13 results
Jaw Clonus on Physical Exam

A 24-year-old man presented with progressive dysphagia, dysarthria, and weakness in his
weakness in his arms ... consistent with a diagnosis ... of amyotrophic ... #Jaw #Clonus #PhysicalExam ... Clinical #Video #ALS #Neurology
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
Winking Syndrome ... 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
Winking Syndrome ... 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
Winking Syndrome ... the trigeminal nerve ... Most cases are congenital ... clinical #video #neurology ... #physicalexam #
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... junction, cranial nerve ... eyelid: • Third nerve ... • Marcus Gunn jaw-winking ... #Ptosis #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Microglial cells are ... Hyperreflexia, Increased Jaw ... activity between nerve ... Lateral #Sclerosis #neurology ... #diagnosis #management
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Can begin in arms ... Absent Reflexes: Arms ... Guillain-Barre Diagnosis ... #diagnosis #management ... #treatment #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... proximal weakness, arms ... Brain stem/Cranial nerve ... - Repetitive nerve ... #management #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... with peripheral nerve ... Guillain #Barre #Syndrome ... #diagnosis #management ... #neurology