23 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... Injury • Claw ... Injury • Hand ... #Differential #Diagnosis ... #MSK #Orthopedics
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
Innervation of Muscles Shoulder ... Shoulder Adduction ... Wrist Extension ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... fracture, median nerve ... injury • ED ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
elbow, wrist and ... When clinically ... injury ... injury ... #Anatomy #diagnosis
Belly Press Test for Subscapularis Injury

An alternative to the lift-off test, or when the lift-off test
Injury An alternative ... movement of the wrist ... #Injury #shoulder ... #clinical #video ... #physicalexam #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Pronation - C7, C8 Wrist ... spared in this injury ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... injury (40%, loss ... neurovascular injury ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... Thomas" sign to diagnosis ... • Due to injury ... box, pain with wrist ... Orthopedics #Sports #MSK
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
Hippocratic Shoulder ... risk of axillary nerve ... injury. ... #Reduction #MSK ... #Orthopedics #clinical
Lift Off Test (Gerber's Test) - Subscapularis Shoulder Exam

The patient places the dorsum of their hand
Shoulder Exam ... injury. ... Test #Gerbers #clinical ... #video #Shoulder ... #msk #orthopedics