22 results
Overview of Cranial Nerves
I: Olfactory
II: Optic
III Oculomotor
IV: Trochlear
V: Trigeminal
  V1: Ophthalmic
  V2: Maxillary
Mandibular VI: Abducens ... Hypoglossal Alex ... @alexludai #neurology ... cranial #nerves #anatomy
Bilateral Abducens Nerve Palsy (CNVI)

#Bilateral #Abducens #Nerve #Palsy #CNVI #CN6 #clinical #video #neurology #ophthalmology #physicalexam
Bilateral Abducens ... Palsy (CNVI) #Bilateral ... #Abducens #Nerve ... clinical #video #neurology ... #ophthalmology
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Neuro-OphthaImoIogy ... Pituitary/metastatic tumor ... hemianopia) - Lateral ... #Differential # ... Diagnosis #Anatomy
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Facial Weakness - Differential ... - Intracranial tumor ... Peripheral lesion - Bilateral ... Facial #Weakness #Differential ... Algorithm #Causes #neurology
Bilateral Acute Vision Loss - Differential Diagnosis Algorithm

Complete/ Partial Homonymous Hemianopia
 • Infarct
 • Intracranial Hemorrhage
Bilateral Acute ... Vision Loss - Differential ... Hemorrhage • Tumor ... Hypoperfusion #Bilateral ... Algorithm #Causes #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... from pituitary tumor ... Stroke/lnfarct - Bilateral ... exposure) - Bilateral ... Diagnosis #causes #ophthalmology
Bilateral CN6 Palsy

Subtle bilateral abducens nerve palsy in a patient found to have IIH.

@anterior_seg_rocks

#Abducens #CN6 #CNVI
Bilateral CN6 Palsy ... Subtle bilateral ... abducens nerve ... #physicalexam #ophthalmology ... #neurology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
encephalopathy, Orbital apex ... URGENT: Brainstem tumor ... pseudotumor, Orbital apex ... mass #Diplopia #differential ... #diagnosis #ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsy • CN VI (Abducens ... #Localization #ophthalmology ... #neurology #differential
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Unilateral Fixed ... Dilated Pupil - Differential ... hemorrhage, SAH, tumor ... Dilated #Pupil #differential ... #diagnosis #neurology