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Confocal Fluorescence Microscopy

Confocal Fluorescence Microscopy

Confocal microscopy is an advanced microscopic technique. The prime advantage of the confocal microscope over other microscopy techniques is its ability to block the out-of-focus light from the illuminated samples using pinholes. It is widely used with fluorescence optics to obtain high-resolution, sharp contrast images. Unlike optical microscopes, confocal microscopes use a focused beam of light laser to scan the entire sample surface at different z-planes. These microscopes are, therefore,...

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Updated: May 25, 2025

Probe-based Confocal Laser Endomicroscopy of the Urinary Tract: The Technique

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Confocal Laser Endomicroscopy: Enhancing Intraoperative Decision Making in Neurosurgery.

Francesco Carbone^1,2, Nicola Pio Fochi³, Giuseppe Di Perna²

¹Department of Neurosurgery, Karlsruher Neurozentrum, Städtisches Klinikum Karlsruhe, 76133 Karlsruhe, Germany.

Diagnostics (Basel, Switzerland)

|February 26, 2025

Summary

Confocal laser endomicroscopy (CLE) offers real-time, high-resolution intraoperative imaging for brain tumors. This advanced technique aids surgeons in precisely identifying tumor margins, improving resection and patient outcomes in neurosurgery.

Keywords:

brain tumor confocal laser endomicroscopy fluorescence-guided surgery image-guided surgery intraoperative pathology

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Last Updated: May 25, 2025

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In Vivo Fiber-Coupled Pre-Clinical Confocal Laser-scanning Endomicroscopy pCLE of Hippocampal Capillaries in Awake Mice

In Vivo Fiber-Coupled Pre-Clinical Confocal Laser-scanning Endomicroscopy pCLE of Hippocampal Capillaries in Awake Mice

Published on: April 21, 2023

Area of Science:

Neurosurgery
Oncology
Medical Imaging

Background:

Brain tumors, particularly high-grade gliomas (HGGs), pose significant challenges due to high mortality and infiltrative growth.
Maximizing safe tumor resection is crucial for improving outcomes, but accurate margin delineation is often difficult.
Confocal laser endomicroscopy (CLE) provides real-time, high-resolution cellular imaging during surgery.

Purpose of the Study:

To evaluate the utility of Confocal Laser Endomicroscopy (CLE) as an intraoperative tool in neurosurgery for brain tumor resection.
To highlight advancements in CLE technology and its integration with artificial intelligence for improved surgical decision-making.

Main Methods:

Application of Confocal Laser Endomicroscopy (CLE) for intraoperative, real-time, high-resolution cellular imaging of brain tumors.
Integration of CLE with deep learning algorithms and telepathology platforms for automated image interpretation and remote consultation.
Technological advancements including device miniaturization and second-generation CLE systems.

Main Results:

CLE enables intraoperative tumor characterization, reducing reliance on traditional frozen-section analyses.
Improved image quality and diagnostic utility of second-generation CLE systems.
AI integration accelerates surgical decision-making and enhances diagnostic consistency.

Conclusions:

Confocal Laser Endomicroscopy (CLE) is a promising intraoperative adjunct for neurosurgical oncology.
Further development is needed to address challenges like motion artifacts and expand probe applications.
CLE has the potential to significantly improve the precision and efficacy of brain tumor surgery.