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Probe-based Confocal Laser Endomicroscopy of the Urinary Tract: The Technique
Published on: January 10, 2013
Dynamic real-time microscopy of the urinary tract using confocal laser endomicroscopy
Katherine Wu1, Jen-Jane Liu, Winifred Adams
1Department of Urology, Stanford Cancer Center, Stanford University School of Medicine, Stanford, California 94305-5118, USA.
Urology
|May 24, 2011
Summary
Probe-based confocal laser endomicroscopy (pCLE) offers real-time, in vivo imaging for diagnosing urinary tract conditions. This study establishes diagnostic criteria to guide pCLE interpretation, improving bladder cancer detection.
Area of Science:
- Urology
- Medical Imaging
- Pathology
Background:
- Probe-based confocal laser endomicroscopy (pCLE) is an emerging technology for high-resolution, in vivo imaging.
- Accurate interpretation of pCLE requires established diagnostic criteria for urinary tract conditions.
Purpose of the Study:
- To develop diagnostic criteria for benign and neoplastic urinary tract conditions using pCLE.
- To create a guide for interpreting pCLE images in urological applications.
Main Methods:
- Patients undergoing transurethral resection of bladder tumor or nephrectomy were included.
- pCLE imaging was performed after fluorescein administration, with images compared to hematoxylin and eosin analysis.
- Mosaicing was used for wide-angle tissue microarchitecture evaluation.
Main Results:
- pCLE images were acquired from 66 participants, detailing features of the kidney, ureter, bladder, prostate, and urethra.
- Distinct differences were observed between normal and neoplastic bladder tissues via in vivo pCLE.
- Mosaicing enhanced the evaluation of tissue microarchitecture.
Conclusions:
- pCLE enables real-time, in vivo microscopy of the urinary tract, differentiating benign and neoplastic tissues.
- The developed diagnostic criteria will aid in adapting pCLE for routine use.
- pCLE can expedite the diagnosis of urinary tract pathology, especially bladder cancer.
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