8 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
DisordersCN ... • CN IV (Trochlear ... • CN VI (Abducens ... ophthalmology #neurology ... #differential #
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... • Suspect in movement ... disorders • Symptoms ... , limb ataxia, gait ... hearing loss, palsy
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
and infects the CNS ... mononuclear cells in the CNS ... dysfunction like gait ... #dementia #AIDS ... #Neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... Diagnosis: • CN ... Ill Palsy - ... dissociation • Other causes ... #PhysicalExam #neurology
Hemimasticatory Spasm on Physical Exam

Hemimasticatory spasm is a disorder of the trigeminal nerve → involuntary jaw
Hemimasticatory spasm is a disorder ... Myokimia will cause ... such gross movement ... clinical #cheek #CN5 ... #video #neurology
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... cranial nerves is bilateral ... this rule are CN ... the preserved movements ... #clinical #video
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... auditory nerve (CN ... cause unknown) ... Mitochondrial disorders ... zoster virus ○ HIV
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... cord lesion • Bilateral ... • Infectious causes ... simplex virus, HIV ... #differential