31 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Finger ... Small muscles of hand ... at DIP joint ... #Injury #UpperExtremities ... #diagnosis #neurology
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Nerve Injury ... be able to cross ... #Nerve #Injury ... #clinical #video ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... " ± Horner Syndrome ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome ... differentiate right and ... patient is still able ... Traumatic Brain Injury ... #neurology #diagnosis
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
grip weakness caused ... by ulnar nerve ... clinical #video ... #msk #orthopedics ... #sports #hand
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... caused by disruption ... : Hyperflexion injury ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... injury, Sarcoid ... #differential #diagnosis ... #neurology
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Injury Patients ... will not be able ... #Injury #Finger ... #clinical #video ... #sports #msk #orthopedics
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
onto outstretched hand ... posterior interosseous nerve ... ), compartment syndrome ... , ligamentous injury ... Radiology #XRay #Diagnosis
Wartenberg's Sign on Physical Exam

Wartenberg's sign consists of involuntary abduction of the little finger, caused by
of the little finger ... , caused by unopposed ... nerve neuropathy ... #video #hand #mask ... #neurology