– Tillaux’s fracture– Toddler’s fracture
Boot-top/Skier’s fracture
• Distal diaphyseal or metaphyseal spiral fracture of tibia and fibular in adults
Dupuytren’s fracture
• Distal fibular fracture (7 cm above malleolus) disrupted distal tibiofibular ligament, diastasis, lateral talus dislocation
• Up and out foot displacement
Pott’s fracture
• Distal fibular fracture (7 cm above malleolus) w/ disruption of the distal tibiofibular ligament
Tillaux’s fracture
• Fractures of the medial malleolus, anterior tibial tubercle, and lateral malleolus (7 cm from tip)
Foot• Fractures of the foot
– Aviators fracture-neck of talus– Beak fracture-posterior calcaneal tubercle– Bedroom fracture-stubbed toe– Chopart’s dislocation-b/t talonavicular and
calcaneonavicular joints– Jones’/Dancer’s fracture-avulsion of styliod on5th
metatarsal– Lisfranc’s fracture-metatarsal bases– March fracture-2/3rd metatarsal
Shoulder• Bankart’s-avulsion of triceps insertion• Drooping shoulder-inferior subluxation of humerus• Flap fracture-avulsion of greater tuberosity of
humerus• Hill-Sachs defect-fracture of humeral head from
anterior dislocation• Separated shoulder=AC dislocation• Subluxio erecta-inferior subluxation humerus w/
arm up in air
Elbow/Forearm
• Chisel fracture-vertical crack in radial head• Essex-Lopresti fracture-radial head w/ distal
radioulnar dislocation• Galeazzi’s fracture-at junction of distal and
middle 1/3 of radial shaft (w/ dislocation of the inferior radioulnar joint)
• Kocher’s fracture-fracture of capitulum• Continued…
Elbow/Forearm cntd• Little leaguer’s elbow-avulsion of medial
epicondyle• Monteggia’s fracture-proximal ulnar shaft w/
dislocation of radial head• Nightstick fracture-due to direct blow• Pulled elbow-radial head separation from
annular ligament• Sideswipe-arm out window (radius, ulna,
humerus fracture)
Galeazzi’s fracture
• Fracture-at junction of distal and middle 1/3 of radial shaft (w/ dislocation of the inferior radioulnar joint)
Wrist fractures
• Barton’s fx-post. Rim fx distal radius• Chauffeur’s fx-radial styloid• Colle’s fx-radial fx w/ posterior angulation• deQuervain’s fx-ant. Dislocation lunate w/ part of
fx scaphoid• Fisher’s fx-dorsal avulsion of triquetrum• Moore’s fx-colle w/ fx ulnar styloid process and
dislocation• Smith’s fx-radial fx w/ anterior angulation
Hand fractures
• Bar room fx-fx of 4/5th metacarpal neck w/ ant displacement
• Bennett’s fx-thru base of 1st metacarpal (dorsal and radial displacement)
• Boxer’s fx-2nd/3rdmetacarpal neck w/ ant displacement
• Rolando’s fx-base of 1st metcarpal• Volar plate-disruption of ant articular at base of
middle phalanx