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NCT Number: NCT05340075

Staged Bilateral Percutaneous Nephrolithotomy

To determine the optimal time between the first and second operations in patients with bilateral kidney stones and scheduled percutaneous nephrolithotomy for the contralateral kidney. Patients who underwent percutaneous nephrolithotomy to the contralateral kidney 2-4 weeks and 4-6 weeks after the first operation will be compared.

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Key information

Conditions

Stone, Kidney Calculi Female Urogenital Diseases Female Urogenital Diseases and Pregnancy Complications Kidney Calculi Kidney Diseases Male Urogenital Diseases Nephrolithiasis Pathological Conditions, Anatomical Pathological Conditions, Signs and Symptoms Urinary Calculi Urogenital Diseases Urolithiasis Urologic Diseases

Age range

18 year–80 year

Sex eligibility

All sexes

Study type

Observational

Primary location

Ankara Training and Research Hospital

Ankara, Altindag, 06230, Turkey (Türkiye)

About this study

The aim of the study is to determine the optimal time between the first and second operations in patients with bilateral kidney stones and scheduled percutaneous nephrolithotomy for the contralateral kidney. In our study, patients who underwent percutaneous nephrolithotomy to the contralateral kidney 2-4 weeks and 4-6 weeks after the first operation will be compared. With the guidance of preoperative and postoperative data, it is aimed to determine the optimal time with the lowest complication and highest operational success.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Patients with stones of 2 cm or more in each kidney

Exclusion criteria

  • Renal Failure
  • Coagulopathy
  • Pregnancy

Treatment and study plan

Patients who underwent percutaneous nephrolithotomy

Procedure

Patients who underwent percutaneous nephrolithotomy to the contralateral kidney 2-4 weeks and 4-6 weeks after the percutaneous nephrolithotomy operation

Primary outcomes

  1. BMI in kg/m^2

    Time frame: 3 Months

    BMI in kg/m^2

  2. rates of intraoperative blood transfusion, operation time(minute)

    Time frame: 3 Months

    rates of intraoperative blood transfusion, operation time(minute)

Secondary outcomes

  1. mm size of the stone,

    Time frame: 3 Months

    mm size of the stone,

Sponsors and collaborators

Lead sponsor

Ankara Training and Research Hospital

Other

Registry information

Official study title

Staged Bilateral Percutaneous Nephrolithotomy: When to Operate for a Contralateral Kidney?

Important dates

Study start
2021
Primary completion
2021
Study completion
2022
First posted
Apr 21, 2022
Registry last updated
Apr 21, 2022

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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