14 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
One-and-a-half Syndrome ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #diagnosis ... #ocular
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Lazarus Reflex on Physical Exam

The Lazarus sign is a reflex movement observed in brain-dead or brainstem
after brain death diagnosis ... reported in some cases ... #PhysicalExam # ... clinical #video #neurology ... #braindead
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Differential Diagnosis ... - Obscure Red Reflex ... - Cotton wool spots ... conditions Optic Nerve ... #Algorithm #Causes
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Differential Diagnosis ... V: • TMJ syndrome ... IX can refer pain ... vision or black spots ... #differential #diagnosis
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... threat Cranial Nerves ... • Vestibulo-ocular ... caseyalbin #PhysicalExam ... #neurology #comatose
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Orbital Apex Syndrome ... acetate to help with ocular ... other potential causes ... ophthalmology #physicalexam ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... Commonly caused ... damage to peroneal nerve ... #neurology #sensory
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... • Weakness: Starts ... Decreased / Absent Reflexes ... Guillain-Barre Diagnosis ... #treatment #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... - Emergency Causes ... Differential Diagnosis ... #differential #diagnosis ... #causes #neurology