9 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity ... • Radial Nerve ... #differential #diagnosis ... #Neuropathy #anatomy ... #arm #innervation
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... nerve in the radial ... Saturday night palsy ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... • Thus a PIN palsy ... palsy recovers there ... #Nerve #Anatomy ... #diagnosis #neurology
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
ulnar shaft with radial ... posterior interosseous nerve ... Posterior long arm ... Ulnar #Radiology #XRay ... #Diagnosis #Management
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Named based on anatomic ... anterior interosseous nerve ... Posterior long arm ... Posterior #Radiology #XRay ... #Diagnosis #Management
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... anterior interosseous nerve ... Posterior long arm ... Humerus #Radiology #XRay ... #Diagnosis #Management
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
are connected) ... • Through aditus ... bone): facial nerve ... palsy • Posteriorly ... signs #symptoms #diagnosis
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
• Plasma cells ... Stimulation of nerve ... Swelling notable on Xray ... drift of fingers, radial ... signs #symptoms #diagnosis
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
are the immune ... segment: Upper extremity ... , lower extremity ... activity between nerve ... #management