58 results
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... finding of diplopia ... VI palsy) #Diplopia ... #Causes #Ophthalmology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes of Diplopia ... neuropathy, Orbital myositis ... Orbital apex mass #Diplopia ... #differential #diagnosis ... #ophthalmology
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Differential Diagnosis ... - Orbital myositis ... Red Flags: • Diplopia ... #Differential #Diagnosis ... Bilateral #Causes #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diplopia - Double ... - Differential Diagnosis ... • CN VI palsy ... for ptosis with CN ... Algorithm #Causes #Ophthalmology
Right Oculomotor (CNIII) Palsy caused by Stroke

Dr. Bruno Farnetano @bruno.farnetano

#Oculomotor #CNIII #Palsy #clinical #video #CN3 #clinical
clinical #video #CN3 ... video #neurology #physicalexam ... #ophthalmology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... pulmonary etc) • CNS ... -> PNS -> NMJ - ... cryoglobulins • PNS ... #Differential #Diagnosis
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
• Transverse myelitis ... pain • Extra-CNS ... positive NMO only): Myositis ... Manifestations #diagnosis
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... Cavernous Sinus (CS ... #Localization #ophthalmology ... #differential #diagnosis
Extraocular Muscle Actions & Clinical Testing
What about clinical testing of extraocular muscle function & associated nerve
Nerve Palsies: • CN ... down & out" • CN ... vertical or torsional diplopia ... Muscle #Actions #diagnosis ... #testing #ophthalmology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis ... that results in CNS ... bouts of HTN Diagnostic ... Diagnosis: • ... #diagnosis #management