26 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 ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
the nerve of elbow ... , wrist and digital ... the wrist and elbow ... #diagnosis #neurology ... #orthopedics
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... fracture, median nerve ... carpal tunnel syndrome ... reduction using finger
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... aracteristic "claw hand ... nerve in the radial ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... Nerve #Palsy #PhysicalExam ... #clinical #video ... #orthopedics #msk
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
normally elicits elbow ... extension and wrist ... consisting of finger ... #physicalexam # ... orthopedics #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
no longer sitting ... onto outstretched hand ... fracture, median nerve ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Nerve Palsy as ... finger/wrist drop ... both supination and ... Drop #clinical #video ... #physicalexam #
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 ... ULTT2 #clinical #video ... #physicalexam #
Golfer’s Elbow Test

While supporting the elbow and palpating the medial epicondyle with one hand, the examiner
at the wrist and ... resists active wrist ... #clinical #video ... #physicalexam # ... orthopedics #msk