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Japan Urolithiasis Survey, 8th Edition

Japan Urolithiasis Survey, 8th Edition - JUS-8

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000056220
Enrollment
80000
Registered
2024-11-21
Start date
2025-01-01
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Urolithiasis

Interventions

None listed

Sponsors

Kanazawa Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients who have a urinary tract stone in their body at any time between January 1 and December 31, 2025 (the diagnosis of stone is determined by the attending physician). The diagnosis of stone diagnosis is determined by the attending physician. Even if the presence of a stone is not obvious or the stone is considered to have already been expelled by the patient, if the attending physician determines that a stone is (or was) present based on clinical symptoms and laboratory findings, the patient is considered to have a urinary tract stone. Patients who do not meet the following exclusion criteria

Exclusion criteria

Exclusion criteria: Patients with urinary tract stones on or before December 31, 2024, who are being followed up during the year 2025 without stone migration. Patients who refused to participate in this study Other patients who are deemed unsuitable by the principal investigator or subinvestigator.

Design outcomes

Primary

MeasureTime frame
Incidence of urolithiasis by sex, age, and site (per 100,000) in Japan

Secondary

MeasureTime frame
Annual incidence of first upper and lower urolithiasis (per 100,000)

Countries

Japan

Contacts

Public ContactTaro Iguchi

Kanazawa Medical University Urology

taro@kanazawa-med.ac.jp+81-76-218-8145

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026