11 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Palsy • CN IV ... palsy • CN VI ... One-and-a-half Syndrome ... #diagnosis #ocular
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
Left Abducens Spasm ... paroxysmal brainstem syndrome ... #CNVI #CN6 #PhysicalExam ... #clinical #ocular ... #ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Ocular Movements ... (CN 3, 4, 6) ... Optic Nerve / Disc ... EyeExamination #Approach #Ophthalmology ... #PhysicalExam
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... CN III palsy 2. ... junction, cranial nerve ... eyelid: • Third nerve ... #Diagnosis #ophthalmology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
basal ganglia, CNS ... meningitis), MCC CNS ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology ... collaboration • CNS
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... Diagnosis: • CN ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
unmasks subtle right CN ... a subtle right CN ... #CNVI #Palsy #CN6 ... #Abducens #Nerve ... #ocular #physicalexam
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... glaucoma - Ocular ... Trochlear headache • CNS ... the trigeminal nerve ... #diagnosis #ophthalmology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... (CN 8) ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... Hearing #Loss #Differential
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
gland) biopsy • Ocular ... Parotid swelling CNS ... nervous system (CNS ... • 8%-27% for CNS ... phenomenon (16%) MSK