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Supine Mini Percutaneous Nephrolithotomy a Substitute to Prone Mini Percutaneous Nephrolithotomy for the Management of Renal and Proximal Ureteric Calculi

Received: 12 March 2023     Accepted: 5 June 2023     Published: 27 July 2023
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Abstract

Goal: We aimed to compare the outcome of Mini Percutaneous nephrolithotomy (M-PCNL) performed using our modified supine position with standard prone M-PCNL for renal and proximal ureteric calculi. Materials and Methods: A prospective study between March 2020 to June 2022, including 202 patients undergoing Mini-PCNL was included in this study: 136 patients (160 renal units) underwent in M-PCNL in the modified supine position (Iyyan’s position) and were compared to 66 patients undergoing Mini-PCNL in the prone position. The stone size was assessed by Non Contrast computed tomography scan (NCCT) of kidney, ureter, and bladder (KUB). The surgical outcomes of anesthesia time, surgical time, radiation dose, radiation time, stone free rate, length of stay in hospital and post-operative complications were compared. Chi-square and t-tests were used. Results: Total of 202 patients were registered, 136 patients of supine miniperc PCNL and 66 patients of prone miniperc PCNL. Out of 202 patients 130 patients were male and 72 were female. The mean age (in years) in Supine M-PCNL was 40.62 ± 1.60 while in prone M-PCNL it was 38.61 ± 71. The mean operative time (minutes) was 45.31 ± 72 in Supine M-PCNL and 72.22 ± 16 in Prone M-PCNL. Complete stone clearance was seen in 133 patients in supine M-PCNL versus 60 patients in prone M-PCNL. There were no major complications in both the groups. The mean post-operative hospital stay (days) was 2.6 in supine M-PCNL versus 4.1 in prone PCNL. Stone clearance rate were higher in Supine M-PCNL. Conclusions: Modified supine M-PCNL has significantly less anesthesia time, less surgical time, less radiation time and dose, less hospital stay and higher stone-free rate compared with prone M-PCNL in our series.

Published in International Journal of Clinical Urology (Volume 7, Issue 2)
DOI 10.11648/j.ijcu.20230702.12
Page(s) 34-39
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2023. Published by Science Publishing Group

Keywords

Renal Calculi, Percutaneous Nephrolithotomy, Prone Position, Modified Supine Position (Iyyan’s Position) Stone Free Rate

References
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[17] Retrograde ureteroscopic intrarenal surgery for large upper ureteric and renal calculus. Indian J Urol. 2010 Jan-Mar; 26 (1): 46–49. M. Prabakaran.
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  • APA Style

    Bhalaguru Iyyan, Puvai Murugan, Shree Vishnu Siddarth, Krishna Mohan Boopathy Vijayaraghavan. (2023). Supine Mini Percutaneous Nephrolithotomy a Substitute to Prone Mini Percutaneous Nephrolithotomy for the Management of Renal and Proximal Ureteric Calculi. International Journal of Clinical Urology, 7(2), 34-39. https://doi.org/10.11648/j.ijcu.20230702.12

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    ACS Style

    Bhalaguru Iyyan; Puvai Murugan; Shree Vishnu Siddarth; Krishna Mohan Boopathy Vijayaraghavan. Supine Mini Percutaneous Nephrolithotomy a Substitute to Prone Mini Percutaneous Nephrolithotomy for the Management of Renal and Proximal Ureteric Calculi. Int. J. Clin. Urol. 2023, 7(2), 34-39. doi: 10.11648/j.ijcu.20230702.12

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    AMA Style

    Bhalaguru Iyyan, Puvai Murugan, Shree Vishnu Siddarth, Krishna Mohan Boopathy Vijayaraghavan. Supine Mini Percutaneous Nephrolithotomy a Substitute to Prone Mini Percutaneous Nephrolithotomy for the Management of Renal and Proximal Ureteric Calculi. Int J Clin Urol. 2023;7(2):34-39. doi: 10.11648/j.ijcu.20230702.12

