Investigating red blood cell function in patients with end-stage renal disease

The Effect of Osmotic Stress in Erythrocyte Rheology in ESRD Patients

Chang Gung Memorial Hospital · NCT06868888

This study is trying to see how end-stage kidney disease affects red blood cells and their ability to carry oxygen in patients who are on dialysis.

Quick facts

Study typeObservational
Enrollment40 (estimated)
Ages20 Years and up
SexAll
SponsorChang Gung Memorial Hospital (other)
Locations1 site (Taoyuan)
Trial IDNCT06868888 on ClinicalTrials.gov

What this trial studies

This observational study focuses on how end-stage renal disease (ESRD) affects the deformability of erythrocytes, which is crucial for effective oxygen transport. It examines the relationship between erythrocyte biomechanical properties and aerobic capacity in patients undergoing hemodialysis. The study involves blood collection and cardiopulmonary exercise testing to assess the impact of osmotic imbalances, oxidative stress, and uremic toxins on red blood cell function and microcirculation. By understanding these mechanisms, the research aims to identify potential therapeutic targets to improve vascular health in ESRD patients.

Who should consider this trial

Good fit: Ideal candidates for this study are adults over 20 years old who have been receiving hemodialysis for at least six weeks and have a Kt/V score greater than 1.2.

Not a fit: Patients with recent hyperkalemia, orthopedic or muscular diseases, or other significant medical conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved management strategies for enhancing oxygen delivery and overall health in ESRD patients.

How similar studies have performed: While the specific focus on erythrocyte deformability in ESRD is novel, related studies have shown the importance of red blood cell function in various conditions, suggesting potential for success.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Receiving hemodialysis and medication at least for 6 weeks
* Kt/V score \> 1.2

Exclusion Criteria:

* Under 20 years-old
* Hyperkalemia occurs within 3 month
* Having orthopedic or muscular diseases
* Other concerned medical, psychological or physiological diseases
* Pregnancy
* Other exercise contraindications

Where this trial is running

Taoyuan

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: End-stage Renal Disease, Hemodialysis, Aerobic capacity, Deformability, Erythrocyte

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.