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To compare staged ureteroscopy following initial urinary drainage versus direct ureteroscopy without initial urinary drainage in the treatment of obstructive calcular anuria with acute renal failure in children.
To compare staged ureteroscopy following initial urinary drainage and stabilization of renal functions using percutaneous nephrostomy or double J stent versus direct ureteroscopy without initial urinary drainage in the treatment of obstructive calcular anuria with acute renal failure due to ureteric calculi in children.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| initial urinary drainage | Active Comparator | initial urinary drainage to stabilize renal functions before ureteroscopy |
|
| direct ureteroscopy | Active Comparator | direct ureteroscopy without initial urinary drainage |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| initial urinary drainage | Procedure | initial urinary drainage is done using nephrostomy or double J stent to stabilize renal functions. this is followed several days later by definitive ureteroscopy. |
| Measure | Description | Time Frame |
|---|---|---|
| Return to normal creatinine | period for return to normal creatinine in both groups | 1 week |
| stone free status | success in removal of ureteric stones using ureteroscopy | 1 week |
| operative and early post operative complications | Hematuria, Extravasation (perforation), mucosal complications, stone migration, failure of ureteric access, fever | 1 week |
| Measure | Description | Time Frame |
|---|---|---|
| ureteric stricture | occurrence of ureteric stricture as a delayed complication | 6 months |
| period to reach stone free status bilaterally | period to reach stone free status bilaterally after the treatment of the contralateral side |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Mohammed S ElSheemy, A Professor | Contact | 01006117755 | mohammedshemy@yahoo.com |
| Name | Affiliation | Role |
|---|---|---|
| Mohammed S ElSheemy, A professor | Cairo University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Cairo University Hospitals | Recruiting | Cairo | 12222 | Egypt |
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| ID | Term |
|---|---|
| D058186 | Acute Kidney Injury |
| D001002 | Anuria |
| ID | Term |
|---|---|
| D051437 | Renal Insufficiency |
| D007674 | Kidney Diseases |
| D014570 | Urologic Diseases |
| D052776 | Female Urogenital Diseases |
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| direct ureteroscopy | Procedure | direct ureteroscopy is done without initial urinary drainage and before return to normal chemistry. this is followed follow-up of renal functions for several days before treatment of the contralateral side. |
|
| 6 months |
| number of times of exposure to general anesthesia | number of times of exposure to general anesthesia during successive interventions to clear stones bilaterally | 6 months |
| Cairo University Hospitals | Not yet recruiting | Cairo | 12222 | Egypt |
| D005261 |
| Female Urogenital Diseases and Pregnancy Complications |
| D000091642 | Urogenital Diseases |
| D052801 | Male Urogenital Diseases |
| D014555 | Urination Disorders |