20 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... injury • ED Management ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... • ED Management ... MH/CCF/CWRU EM ... #Sports #MSK
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... trauma_modern #Wrist ... PhysicalExam #clinical #video ... #orthopedics #msk ... #sports #neurology
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
- ED Management ... rotated, extended arm ... injuries: Axillary nerve ... Radiology #XRay #Diagnosis ... #Sports #MSK
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
Wrist Extension ... C6 Radial Nerve ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... fracture • ED Management ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
elbow, wrist and ... the back of the arm ... space and the wrist ... #Anatomy #diagnosis ... #neurology #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
with radial head dislocation ... the radial head dislocation ... posterior interosseous nerve ... Radiology #XRay #Diagnosis ... #Proximal #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... injuries: Perilunate dislocation ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #Sports #MSK