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

A 50 yr male with left facial spasm and diplopia, with
paroxysmal brainstem syndrome ... #Spasm #CNVI #CN6 ... #PhysicalExam # ... clinical #ocular ... ophthalmology #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... skin injury) • Neurologic ... lesions, aseptic meningitis ... ) Differential Diagnosis ... #signs #symptoms
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner syndrome ... brain lesion • CNS ... infection (e.g., meningitis ... #Algorithm #neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... pain • Extra-CNS ... Manifestations #diagnosis ... #neurology #symptoms ... #signs
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
Patient asked to focus ... #Abducens #Nerve ... clinical #video #neurology ... ophthalmology #ocular ... #physicalexam
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... photophobia • Meningitis ... meningeal irritation signs ... glaucoma - Ocular ... ophthalmology #Neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... purpura: Strong sign ... affects the skin, neurologic ... cognitive impairment, neurologic ... chorioretinitis, CNS
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Vestibulo-ocular ... • Examine for signs ... caseyalbin #PhysicalExam ... #neurology #comatose