12 results
PERIPHERAL NERVE INJURIES

#Diagnosis #Neurology #Peripheral #Nerves #UpperLimbs #Extremity #BrachialPlexus #Roots #Injuries #Deficits #Radial #Median #Ulnar #Axillary
INJURIES #Diagnosis ... #Neurology #Peripheral ... #Deficits #Radial ... #Median #Ulnar ... #Table
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
in Upper Limb Injuries ... Thumb flexion at IP ... index finger at DIP ... #Injury #UpperExtremities ... #diagnosis #neurology
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... • Wrist Drop - Radial ... Nerve Injury • ... Claw Hand - Ulnar ... Nerve Injury
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
C6 Radial Nerve ... Fingers Abduction T1 Ulnar ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... nerve in the radial ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Possible associated injuries ... posterior interosseous nerve ... syndrome, ligamentous injury ... Radiology #XRay #Diagnosis ... Orthopedics #Proximal #MSK
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
by Nerve Root Levels ... Flexion None T1 Ulnar ... Thigh Hip Flexion ... #differential #diagnosis ... #Neurology #Spine
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Possible associated injuries ... fracture, median nerve ... injury • ED ... #Orthopedics #Sports ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Possible associated injuries ... anterior interosseous nerve ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... and ulnar displacernent ... Hyperextension injury ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK