6 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
nerve in the radial ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
injuries: Fractures (medial ... anterior interosseous nerve ... Posterior #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
styloid fracture, median ... nerve injury ... Carpal #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... positive with symptom ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... anterior interosseous nerve ... brachial artery injury ... Humerus #Radiology #XRay ... #Diagnosis #Management
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... primary condition MEDIUM ... affects the skin, neurologic ... muscle weakness • Nerves ... • Progressive symptoms