21 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
• Extension of wrist ... Small muscles of hand ... Thumb flexion at IP ... UpperExtremities #diagnosis ... #neurology
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Radial Nerve Wrist ... Fingers Abduction T1 Ulnar ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
, pain with wrist ... #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
onto outstretched hand ... wrist, limited ... Radial #Distal #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
onto outstretched hand ... • If stable ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Proximal #MSK
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 ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
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 ... Scaphoid #Carpal #Radiology ... #Orthopedics #Sports ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ulnar displacernent ... Dislocation #IPJoint #Radiology ... #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Boxer's Fracture - ED Management
Be sure to assess for wounds in patients with fractures of the
prophylactic antibiotic treatment ... hematoma block or ulnar ... Thumb #Metacarpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK