52 results
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
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... , pain with wrist ... #Carpal #Radiology ... #XRay #Diagnosis
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Presentations • Wrist ... - Ulnar Nerve Injury ... Injuries #Anatomy #Differential ... #Diagnosis #MSK
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Diagnosis Algorithm ... Compression: • Carpal ... Tunnel • Ulnar ... Weakness #Sensory #Neurology ... #Differential #
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
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
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Ossification of Carpal ... , for the LEFT hand ... #Bones #wrist # ... radiology #mnemonic ... #diagnosis #msk
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
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
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 ... Vertigo #Algorithm #differential ... #diagnosis #neurology