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Aseptic Meningitis

Signs & Symptoms

 Nausea #VIRAL_MENINGITIS
Note: due to increased intracranial pressure
Ref: Uptodate [ Aseptic meningitis in adults]
Meningismus #VIRAL_MENINGITIS
Ref: Uptodate [ Aseptic meningitis in adults]
Malaise #VIRAL_MENINGITIS
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Vomiting #VIRAL_MENINGITIS
Note: increased intracranial pressure
Ref: Uptodate [ Aseptic meningitis in adults]

Physical Examination

 Nuchal rigidity
Ref: Uptodate [ Aseptic meningitis in adults]
Altered mental status
Ref: Uptodate [ Aseptic meningitis in adults]
speech disorders (negative symptom)
Ref: Uptodate [ Aseptic meningitis in adults]

Lab / Serology

 Enteroviruses #VIRAL_MENINGITIS
Ref: Uptodate [ Aseptic meningitis in adults]
Polymorphonuclear predominance in the CSF #VIRAL_MENINGITIS
Note: early
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Spirochetes
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Imagin Study

Complication

 Very high CSF protein concentration #neoplastic_ meningitis
Note: due to CSF block
Ref: Uptodate [ Aseptic meningitis in adults]
Coma #Tuberculous_meningitis
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Cytologic identification of malignant cells within the cerebrospinal fluid #neoplastic_ meningitis
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Risk Factors

Cause

 Enteroviruses #VIRAL_MENINGITIS
Ref: Uptodate [ Aseptic meningitis in adults]
Vogt-Koyanagi-Harada syndrome
Ref: Uptodate [ Aseptic meningitis in adults]
Systemic lupus erythematosus
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Other