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NCT Number: NCT01873235

PKD Clinical and Translational Core Study

Advances in our understanding of the pathogenesis of autosomal dominant polycystic kidney disease (ADPKD) have opened up possibilities of new therapies to prevent disease progression. High quality clinical investigations in patients with ADPKD, however, pose significant challenges to investigators including limited access to patients with ADPKD,insufficient guidance by experienced investigators and lack of resources to conduct these studies.

The Polycystic Kidney Disease Research Clinical and Translational Core (P30) aims to establish an infrastructure that will assist investigators in designing and conducting highest quality clinical and translational research focused on a diverse group of patients with ADPKD.

Objective 1: To establish a Mid-Atlantic cohort of ADPKD patients (N=350) with baseline clinical phenotyping performed at the General Clinical Research Unit of the University of Maryland School of Medicine.

Objective 2: To establish a state-of-the-art biobank of specimens from the ADPKD cohort including serum, plasma,urine and DNA.

Objective 3: To develop a collaborative network of physicians and practices in the Mid-Atlantic region who will contribute to the ADPKD cohort and will be willing to refer patients for future studies and trials.

Objective 4: To establish a web-based registry of ADPKD patients in the Mid-Atlantic area.

Recruiting

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

University of Maryland School of Medicine General Clinical Research Center

Baltimore, Maryland, 21201, United States

Location status: Recruiting

Location contact

Charalett Diggs, RN, MSN

CONTACT

[email protected]

410-706-2122

Karleen Schuhart

CONTACT

[email protected]

410-706-3455

Stephen Seliger, MD, MS

SUB_INVESTIGATOR

Terry Watnick, MD

PRINCIPAL_INVESTIGATOR

About this study

The purpose of this study is to establish a prospective observational cohort of 350 well-characterized adults with ADPKD, and an associated biorepository of DNA, plasma, serum, and urine. Baseline clinical phenotyping includes measurement of renal filtration function, total kidney volume, clinical and family history, presence and history of renal and extra-renal ADPKD manifestations, cardiac function, vascular stiffness, and health-related quality of life.

Prospective characterization will include the development of ADPKD complications (e.g., infection, stones, cyst hemorrhage) and other acute medical events, and changes in symptoms and QoL.

In addition, an electronic PKD patient registry will collect demographic and contact information on adults with ADPKD interested in participating in future clinical trials and/or observational cohort studies.

No treatment interventions will be performed in these observational studies

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Age 18 and older
  • ADPKD confirmed by genetic testing or ultrasound criteria using modified Ravine criteria: with family history:several cysts per kidney (3 by sonography, 5 if by computerized tomography or MRI)without family history: 10 cysts (by any radiologic method) per kidney and exclusion of other cystic kidney diseases
  • Ability to provide written informed consent prior to initiation of any study procedures and the ability in the opinion of the investigator to comply with all requirements of the study
  • Glomerular Filtration Rate (GFR) greater than 15ml/min/1.73m2

Exclusion criteria

  • End Stage Renal Disease or presently on dialysis or a prior kidney transplant

--Pregnant, lactating, or intention to get pregnant in next 6 weeks

  • Another systemic disease such as cancer or lupus
  • Life expectancy less than 2 years
  • Current participation in a drug treatment trial
  • Non English speaking
  • Uncontrolled diabetes A1C 7.0 or more within 6 months of study visit; and/or on more than one oral hypoglycemic agent
  • Diabetic nephropathy

Treatment and study plan

Primary outcomes

  1. Renal volume by MRI

    Time frame: Baseline and 3 Year follow up measures to assess changes between the time points

    Calculations of the volume will be based on summation of the products of the area measurements of the kidneys and/or liver and slice thickness. A region-based signal threshold method will be applied to calculate total cyst volume, and the remaining parenchymal renal and hepatic volume.

Secondary outcomes

  1. Quality of Life Instruments

    Time frame: Annually up to 3 Year follow up measures to assess changes between the time points

    Self-reported Quality of Life (pain, anxiety, depression, physical activity, fatigue).

Other outcomes

  1. Hospitalizations

    Time frame: Annually up to 8 Year follow up to assess changes between time points

    Self- reported Hospitalizations with medical record retrieval for verification

Study contacts

Contact information is provided by the study sponsor or research team.

Charalett E Diggs, RN, MSN

CONTACT

[email protected]

410-706-2122

Karkleen Schuhart

CONTACT

[email protected]

410-706-3455

Sponsors and collaborators

Lead sponsor

University of Maryland, Baltimore

Other

Collaborators

  • National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
  • National Institutes of Health (NIH)

Registry information

Official study title

The Baltimore Polycystic Kidney Disease Clinical and Translational Core Study

Important dates

Study start
2013
Primary completion
2030
Study completion
2030
First posted
Jun 10, 2013
Registry last updated
Sep 11, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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