Actively Recruiting

Phase 4
Age: 18Years +
All Genders
NCT07225764

CaOx Stone Prevention

Led by Icahn School of Medicine at Mount Sinai · Updated on 2025-11-10

80

Participants Needed

1

Research Sites

87 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This single-center randomized controlled trial at Mount Sinai West will enroll 80 patients undergoing percutaneous nephrolithotomy for calcium oxalate stones. Participants will be randomized to receive either empiric therapy or selective therapy guided by 24-hour urine evaluation. The primary outcome is change in calcium oxalate supersaturation at 4 weeks, aiming to determine whether empiric therapy can provide outcomes comparable to selective therapy while simplifying access to prevention.

CONDITIONS

Official Title

CaOx Stone Prevention

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Adult age of 18 years
  • Diagnosed with kidney stones and scheduled for PCNL
  • Calcium Oxalate Stone Former
  • Pre-operative CT scan within 90 days of surgery with stone density > 1000 Hounsfield units
  • Non-pregnant and not breastfeeding
  • Able and willing to provide informed consent
  • Pre-operative eGFR greater than 70 mL/min/1.73 m8
  • Negative pre-operative urine culture
Not Eligible

You will not qualify if you...

  • History of gastric or intestinal bypass, liver disease, or gastrointestinal malabsorptive diseases such as Crohn's disease, ulcerative colitis, or short-gut syndrome
  • Hyperparathyroidism
  • Renal tubular acidosis
  • Active kidney stone prevention treatment at time of surgery (thiazides, alkaline therapy, low oxalate diet)
  • History of hypokalemia or baseline hypotension
  • Allergy to trial medications or sulfa-containing medications
  • Current prescription of thiazide, loop diuretics, carbonic anhydrase inhibitors, xanthine oxidase inhibitors, active Vitamin D, bisphosphonates, denosumab, glucocorticoids, or potassium supplementation

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

1
2
3
+1

Trial Site Locations

Total: 1 location

1

Mount Sinai West

New York, New York, United States, 10019

Actively Recruiting

Loading map...

Research Team

B

Blair Gallante, MPH

CONTACT

M

Mantu Gupta, MD

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

PREVENTION

Number of Arms

2

Not the Right Trial for You?

Explore thousands of other clinical trials that might be a better match.
Sign up to get personalized trial recommendations delivered to your inbox.

Already have an account? Log in here