11 results
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
Marcus Gunn Phenomenon ... thought to be caused ... the trigeminal nerve ... clinical #video #neurology ... #physicalexam #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Wrist drop - Occurs ... #UpperLimb #Extremity ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... sleeping as in this case ... #Palsy #PhysicalExam ... #orthopedics #msk ... #sports #neurology
Marcus Gunn Phenomenon - Jaw Winking Syndrome

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

Jaw-winking ptosis is thought to be caused by abnormal innervation
Marcus Gunn Phenomenon ... - Jaw Winking Syndrome ... the trigeminal nerve ... clinical #video #neurology ... #physicalexam #
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Neuropathy - Foot drop ... Commonly caused ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
artery aneurysms Nerve ... Spinal stenosis/nerve ... cyanosis - Cool extremity ... diagnosis #lower #extremity ... #msk #physicalexam
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... paralysis of all extremity ... • Pain: Due to nerve ... #diagnosis #management ... #treatment #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Brain stem/Cranial nerve ... - Repetitive nerve ... immunologic assay - MuSK ... Gravis #diagnosis #management ... #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... paralysis of all extremity ... #diagnosis #management ... #neurology