A Study to Compare Non-Invasive Venous Waveform Analysis (NIVA) with Total Blood Volume (TBV) in Patients Admitted to the Hospital with Acute Decompensated Heart Failure


About this study

The primary purpose of this study is to evaluate the correlation between Non-Invasive Venous Waveform Analysis (NIVA) score and Total Blood Volume (TBV) in Heart Failure (HF) patients on admission for decompensation and at discharge after diuresis.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. If you need assistance understanding the eligibility criteria, please contact the study team.

Inclusion Criteria:

  • Provision of signed and dated informed consent form.
  • Stated willingness to comply with all study procedures and availability for the duration of the study.
  • Male or female, greater than or equal to 18 years of age.
  • Clinical diagnosis of heart failure with volume overload requiring admission to the hospital for diuresis.

Exclusion Criteria:

  • An individual who meets any of the following criteria will be excluded from participation in this study:
    • Severe cardiac valvular disease;
    • Current atrial fibrillation;
    • Restrictive cardiomyopathy (amyloidosis, pericarditis/effusion);
    • Receiving intravenous: epoprostenol, milrinone, dobutamine, dopamine;
    • Cardiac assist devices (intra-aortic balloon pump, ventricular assist devices extracorporeal membrane oxygenation);
    • Congenital heart disease;
    • Carries the diagnosis of superior vena cava(SVC) syndrome;
    • Active infection or sepsis;
    • Pregnant or lactating;
    • Patients currently (or within 30 days)  participating in clinical trial with nvestigational drug or device;
    • Known psychiatric or neurologic disease or prisoners who are unable to consent;
    • Any other medical condition, which in the opinion of the investigator, would place the patient at undue risk from participating.

Participating Mayo Clinic locations

Study statuses change often. Please contact us for help.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Wayne Miller, M.D., Ph.D.

Open for enrollment

Contact information:

Megan Wright CPT(NHA)



More information


Publications are currently not available

Study Results Summary

Not yet available

Supplemental Study Information

Not yet available


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