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The Respiratory Induced Kidney Motion: Does It Really Effect the Shock Wave Lithotripsy?
Mehmet Ozgur Yucel1, Serkan Ozcan2, Gokhan Tirpan3
1Department of Urology, Adiyaman University , Adiyaman, Turkey. mozyucel@yahoo.com.
Urology Journal
|December 27, 2017
Summary
Kidney mobility significantly impacts shock wave lithotripsy (SWL) success for kidney stones. Greater kidney movement correlated with lower success rates, highlighting its importance in SWL procedures.
Area of Science:
- Urology
- Nephrology
- Medical Imaging
Background:
- Shock wave lithotripsy (SWL) is a common procedure for kidney stone treatment.
- Kidney mobility, influenced by respiration, can affect SWL efficacy.
- Understanding factors influencing SWL success is crucial for patient outcomes.
Purpose of the Study:
- To investigate the effect of respiratory-induced kidney mobility on the success of electrohydraulic SWL.
- To determine if kidney motion is a significant predictor of SWL outcomes.
Main Methods:
- 158 patients undergoing SWL for kidney stones were analyzed.
- Exclusion criteria included metabolic diseases, non-opaque stones, and specific stone locations/sizes.
- Kidney movement was measured using fluoroscopy during the procedure.
Main Results:
- SWL success rates were 66.7% for males and 56.9% for females.
- Mean stone size was smaller in the successful group (11 ± 3 mm) compared to the unsuccessful group (14 ± 4 mm).
- Higher kidney mobility rates (32 ± 10) were observed in the successful group, while the unsuccessful group had higher mobility (40 ± 11). Multivariate analysis confirmed stone size and kidney mobility as significant factors, but Hounsfield Unit (HU) did not.
Conclusions:
- Kidney motion significantly affects the success rate of SWL.
- Further research with various lithotripters is needed to fully understand the role of kidney mobility in SWL outcomes.
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