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Updated: Sep 19, 2026

Use of In vivo Imaging to Monitor the Progression of Experimental Mouse Cytomegalovirus Infection in Neonates
Published on: July 6, 2013
Abstract:
The characteristic presentation of meningococcal meningitis is acute and clinically dramatic. This article describes an infant who presented with a bulging fontanelle and left arm weakness, but no signs of infection. Routine CT scan clearly showed hydrocephalus, but did not reveal the underlying ventriculitis which was subsequently disclosed by contrast enhancement. Subsequent CSF cultures grew Neisseria meningitidis.
Insights
Meningococcal meningitis can present subtly in infants, mimicking other conditions. Early diagnosis requires advanced imaging to detect subtle signs of infection like ventriculitis.
Area of Science:
- Pediatric Neurology
- Infectious Diseases
- Medical Imaging
Background:
- Meningococcal meningitis typically presents with acute, severe symptoms.
- Infants may exhibit atypical presentations, complicating early diagnosis.
Observation:
- An infant presented with a bulging fontanelle and unilateral arm weakness, lacking typical signs of infection.
- Initial CT scans revealed hydrocephalus but not ventriculitis.
Findings:
- Contrast-enhanced imaging was crucial for diagnosing ventriculitis.
- Cerebrospinal fluid cultures confirmed Neisseria meningitidis as the causative agent.
Implications:
- Highlights the importance of advanced imaging in diagnosing subtle pediatric meningitis.
- Emphasizes the need for vigilance in infants with non-specific neurological signs.
Related Concept Videos
Bacterial Meningitis
Viral Meningitis
Cytomegalovirus Disease
Cryptococcal Meningitis
Bacterial Meningitis I: Introduction
Bacterial Meningitis II: Pathophysiology

