18 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... Tenderness to anatomic ... box, pain with wrist ... #TerryThomas #Wrist ... Carpal #Radiology #XRay
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... On lateral wrist ... fracture, median nerve ... #Radiology #XRay ... #Diagnosis #Management
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Presentations • Wrist ... Drop - Radial Nerve ... #Injuries #Anatomy ... #Differential #Diagnosis
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
tenderness to the anatomic ... Tenderness to anatomic ... Scaphoid #Fracture #Wrist ... Carpal #Radiology #XRay ... #Diagnosis #Management
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder Dislocation ... 95% of shoulder dislocations ... injuries: Axillary nerve ... Anterior #Radiology #XRay ... #Diagnosis #Management
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... elbow, wrist and ... space and the wrist ... not involve a wrist ... #Anatomy #diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow Dislocation ... Named based on anatomic ... anterior interosseous nerve ... Posterior #Radiology #XRay ... #Diagnosis #Management
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... injuries: Perilunate dislocation ... Triquetrum #Fracture #Wrist ... Carpal #Radiology #XRay ... #Diagnosis #Management
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder Dislocation ... on axillary x-ray ... Structural damage to nerves ... #Diagnosis #signs ... #orthopedics #pathophysiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... to the radial nerve ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis