Study on 'The Use of Non-contrast Helical Computerized Tomogram in Predicting Treatment Outcomes of Upper Ureteric Stone by Extracorporeal Shock Wave Lithotripsy Using the Sonolith 4000+ Lithotripter'

The Use of Non-contrast Helical Computerized Tomogram in Predicting Treatment Outcome of Upper Ureteric Stone by Extracorporeal Shock Wave Lithotripsy Using the Sonolith 4000+ Lithotripter

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT00517205

Enrollment

100

Registered

2007-08-16

Start date

2004-10-31

Completion date

2007-12-31

Last updated

2011-06-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Ureteral Calculi

Keywords

upper ureteric stone

Brief summary

The purpose of this research is to assess the role of non-contrast helical computerized tomogram in predicting the treatment outcome of upper ureteric stone by extracorporeal shock wave lithotripsy (ESWL).

Interventions

PROCEDURENon-contrast helical computerized tomogram (NCHCT)

Study design

Observational model

CASE_ONLY

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

18 Years to No maximum

Inclusion criteria

* Adult patient (\> 18 years old) * With solitary upper ureteric stone (defined as ureter above the sacroiliac joint as seen on plain radiography) diagnosed by NCHCT \*(\* can have stones at the other site but the indexed stone is a solitary stone) * Size 5 to 15 mm in the maximal diameter as measured from plain radiography. * Planned for primary in-situ ESWL

Exclusion criteria

* Patient contraindicated for ESWL - active urosepsis, coagulopathy, pregnant lady etc * Presence of percutaneous nephrostomy or ureteric stent * Suspected distal obstruction

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026