13 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Radial Nerve ... • Median Nerve ... #diagnosis #Neuropathy ... #anatomy #arm # ... innervation #neurology
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
caused by abnormal innervation ... the trigeminal nerve ... Most cases are congenital ... clinical #video #neurology ... #physicalexam #
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking ptosis is thought to be caused by abnormal innervation
caused by abnormal innervation ... the trigeminal nerve ... Most cases are congenital ... clinical #video #neurology ... #physicalexam #
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking ptosis is thought to be caused by abnormal innervation
caused by abnormal innervation ... the trigeminal nerve ... Most cases are congenital ... clinical #video #neurology ... #physicalexam #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... nerve in the radial ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Trauma, Tumor • Motor ... Nerves: ALS, Cervical ... Shellfish poisoning, Meds ... Weakness #Causes #differential ... #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Medical Emergency ... damage to peroneal nerve ... #neurology #sensory ... #motor #leg #physicalexam
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
cord regions of innervation ... - Medical time ... conditions listed in differential ... activity between nerve ... Lateral #Sclerosis #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
proximal weakness, arms ... life-threatening Differential ... Brain stem/Cranial nerve ... - Repetitive nerve ... #management #neurology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Diagnosis Framework ... + MPO-ANCA MEDIUM ... Sensory and/or motor ... aortic aneurysm • Medium