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Dx Imaging 3 review. Trauma -Casey Foster. 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. Jefferson’s Fracture. - PowerPoint PPT Presentation
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Dx Imaging 3 review
Trauma-Casey Foster
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
Jefferson’s Fracture
Posterior Arch Fracture
Anterior Arch Facture
Lateral mass fracture of the Atlas
Rupture of Transverse lig.
Cervical Spine
• Axis Fractures– Hangman’s fracture– Teardrop fracture– Odontoid fracture
Pneumonic=Odin sheds a tear for the hangman
Hangman’s Fracture
Teardrop fracture of the Atlas
Odontoid process fracture
Cervical Spine
• Lower Cervical fractures– Wedge fracture– Burst fracture– Teardrop fracture– Pillar fracture– Clayshoveler’s fracture– Lamina fracture– TP fracture
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
Atlanto-occipital dislocation
Atlantoaxial dislocation
Bilateral interfacet dislocation
Unilateral interfacetal dislocation
Thoracic Spine
• Thoracic fractures– Compression fracture– Fracture-dislocation
Compression fracture
Fracture-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
Compression fracture
Burst fracture
Posterior Apophyseal Ring fracture
Kümmel's Disease
Post traumatic compression fracture (weeks to months afterwards)
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
Dashboard fracture
• Posterior acetabular rim fracture
Duverney’s fracture
• Iliac wing fracture
Explosion fracture
• Central acetabular fracture
Matgaigne’s fracture
• Superior and inferior pubic rami fracture w/ fracture near or separating the ipsilateral SI joint
Prussian's disease
• Myositis officans of adductor muscles from riding horseback
Rider’s bone
• Avulsion for secondary growth center of the ischium (united and enlargement)
Sprung pelvis
• Separation of the pubic symphysis and both SI joints
Straddle fracture
• Bilateral superior and inferior pubic ramus fractures
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
Floating knee
• Suprachondylar femur fracture w/ proximal tibia fracture
Lipohemoarthrosis• Fat and blood in a joint owing to an intra-
articular fracture
Segond’s fracture• Avulsion of the lateral
tibia at the insertion of the TFL
Trampoline fracture
• Proximal tibial metaphysis in children 2-10
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
BB (Both Bones) fracture
• Both bones of leg or forearm are fractured together
Bimallolar fracture
• Medial and lateral malleolar fractures
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
Maissoneuve’s fracture
• Proximal fibula fracture owing to inversion and external rotation of ankle
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)
Toddler’s fracture
• Distal diaphyseal or metaphyseal spiral fracture in the tibia of an infant
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
Lisfranc’s fracture
• Metatarsal base fracture
Jones’ fracture
• Fracture of styloid process of 5th 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
Bankhart’s fracture
• Avulsion of triceps insertion
Flap fracture
• Avulsion of greater tuberosity of humerus
Hill-Sack’s fracture
• Fracture of humeral head from anterior dislocation
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)
Essex-Lopresti fracture
• Radial head fracture w/ radioulnar dislocation
Galeazzi’s fracture
• Fracture-at junction of distal and middle 1/3 of radial shaft (w/ dislocation of the inferior radioulnar joint)
Little Leaguer’s fracture
• Avulsion of the medial epicondyle of the humerus
Monteggia’s fracture
• Ulnar shaft fracture w/ radial dislocation
Sideswipe fracture
• Combination radius, ulna, humerus fractures
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
Barton’s fracture
• Fracture of the posterior rim of the radius
Chauffeur's fracture
• Fracture of radial styloid process
Smith fracture
• Radial fracture w/ Anterior angulation
Fisher’s fracture
• Avulsion from dorsal portion of triquetrum
Colle’s fracture
• Distal radius fracture with posterior 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
Bar-room fracture
• Transverse fracture through the 4th or 5th metacarpal
Bennett fracture
• Fracture of 1st metacarpal head w/ anterior displacement
Rolando fracture
• Fracture at base of 1st metacarpal
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