33 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... Drop - Radial Nerve ... Injury • Claw ... Injuries #Anatomy #Differential ... #Diagnosis #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... injury • ED ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... injury, acute carpal ... #XRay #Diagnosis ... #Orthopedics #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... • Due to injury ... injuries: distal radius ... #Radiology #XRay ... Orthopedics #Sports #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... nerve in the radial ... spared in this injury ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
Lumbar Central Canal Stenosis Grading 
  - Normal - No CSF effacement 
  -
Lumbar Central Canal ... ; cauda equina nerve ... Classification #Diagnosis ... #Radiology #MSK ... #MRI
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
by Nerve Root Levels ... Respiration None C5 Radial ... C6 Dorsal Thumb Wrist ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... dislocation, distal radius ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Cervical Central Canal and Neural Foraminal Stenosis Grading

Cervical Central Canal Stenosis Grading
 - Normal - No
effacement at the nerve ... effacement at the nerve ... Classification #Diagnosis ... #Radiology #MSK ... #MRI
Lumbar stenosis guide we created to implement consistent radiology reporting across our multi-hospital network. 
Lumbar Central
implement consistent radiology ... Lumbar Central Canal ... Central #Foraminal #Diagnosis ... #Radiology #MSK ... #MRI