10 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... Function Shoulder ... spared in this injury ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... extension • ... , median nerve injury ... #XRay #Diagnosis ... #MSK
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 ... Spinal Root Sensory Motor ... C6 Dorsal Thumb Wrist ... Hamstring Reflex S1 Lateral ... #differential #diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... • Due to injury ... extension • Possible ... #Orthopedics #Sports ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... flexion and extension ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Lateral Epicondylitis Corticosteroid Injection

Lateral epicondylitis injection. Easy. Find point of maximal tenderness on palpating and should
palpating and should ... with resisted extension ... of the wrist. ... elbow #clinical #video ... #orthopedics #sports
Cozen’s Test for Lateral Epicondylitis ("Tennis Elbow")

Also known as the "resisted wrist extension test".  
With
the "resisted wrist ... extension test" ... The examiner should ... #physicalexam #msk ... #orthopedics #sports
Cozen's Test for Lateral Epicondylitis (Tennis Elbow)

The examiner should stabilize the elbow with patient's forearm fully
The examiner should ... with resisted wrist ... extension is a ... PhysicalExam #clinical #video ... #sports #msk #orthopedics
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... ECU Subluxation diagnosed ... relevant body parts ... #physicalexam #video ... #msk
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... the legs and the extensors ... Hyperreflexia develops later ... : • Sensory, motor ... , MOG-IgG test should