10 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 ... C6 Radial Nerve ... Hip Flexion L2 Nerve ... #MuscleGroups #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... dorsally and no longer ... fracture, median nerve ... #Orthopedics #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 ... #physicalexam #sports ... #msk #orthopedics
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
normally elicits elbow ... consisting of finger ... Reflex #neurology #clinical ... #orthopedics #msk ... #sports #IRR #Radial
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 ... #physicalexam #sports ... #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... ) Finger: • Mexion ... nerve in the radial ... Anterior Shoulder Dislocation
Golfer’s Elbow Test

While supporting the elbow and palpating the medial epicondyle with one hand, the examiner
Golfer’s Elbow Test ... resists active wrist ... #medial #clinical ... #orthopedics #msk ... #sports
Finger Fracture on POCUS 

50yo female presents with 5th finger pain after her dog pulled on
dog pulled on his ... there was high pre-test ... prob for dislocation ... #POCUS #clinical ... #ultrasound #MSK
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Campylobacter jejuni - HIV ... meningococcal, H1N1) Clinical ... Guillain-Barre Clinical ... • Weakness: Starts ... Albuminocytologic dissociation
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
thumb and middle finger ... The patient radially ... aspect of the wrist ... #physicalexam #msk ... #orthopedics #sports