6 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
VI (Abducens) Nerve ... One-and-a-half Syndrome ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Orbital Apex Syndrome ... acetate to help with ocular ... other potential causes ... Orbital Apex Syndrome ... trochlear nerve, abducens
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... Horner’s syndrome ... nerve palsy • Horner ... laceration or orbital ... #ophthalmology
HORNY PAMELA Mnemonic for Horner’s Syndrome

Horner’s syndrome is classically associated with ptosis, miosis, and anhidrosis.
’s Syndrome Horner ... This is caused by ... less severe than CN ... #Syndrome #Diagnosis ... #Neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... dissociation • Other causes ... pupil (trauma/orbital ... #PhysicalExam #neurology ... #ophthalmology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... include a: • Neurologic ... Fork Tests (512 Hz ... cause unknown) ... II ○ Susac’s syndrome