16 results
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... compression of the radial ... #Radial #Nerve ... #orthopedics #msk ... #sports #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... with the distal radius ... , triquetrum), radial ... 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
Elbow Extension C7 Radial ... Wrist Extension C6 Radial ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... - Differential Diagnosis ... • Peroneal • Radial ... Weakness #Sensory #Neurology ... #Algorithm #Causes
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
lateral epicondyle > radial ... dislocation + radial ... fracture • ED Management ... Radiology #XRay #Diagnosis ... #Sports #MSK
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... : • Attacks: Gradual ... with vascular causes ... positional episodes caused ... #differential #diagnosis
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Valgus position of knee ... pathophysiology #causes ... symptoms #signs #diagnosis ... #msk
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... injuries: distal radius ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
dislocation, distal radius ... fractures • ED Management ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK