43 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... aracteristic "claw hand ... " ± Horner Syndrome ... Wrist drop - Occurs ... sensory #motor #arm #physicalexam
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... injury • ED Management ... #Carpal #Radiology ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... Examination Left hand ... sleeping as in this case ... #Nerve #Palsy #PhysicalExam ... #orthopedics #msk
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... ulna, pain with wrist ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Fully flex wrists ... and adduct dorsal ... surfaces of hands ... #Wrist #PhysicalExam ... video #sports #msk
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Fully flex wrists ... and adduct dorsal ... surfaces of hands ... #Wrist #PhysicalExam ... video #sports #msk
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
onto outstretched hand ... box, pain with wrist ... #TerryThomas #Wrist ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
onto outstretched hand ... wrist, limited ... at wrist • Possible ... Radial #Distal #Radiology ... #Orthopedics #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... carpal tunnel syndrome ... Colles #Distal #Radiology ... #Orthopedics #MSK
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Bone/Joint Causes ... • Iliotibial band ... Hair loss- feet and ... lower #extremity #msk ... #physicalexam