76 results
Right Oculomotor (CNIII) Palsy caused by Stroke

Dr. Bruno Farnetano @bruno.farnetano

#Oculomotor #CNIII #Palsy #clinical #video #CN3 #clinical
(CNIII) Palsy caused ... clinical #video #CN3 ... clinical #video #neurology ... #physicalexam #ophthalmology
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Usual cause is glaucoma ... Glaucoma causes ... OpticDisc #Cupping #fundoscopy ... #ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Wool Spots Caused ... CottonWool #Spots #fundoscopy ... #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Second most common cause ... disease (Most common cause ... ) #Clinical #Ophthalmology ... #Fundoscopy #Central
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Neuro-OphthaImoIogy ... NeuroOphthaImoIogy #Neurology ... Diagnosis #Anatomy #Causes ... #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Diagnosis: • CN ... dissociation • Other causes ... #PhysicalExam #neurology ... #ophthalmology
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
nerve palsy Caused ... clinical #video #neurology ... #ophthalmology
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
for the neuro-ophthalmologic ... Sphenoid sinusitis (CN ... hypertension (CN ... Differential #Diagnosis #Causes ... #Ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Ocular Movements (CN ... Fundoscopy A. ... EyeExamination #Approach #Ophthalmology