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  • @article{10.11648/j.ijcu.20230702.12,
      author = {Bhalaguru Iyyan and Puvai Murugan and Shree Vishnu Siddarth and Krishna Mohan Boopathy Vijayaraghavan},
      title = {Supine Mini Percutaneous Nephrolithotomy a Substitute to Prone Mini Percutaneous Nephrolithotomy for the Management of Renal and Proximal Ureteric Calculi},
      journal = {International Journal of Clinical Urology},
      volume = {7},
      number = {2},
      pages = {34-39},
      doi = {10.11648/j.ijcu.20230702.12},
      url = {https://doi.org/10.11648/j.ijcu.20230702.12},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijcu.20230702.12},
      abstract = {Goal: We aimed to compare the outcome of Mini Percutaneous nephrolithotomy (M-PCNL) performed using our modified supine position with standard prone M-PCNL for renal and proximal ureteric calculi. Materials and Methods: A prospective study between March 2020 to June 2022, including 202 patients undergoing Mini-PCNL was included in this study: 136 patients (160 renal units) underwent in M-PCNL in the modified supine position (Iyyan’s position) and were compared to 66 patients undergoing Mini-PCNL in the prone position. The stone size was assessed by Non Contrast computed tomography scan (NCCT) of kidney, ureter, and bladder (KUB). The surgical outcomes of anesthesia time, surgical time, radiation dose, radiation time, stone free rate, length of stay in hospital and post-operative complications were compared. Chi-square and t-tests were used. Results: Total of 202 patients were registered, 136 patients of supine miniperc PCNL and 66 patients of prone miniperc PCNL. Out of 202 patients 130 patients were male and 72 were female. The mean age (in years) in Supine M-PCNL was 40.62 ± 1.60 while in prone M-PCNL it was 38.61 ± 71. The mean operative time (minutes) was 45.31 ± 72 in Supine M-PCNL and 72.22 ± 16 in Prone M-PCNL. Complete stone clearance was seen in 133 patients in supine M-PCNL versus 60 patients in prone M-PCNL. There were no major complications in both the groups. The mean post-operative hospital stay (days) was 2.6 in supine M-PCNL versus 4.1 in prone PCNL. Stone clearance rate were higher in Supine M-PCNL. Conclusions: Modified supine M-PCNL has significantly less anesthesia time, less surgical time, less radiation time and dose, less hospital stay and higher stone-free rate compared with prone M-PCNL in our series.},
     year = {2023}
    }
    

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  • TY  - JOUR
    T1  - Supine Mini Percutaneous Nephrolithotomy a Substitute to Prone Mini Percutaneous Nephrolithotomy for the Management of Renal and Proximal Ureteric Calculi
    AU  - Bhalaguru Iyyan
    AU  - Puvai Murugan
    AU  - Shree Vishnu Siddarth
    AU  - Krishna Mohan Boopathy Vijayaraghavan
    Y1  - 2023/07/27
    PY  - 2023
    N1  - https://doi.org/10.11648/j.ijcu.20230702.12
    DO  - 10.11648/j.ijcu.20230702.12
    T2  - International Journal of Clinical Urology
    JF  - International Journal of Clinical Urology
    JO  - International Journal of Clinical Urology
    SP  - 34
    EP  - 39
    PB  - Science Publishing Group
    SN  - 2640-1355
    UR  - https://doi.org/10.11648/j.ijcu.20230702.12
    AB  - Goal: We aimed to compare the outcome of Mini Percutaneous nephrolithotomy (M-PCNL) performed using our modified supine position with standard prone M-PCNL for renal and proximal ureteric calculi. Materials and Methods: A prospective study between March 2020 to June 2022, including 202 patients undergoing Mini-PCNL was included in this study: 136 patients (160 renal units) underwent in M-PCNL in the modified supine position (Iyyan’s position) and were compared to 66 patients undergoing Mini-PCNL in the prone position. The stone size was assessed by Non Contrast computed tomography scan (NCCT) of kidney, ureter, and bladder (KUB). The surgical outcomes of anesthesia time, surgical time, radiation dose, radiation time, stone free rate, length of stay in hospital and post-operative complications were compared. Chi-square and t-tests were used. Results: Total of 202 patients were registered, 136 patients of supine miniperc PCNL and 66 patients of prone miniperc PCNL. Out of 202 patients 130 patients were male and 72 were female. The mean age (in years) in Supine M-PCNL was 40.62 ± 1.60 while in prone M-PCNL it was 38.61 ± 71. The mean operative time (minutes) was 45.31 ± 72 in Supine M-PCNL and 72.22 ± 16 in Prone M-PCNL. Complete stone clearance was seen in 133 patients in supine M-PCNL versus 60 patients in prone M-PCNL. There were no major complications in both the groups. The mean post-operative hospital stay (days) was 2.6 in supine M-PCNL versus 4.1 in prone PCNL. Stone clearance rate were higher in Supine M-PCNL. Conclusions: Modified supine M-PCNL has significantly less anesthesia time, less surgical time, less radiation time and dose, less hospital stay and higher stone-free rate compared with prone M-PCNL in our series.
    VL  - 7
    IS  - 2
    ER  - 

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Author Information
  • Department of Urology, PSG Hospital, Coimbatore, India

  • Department of Urology, PSG Hospital, Coimbatore, India

  • Department of Urology, PSG Hospital, Coimbatore, India

  • Department of Urology, PSG Hospital, Coimbatore, India

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