14 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
CN IV (Trochlear ... • CN VI (Abducens ... One-and-a-half Syndrome ... #differential #diagnosis ... #ocular
Hemimasticatory Spasm (HMS) on Physical Exam

HMS is characterized by paroxysmal involuntary contractions of the unilateral jaw-closing
is a very rare disorder ... the trigeminal nerve ... #clinical #video ... neurology #trigeminal #CN5 ... #CNV
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... • Transverse myelitis ... pain • Extra-CNS ... Comorbid autoimmune disorders ... Manifestations #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... Non-neuromuscular disorder ... pulmonary etc) • CNS ... • Inflammatory disorders ... #Differential #Diagnosis
Superior Oblique Myokymia 
Eye movement disorder where the superior oblique twitches periodically causing jumping of a
Eye movement disorder ... the trochlear nerve ... (CN IV) at the ... #video #trochlear ... #CN4 #CNIV
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
unmasks subtle right CN ... a subtle right CN ... #Palsy #CN6 #Abducens ... #Nerve #clinical ... #physicalexam
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Ramsay Hunt Syndrome ... oticus) wit Facial Nerve ... oticus #Facial #Nerve ... #physicalexam # ... CN7 #CNVII
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... Presentation: Injury ... bouts of HTN Diagnostic ... Diagnosis: • ... brain and/or optic nerve
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
paroxysmal brainstem syndrome ... Abducens #Spasm #CNVI ... #CN6 #PhysicalExam ... #clinical #ocular ... ophthalmology #neurology #video
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... Traumatic brain injury ... glaucoma - Ocular ... Trochlear headache • CNS ... the trigeminal nerve