7 results
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
Spinal Cord Injury ... Elbow Flexion Biceps ... C6 Dorsal Thumb Wrist ... Hamstring Reflex S1 Lateral ... differential #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Jerk - C7, C8 • Biceps ... spared in this injury ... Anterior Shoulder ... Myotomes #diagnosis #neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... ("apple") should ... , median nerve injury ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... • Due to injury ... box, pain with wrist ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Hamate Fracture on Wrist X-Ray

- point tenderness over the hamate should raise suspicion for a fracture,
Hamate Fracture on Wrist ... over the hamate should ... neurovascular injury ... Fracture #WristXRay #Radiology ... #MSK #Orthopedics
Scapular winging on Physical Exam - Bilateral trapezius palsy with lateral scapular displacement.

A young man with
young man with shoulder ... SCIWORA (Spinal cord injury ... spinal accessory injury ... trapezius #palsy #neurology ... #msk
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... Hyperreflexia develops later ... NMO-IgG (anti-AQP4) should ... , MOG-IgG test should ... diagnosis #management #neurology