# Randall's Plaque Study: Pathogenesis and Relationship to Nephrolithiasis

> **NCT00169806** · NA · ACTIVE_NOT_RECRUITING · sponsor: **Indiana Kidney Stone Institute** · enrollment: 600 (estimated)

## Conditions studied

- Nephrocalcinosis
- Renal Calculi
- Hypercalciuria
- Hyperparathyroidism
- Cystinuria

## Interventions

- **OTHER:** videotape for mapping of renal anatomy and papillary biopsy

## Key facts

- **NCT ID:** NCT00169806
- **Lead sponsor:** Indiana Kidney Stone Institute
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 1998-11
- **Primary completion:** 2025-12
- **Final completion:** 2025-12
- **Target enrollment:** 600 (ESTIMATED)
- **Last updated:** 2025-01-23

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00169806

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00169806, "Randall's Plaque Study: Pathogenesis and Relationship to Nephrolithiasis". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00169806. Licensed CC0.

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