15 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... ), ligamentous injury ... Dislocation #Posterior #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... radioulnar joint injury ... No, if Type l; Yes ... #Radiology #XRay ... #Diagnosis #Management
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... C6 Dorsal Thumb Wrist ... Middle Finger Elbow ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... • Due to injury ... MH/CCF/CWRU EM Res ... Scaphoid #Carpal #Radiology ... #Orthopedics #Sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
, median nerve injury ... Ortho consult: Yes ... #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Mallet finger - injury ... Terry thomas sign ... Fractures #XRay #Radiology ... #Wrist #differential ... #diagnosis
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... can't make A-OK sign ... brachial artery injury ... #Humerus #Radiology ... #XRay #Diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... MH/CCF/CWRU EM Res ... #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Diagnosis Algorithm ... silvery scale on elbows ... & knees. ... Auspitz sign, Koebner's ... flat-topped) papules on wrists
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Infraction - MSK Radiology ... factors include: Short ... for secondary signs ... Differential diagnosis ... Plantar plate injury