15 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... lyme • Altered mental ... lesion • CNS infection ... (e.g., meningitis ... #neurology #PHANTOMS
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... bacterial/viral meningitis ... Systemic: Systemic infection ... paraneoplastic syndromes ... #Causes
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... status changes - Meningitis ... vasoconstriction syndrome ... , meningitis, encephalitis ... #signs #symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
oscillopsia) • Otitis Media ... symptoms/signs, ... nystagmus - Infection ... • Meningitis ... #Causes
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Enteroviruses (e.g ... : • Headache and ... Acute meningeal signs ... rigidity) • Altered mental ... differential #diagnosis #neurology
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... , furnaces) Meningitis ... of sinus or ear infection ... vasoconstriction syndrome ... #redflags #signs
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
Reconstitution Inflammatory Syndrome ... • Papilledema, headache ... neurological symptoms • Caused ... and not direct infection ... due to increased CSF
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... status • Headache ... may precede the neurologic ... the underlying cause ... with AEDs until cause
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... , altered mental ... Tuberculous Meningitis ... Demyelinating disease caused ... Cryptococcal Meningitis
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Infection or cancer ... disruption ○ Otitis media ... cause unknown) ... ) ○ Meningitis ... II ○ Susac’s syndrome