15 - Musculoskeletal Imaging Flashcards

1
Q

3 kinds of incomplete fractures

A

bowing, torus (buckling), greenstick

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2
Q

comminuted fracture

A

multiple fracture lines / fragments

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3
Q

difference btwn fatigue vs insufficiency fractures

A

fatigue - nl bone, abnl stress

insufficiency - abnl bone, nl stress

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4
Q

Salter Harris classifications for fractures

A
1 - slip at physis
2 - metaphysis
3 - epiphysis
4 - both metaphysis and epiphysis
5 - crush
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5
Q

INDIRECT RADIOGRAPHIC SIGNS OF TRAUMA

A
SOFT TISSUE SWELLING
OBLITERATION OR DISPLACEMENT OF 
FAT STRIPES
PERIOSTEAL/ENDOSTEAL REACTION
JOINT EFFUSION
INTRACAPSULAR FAT-FLUID LEVEL
DOUBLE CORTICAL LINE
BUCKLING OF THE CORTEX
IRREGULAR METAPHYSEAL CORNER
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6
Q

fat pads on elbow joint

A

anterior - nl

posterior - always pathological

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7
Q

irregular metaphyseal corners usually assoc w/

A

child abuse

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8
Q

arthritis/degenerative joint disease triad

A

sclerosis of end of bone
joint space narrowing
osteophyte formation

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