34 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... distal to distal ulna ... , pain with wrist ... #XRay #Diagnosis
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
(4%), Radius & Ulnar ... • Extension of wrist ... Small muscles of hand ... UpperExtremities #diagnosis ... #neurology
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... thumb injury to ulnar ... #Fractures #XRay ... #Radiology #Wrist ... #differential #diagnosis
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
distal radial-ulnar ... wrist, limited ... at wrist • Possible ... Distal #Radiology #XRay ... #Diagnosis #Management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... onto outstretched hand ... associated injuries: Carpal ... #Carpal #Radiology ... #XRay #Diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... onto outstretched hand ... box, pain with wrist ... #TerryThomas #Wrist ... #Radiology #XRay
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... aracteristic "claw hand ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Ulnar Compression Test - Ulnar Tunnel Syndrome

The ulnar compression test evaluates for ulnar tunnel syndrome.
Provide direct
Test - Ulnar Tunnel ... compression test ... tunnel or Guyon's canal ... Tunnel #Syndrome #wrist ... #hand #PhysicalExam
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
not seen on x-ray ... instability and ... onto outstretched hand ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Varies • No neurologic ... or supine roll test ... #differential #diagnosis ... #neurology