13 results
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
C7 Radial Nerve ... Wrist Extension ... Fingers Flexion ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
trauma DISTAL RADIUS ... Painful palmar flexion ... , Painful radial ... fracture #radiology ... #msk #orthopedics
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
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• Colles (90% "dinner ... variable gross wrist ... reduction using finger ... Colles #Distal #Radiology ... #MSK
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
normally elicits elbow ... flexion, wrist ... consisting of finger ... #physicalexam #orthopedics ... #msk #sports #IRR
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
XR, the capitate ... dorsally and no longer ... Disposition: Pending orthopedic ... #Carpal #Radiology ... #Sports #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
is flexed with ... lateral epicondyle > radial ... dislocation + radial ... Dislocation #Posterior #Radiology ... #Sports #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... Discharge with orthopedic ... Dislocation #IPJoint #Radiology ... Management #Hand #Orthopedics ... #MSK
Golfer’s Elbow Test

While supporting the elbow and palpating the medial epicondyle with one hand, the examiner
the hand at the wrist ... resists active wrist ... flexion. ... #physicalexam #orthopedics ... #msk #sports
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Hyperflexion injury with axial ... that is fixed in flexion ... Discharge with orthpedic ... #Radiology #XRay ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... flexion and extension ... dislocation, distal radius ... #Carpal #Radiology ... #Sports #MSK