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Probe-based Confocal Laser Endomicroscopy of the Urinary Tract: The Technique
Published on: January 10, 2013
Virtual cystoscopy: the evaluation of bladder lesions with computed tomographic virtual cystoscopy
Osman Raif Karabacak1, Esin Cakmakci, Ufuk Ozturk
1Ministry of Health, Ankara Dışkapı Yıldırım Beyazit Education and Research Hospital, Department of Urology, Ankara, Turkey.
Summary
Computed tomographic virtual cystoscopy (CTVC) accurately detects urinary bladder lesions, showing 100% sensitivity for neoplasias. This minimally invasive method offers valuable insights for diagnosing bladder tumors.
Area of Science:
- Urology
- Radiology
- Medical Imaging
Background:
- Urinary bladder lesions require accurate detection for effective management.
- Conventional cystoscopy is invasive and may require biopsy for definitive diagnosis.
Purpose of the Study:
- To evaluate the diagnostic accuracy of computed tomographic virtual cystoscopy (CTVC) for detecting urinary bladder lesions.
- To compare CTVC findings with conventional cystoscopy and histopathology.
Main Methods:
- Twenty-five patients underwent CTVC using multislice CT with 1 mm slice thickness.
- Surface rendering was used for interactive navigation of bladder scans.
- CTVC results were correlated with conventional cystoscopy and pathological findings.
Main Results:
- Thirty-eight urinary bladder lesions were identified, ranging from 0.2 x 0.3 cm to 7 x 4.5 cm.
- CTVC demonstrated 100% sensitivity and 89% accuracy in identifying neoplasias.
- Lesion morphologies included polypoid (26), sessile (7), and wall-thickening (5).
Conclusions:
- CTVC is a minimally invasive technique providing significant information on urinary bladder lesions.
- While definitive diagnosis may necessitate conventional cystoscopy and biopsy, CTVC aids in initial assessment.
- CTVC shows high accuracy in detecting bladder neoplasias.
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