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Updated: Jun 17, 2025

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High-Resolution Ultrasound Platform for Infant Meningitis Detection: An In Vitro Demonstration.

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  • 1Kriba, Barcelona Science Park, 08028 Barcelona, Spain.

Sensors (Basel, Switzerland)
|August 10, 2024
PubMed
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A new high-resolution ultrasound platform can detect microscopic white blood cells (WBCs) in infant cerebrospinal fluid (CSF). This breakthrough offers improved infant meningitis diagnosis by visualizing cellular markers previously undetectable with traditional methods.

Area of Science:

  • Biomedical Engineering
  • Medical Imaging
  • Neonatal Diagnostics

Background:

  • Infant meningitis poses a significant global health challenge, especially for neonates.
  • Current ultrasound methods lack the spatial resolution to detect white blood cells (WBCs) in cerebrospinal fluid (CSF), a key meningitis indicator.

Purpose of the Study:

  • To develop and evaluate a novel high-resolution ultrasound platform for detecting microscopic WBCs in infant CSF.
  • To enable non-invasive, in-situ detection of meningitis markers through the anterior fontanelle.

Main Methods:

  • A custom ultrasound probe with a mechanically controlled 20 MHz focused transducer was developed.
  • The system performs internal data processing for real-time analysis of backscatter signals from CSF.
  • In vitro feasibility was assessed using 7 μm particle suspensions at clinically relevant concentrations in simple and neonatal head phantom setups.
Keywords:
cerebrospinal fluiddetectionhigh resolutionmeningitismicroscopyultrasoundwhite blood cells

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Related Experiment Videos

Last Updated: Jun 17, 2025

State of the Art Cranial Ultrasound Imaging in Neonates
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Published on: February 2, 2015

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Contrast Imaging in Mouse Embryos Using High-frequency Ultrasound
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Published on: March 4, 2015

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High Frequency Ultrasound for the Analysis of Fetal and Placental Development In Vivo
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Main Results:

  • The platform successfully generated high-quality ultrasound images capable of resolving 7 μm particles.
  • Particle suspensions mimicking meningitis-related WBC concentrations were clearly visualized.
  • Feasibility was demonstrated in both basic setups and a realistic neonatal head phantom.

Conclusions:

  • The novel high-resolution ultrasound platform demonstrates significant potential for early and accurate infant meningitis diagnosis.
  • This technology overcomes the resolution limitations of traditional ultrasound for visualizing critical cellular biomarkers in CSF.
  • The system offers a non-invasive, integrated solution for detecting meningitis in neonates and young infants.