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
Radial Nerve Wrist ... Flexion C8 Median ... Nerve Fingers ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
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variable gross wrist ... styloid fracture, median ... reduction using finger ... #Radiology #XRay ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
XR, the capitate ... dorsally and no longer ... styloid fracture, median ... #Carpal #Radiology ... #Sports #MSK
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Neuropathy Elbow ... forearm supination → wrist ... dorsiflexion/finger ... neck ipsilateral flexion ... #orthopedics #neurology
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
Amsterdam Wrist ... after any trauma DISTAL ... Painful palmar flexion ... radius #fracture #radiology ... #msk #orthopedics
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
forearm supination → wrist ... dorsiflexion/finger ... external rotation → elbow ... neck ipsilateral flexion ... #orthopedics #neurology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
to the dorsal distal ... to the palmar distal ... tendon), mallet finger ... Dislocation #IPJoint #Radiology ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
pain with wrist ... flexion and extension ... Discharge with orthopedic ... #Carpal #Radiology ... #Sports #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
extensor tendon distal ... that is fixed in flexion ... Discharge with orthpedic ... #Radiology #XRay ... #MSK