21 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Injury • Claw ... Hand - Ulnar Nerve ... Injury • Hand ... #Differential #Diagnosis ... #MSK #Orthopedics
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Injury Manifested ... #Interosseous #Nerve ... #physicalexam #msk ... #sports #neurology ... #orthopedics #Hand
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 #neurology ... #physicalexam #msk ... #orthopedics #sports
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
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
posterior interosseous nerve ... syndrome, ligamentous injury ... • If stable ... Radiology #XRay #Diagnosis ... #Proximal #MSK
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
Thoracodorsal Nerve ... Fingers Abduction T1 Ulnar ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Drop - Radial Nerve ... of the radial nerve ... sleeping as in this case ... clinical #video #orthopedics ... #msk #sports #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
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