18 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Finger ... Flexion Paper ... • Extension of wrist ... Small muscles of hand ... UpperExtremities #diagnosis
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
tendon), mallet finger ... Discharge with orthopedic ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
• Colles (90% "dinner ... onto outstretched hand ... variable gross wrist ... reduction using finger ... Radiology #XRay #Diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... ulna, pain with wrist ... flexion and extension ... Radiology #XRay #Diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
that is fixed in flexion ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
no longer sitting ... onto outstretched hand ... Disposition: Pending orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
is the nerve of hand ... intrinsics of the hand ... powers the deep flexors ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Pyogenic Flexor Tenosynovitis

50-year-old man, kidney transplant, with post-transplant diabetes. Inpatient for pneumonia. It evolves with delirium,
tenosynovitis of the hand ... confirmed the diagnosis ... compartments of the hand ... #Hand #Finger # ... Clinical #Photo
The Shuck Test for Scapholunate Instability

The Shuck test assesses for scapholunate instability. 
With the wrist flexed,
With the wrist flexed ... examiner resists finger ... dorsum of the wrist ... #Instability #Hand ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
C8 Elbow: • Flexion ... : • Flexion - ... , C8 (radial) Finger ... aracteristic "claw hand ... Dermatomes #Myotomes #diagnosis