36 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... , wrist and digital ... wrist and elbow ... the wrist and it ... #Nerve #Anatomy
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... " ± Horner Syndrome ... Wrist drop - Occurs ... nerve in the radial ... sensory #motor #arm
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... fracture, median nerve ... carpal tunnel syndrome ... injury) • ED Management
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
, Teres minor, and ... Causes: Calcific ... painful abduction of arm ... , empty can test ... #sports #MSK #anatomy
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... Can begin in arms ... Absent Reflexes: Arms ... Paresthesias: Hands ... #diagnosis #management
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
nerves - tumors ... nerves V and VII ... masses and lymphadenitis ... cause unknown) ... II ○ Susac’s syndrome
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
ulnar shaft with radial ... onto outstretched hand ... posterior interosseous nerve ... ), compartment syndrome ... Posterior long arm
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Management Summary ... the preferred test ... Most patients are ... joints, knees, wrists ... , ankles • Axial
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Named based on anatomic ... onto outstretched hand ... anterior interosseous nerve ... dislocation + radial ... Posterior long arm
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
proximal weakness, arms ... nerve pathology ... /Edrophonium test ... - Repetitive nerve ... Gravis #diagnosis #management