8 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Palsy • CN IV ... One-and-a-half Syndrome ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... Saturday night palsy ... Carpal Tunnel Syndrome ... anesthesia and deltoid weakness ... #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... damage to peroneal nerve ... at fibular neck ... claudication and weakness ... #diagnosis #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... CN III palsy 2. ... to ptosis and weakness ... palsy • Horner ... #Differential #
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... Neck: “dropping ... life-threatening Differential ... - Repetitive nerve ... diagnosis #management #neurology
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
In this video, you ... peripheral 12th nerve ... palsy. ... posterior head/neck ... #CNXII #CN12 #Neurology
Anti-IgLON5 Encephalitis - Ocular Examination

Female with 6 months h/o excessive daytime sleepiness, abnormal movements, dysarthria. On
Encephalitis - Ocular ... On examination- neck ... progressive supranuclear palsy ... PhysicalExam #clinical #video ... #neurology #ophthalmology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... affects the skin, neurologic ... Myalgia and muscle weakness ... • Nerves: Neuropathy ... cognitive impairment, neurologic