26 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Assessment of Nerve ... Rock - Median Nerve ... (4%), Radius & Ulnar ... • Extension of wrist ... Small muscles of hand
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Presentations • Wrist ... Injury • Claw Hand ... - Ulnar Nerve Injury ... By @rev.med #Hand
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... thumb injury to ulnar ... drdevradiology #Hand ... #Fractures #XRay ... #Radiology #Wrist
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 ... distal radius or ulna
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
distal radial-ulnar ... onto outstretched hand ... wrist, limited ... at wrist • Possible ... Distal #Radiology #XRay
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Horner Syndrome Wrist ... to the radial nerve
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Fracture of proximal ulnar ... Peak age 4-10 • Ulna ... onto outstretched hand ... posterior interosseous nerve ... #Radiology #XRay
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... onto outstretched hand ... , pain with wrist ... fracture, median nerve ... Carpal #Radiology #XRay
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... Stimulation of nerve ... Swelling notable on Xray ... Boutonniere's ulnar ... fingers, radial wrist
Median Nerve Injury and Anhidrosis
Note dry skin that precisely matches a median nerve distribution (spares ulnar
distribution (spares ulnar ... gunshot wound to the wrist ... wounds on volar wrist ... without damage to ulnar ... Injury #Anhidrosis #Hand