9 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
PalsyCN IV ... palsyCN VI ... (Abducens) Nerve ... ophthalmology #neurology ... #ocular
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... • CN VI palsy ... Ill palsy ... • Neurologic ... IV - Eye cannot
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based ... Fever, headache, neck ... hearing loss, palsy ... of the abducens ... nerve, and impaired
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... Neurogenic Ptosis - Neurologic ... junction, cranial nerve ... eyelid: • Third nerve ... palsy • Horner
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
#CN6 #Abducens ... #Nerve #clinical ... #video #neurology ... ophthalmology #ocular ... #physicalexam
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... Syphilis should ... suggest oculomotor nerve ... palsy. ... #neurology
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
peripheral 12th nerve ... palsy. ... posterior head/neck ... Fasciculations #PhysicalExam ... #CNXII #CN12 #Neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... The evaluation should ... • Head and neck ... (CN 8) ... zoster virus ○ HIV
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... proximal muscles of shoulder ... affects the skin, neurologic ... muscle weakness • Nerves ... chorioretinitis, CNS