45 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
Extension C7 Radial ... Wrist Extension C6 Radial ... Fingers Flexion C8 Median ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
injuries: Fractures (medial ... lateral epicondyle > radial ... can't make A-OK sign ... dislocation + radial ... #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
RADIAL HEAD FRACTURE ... Radial head fractures ... anterior sail sign ... non-displaced radial ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Extension - C7, C8 (radial ... ) Reflexes: ... damage to the radial ... nerve in the radial
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Tapping the radial ... normally elicits elbow ... wrist radial deviation ... as the inverted radial ... #orthopedics #msk
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
Fracture of distal radial ... will be obvious; signs ... onto outstretched hand ... XRay #Diagnosis #Management ... #Orthopedics #MSK
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
Ask your patient ... /ulnar) 2) OK sign ... ), Paper (radial ... with a Thumbs up (radial ... Physicalexam #clinical #video
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... Examination Left hand ... compression of the radial ... #Wrist #Drop #Radial ... #orthopedics #msk
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... capitellum (age 1), radial ... onto outstretched hand ... can't make A-OK sign ... #Orthopedics #MSK
Hip adductor reflex

The adductor reflex is elicited by tapping over either the medial epicondyle of the
Hip adductor reflex ... over either the medial ... the femur or the medial ... , which should cause ... #clinical #video