102 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Supracondylar (4%), Radius ... Flexion Paper - Radial ... • Extension of wrist ... adduction) OK Sign ... UpperExtremities #diagnosis #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
nerve of elbow, wrist ... space and the wrist ... deviates the wrist ... deviated wrist ... Anatomy #diagnosis #neurology
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
Fracture of distal radial ... will be obvious; signs ... swollen forearm and wrist ... pronation and at wrist ... #Radial #Distal
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... trauma_modern #Wrist ... #Drop #Radial # ... #msk #sports #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... hand" ± Horner Syndrome ... Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
Distal Radius Fracture ... Distal radius ... • Chauffer = radial ... variable gross wrist ... carpal tunnel syndrome
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
Cubital Tunnel Syndrome ... Paresthesia of 5th and medial ... awakening • Medial ... test • + Tinel sign ... CubitalTunnel #Syndrome
Ramsay Hunt Syndrome - Herpes Zoster Oticus 
Triad:
1. Ipsilateral facial paralysis 
2. Ear pain 
3. Vesicles
Ramsay Hunt Syndrome ... Ipsilateral facial ... Guillain-Barré syndrome ... • Stroke syndromes ... Diagnosis #Symptoms #Signs
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Respiration None C5 Radial ... C6 Dorsal Thumb Wrist ... Reflex L2 Anterior Medial ... Extension None L4 Medial ... differential #diagnosis #Neurology
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 ... Nerve Wrist Extension ... C6 Radial Nerve ... #Orthopedics #Neurology