39 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 ... #physicalexam #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
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Nerve Palsy • CN ... Nerve palsy • CN ... Skew Deviation Casey ... #Localization #ophthalmology
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Neuro-OphthaImoIogy ... Infection • MS ... Diagnosis #Anatomy #Causes ... #Ophthalmology
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... manipulation - CNS ... lesion: ALS, MS ... Differential #Diagnosis #Causes
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Demyelination • MS ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
CN VI palsy ... for ptosis with CN ... a mass as the cause ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Diagnosis Framework Causes ... Unilateral Mydriasis: CN ... Hypothermia Causes ... differential #diagnosis #ophthalmology ... #causes
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
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Fascicle (Other CN ... Diagnosis #Algorithm #Causes ... #Ophthalmology