11 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Localizing Extraocular Movement ... Skew Deviation Casey ... #Extraocular #Movement ... ophthalmology #neurology #differential ... #diagnosis #ocular
Superior Oblique Myokymia 
Eye movement disorder where the superior oblique twitches periodically causing jumping of a
Superior Oblique Myokymia ... Eye movement ... It is probably caused ... the trochlear nerve ... #physicalexam #video
Superior oblique myokymia 

Superior oblique myokymia causes a repetitive, high frequency intorsion of the eye, leading
Superior oblique myokymia ... causes a repetitive ... oscillopsia (illusion of movement ... Satisfying to diagnose ... #physicalexam #video
Superior oblique myokymia 

Superior oblique myokymia causes a repetitive, high frequency intorsion of the eye, leading
Superior oblique myokymia ... causes a repetitive ... oscillopsia (illusion of movement ... Satisfying to diagnose ... Resolution .mp4 video
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Vision loss - Differential ... Diagnosis Ischemia ... nerve perfusion ... changes in gaze/eye movement ... Ocular causes -
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... Diagnosis: • CN ... abnormal extraocular movements ... dissociation • Other causes ... @neudrawlogy #Adies
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Diagnosis: • ... threat Cranial Nerves ... Casey Albin MD @ ... neurology #comatose #diagnosis
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Blurry Vision - Differential ... Diagnosis Framework ... Optic Nerve/Pathway ... or without eye movement ... #causes
Hemimasticatory Spasm on Physical Exam

Hemimasticatory spasm is a disorder of the trigeminal nerve → involuntary jaw
the trigeminal nerve ... Myokimia will cause ... such gross movement ... clinical #cheek #CN5 #video
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
stroke • Severe nausea ... pupil with third nerve ... • Extraocular movement ... #differential # ... diagnosis