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Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Bell's Palsy - Diagnosis ... Nerve (CN7) Palsy ... bilateral, non-CN7 ... MRI+gad (stroke, CN7 ... #Palsy #Diagnosis
Bell's Phenomenon

Sign of peripheral facial paralysis manifested by eye movement up and out of the eyeball,
Sign of peripheral ... facial paralysis ... manifested by eye movement ... #physicalexam #neurology ... #CN7 #CNVII #palsy
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Disorders • CN ... • CN IV (Trochlear ... • CN VI (Abducens ... ophthalmology #neurology ... #differential #diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... • Suspect in movement ... Demyelinating disease caused ... , 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 ... in the CNS ○ ... Diagnosis: MRI ... dysfunction like gait ... dementia #AIDS #Neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
/pain upon eye movement ... disturbances, facial ... pain • Extra-CNS ... #neurology #symptoms ... #signs
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... endemic area, - Facial ... Acute meningeal signs ... Singh @rav7ks #CNS ... #neurology #meningitis
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... with third nerve palsy ... • Extraocular movement ... deficits (CN Ill ... #differential #diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... • Bilateral signs ... • Infectious causes ... simplex virus, HIV ... #management #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 ... tract, and often causes ... chorioretinitis, CNS