21 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... duck sign" on lateral ... ulna, pain with wrist ... dislocation, distal radius ... #XRay #Diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... associated injuries: Carpal ... #Carpal #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... injury, acute carpal ... tunnel syndrome ... Distal #Radiology #XRay ... #Diagnosis #Management
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
Tenderness to lateral ... II-IV, pending orthopedic ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
/lateral epicondyle ... > radial head > ... dislocation + radial ... Posterior #Radiology #XRay ... #Diagnosis #Management
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... injuries: distal radius ... #TerryThomas #Wrist ... #Radiology #XRay
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 ... Hamstring Reflex S1 Lateral ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... ), compartment syndrome ... Humerus #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Causes of Common Accidental and Non-Accidental Pediatric Fractures - Differential Diagnosis Algorithm
Accidental Trauma
 - Distal Radius
Causes of Common ... Diagnosis Algorithm ... Fibular Fracture - Elbow ... condylar • Lateral ... #Causes #Peds #