11 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Localizing Extraocular Movement ... • CN IV (Trochlear ... Skew Deviation Casey ... ophthalmology #neurology ... differential #diagnosis #ocular
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Diagnosis: • CN ... Ill Palsy - ... abnormal extraocular movements ... dissociation • Other causes ... #PhysicalExam #neurology
Traumatic Lateral Rectus Palsy on Ocular Examination

Impaired left lateral eye movement with left gaze after MVA.
Lateral Rectus Palsy ... left lateral eye movement ... Abducens #CNVI #CN6 ... #clinical #video ... #neurology #ophthalmology
Opsoclonus-Myoclonus Ataxia Syndrome (OMAS) -Dancing eyes - dancing feet syndrome
 • Opsoclonus: ocular spontaneous, arrhythmic, conjugate
• Opsoclonus: ocular ... conjugate saccades movements ... caused by muscular ... Syndrome #clinical #video ... #neurology #gait
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
CN VI palsy ... Ill palsy ... • Neurologic ... large/unreactive pupil ... Cranial Nerve IV
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
• Suspect in movement ... status, and focal neurologic ... Demyelinating disease caused ... , limb ataxia, gait ... hearing loss, palsy
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... In this case, the ... oculomotor nerve palsy ... anisocoria #clinical #video ... #physicalexam #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
poorly reactive pupils ... with third nerve palsy ... • Extraocular movement ... deficits (CN Ill ... , IV, and VI) -
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... (no horizontal movement ... The most common causes ... and started on IV ... ophthalmology #neurology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
a non-reactive pupil ... acetate to help with ocular ... other potential causes ... HZO #clinical #video ... #physicalexam #neurology