Viewing Study NCT00759369



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Study NCT ID: NCT00759369
Status: COMPLETED
Last Update Posted: 2012-02-27
First Post: 2008-09-24

Brief Title: Water as Therapy in Autosomal Dominant Polycystic Kidney Disease ADPKD
Sponsor: University of Kansas
Organization: University of Kansas Medical Center

Study Overview

Official Title: Water as Therapy in Autosomal Dominant Polycystic Kidney Disease
Status: COMPLETED
Status Verified Date: 2012-02
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: Autosomal dominant polycystic kidney disease ADPKD is the most common single gene disorder that is potentially fatal ADPKD is caused by mutations in either of two genes PKD1 PKD2 Cysts begin to develop primarily in renal collecting tubules in utero and continue to form and expand throughout the patients life One of the goals of the study is to formulate a water prescription for use in clinical trials to determine the effect of sustained water diuresis on the progression of ADPKD
Detailed Description: The proposed study will devise a quantitative model to estimate the amount of water an individual would need to ingest in order to lower the 24 h mean urine osmolality to a level below plasma 285 mOsmKg This osmolality goal is chosen because the 24h median urine osmolality of humans is ordinarily 753 mOsmKg much greater than 285 mosmKg 6 7 In other words normal humans are usually anti-diuretic during waking hours and while asleep Median 24h urine volume is 1225 ml range 1051 - 2270 In temperate climates the insensible losses of water in sweat respiration and stool are nearly balanced by the water ingested in solid and semi-solid foods and derived from metabolism Thus daily urine volume measured upon arising in the morning is a reasonably good indicator of the volume of fluids drunk over the preceding 24 h

Study Oversight

Has Oversight DMC: None
Is a FDA Regulated Drug?: None
Is a FDA Regulated Device?: None
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?: None