- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT03231865
Diagnostic of Iron Deficiency by Means of Non Invasive Measurement of Zink Protoporphyrin IX (ZnPP)
Study Overview
Status
Conditions
Intervention / Treatment
Detailed Description
Zinc-protoporphyrin (ZnPP) will be measured by a fluorescence technique. Restricted wave light (407/425 nm) is used to detect ZnPP in the bloodstream non-invasively through the oral mucosa. The spectroscopic measurements are translated into a ZnPP value (mumol/mol heme).
The non-invasive measurement of ZnPP is validated and compared to optical measurement of ZnPP in whole blood and high performance liquid chromatography (HPLC) measurement of ZnPP in whole blood.
The ZnPP value is compared to other iron-deficiency parameters: Ferritin, Transferrin saturation and soluble Transferrin receptor.
Study Type
Enrollment (Actual)
Contacts and Locations
Study Locations
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Zurich, Switzerland, 8091
- University Hospital Zurich
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Participation Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Sampling Method
Study Population
Description
Inclusion Criteria:
- Patients seen preoperatively in the Anesthestic clinic
- Patients > 18 years of age
- Understood and signed patient consent
Exclusion Criteria:
- transfusion of blood products 8 weeks prior to screening
- Pregnancy
- Porphyria
Study Plan
How is the study designed?
Design Details
- Observational Models: Cohort
- Time Perspectives: Prospective
Cohorts and Interventions
Group / Cohort |
Intervention / Treatment |
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Preoperative patients
Patients present themselves before an operation to the Anesthesiologist.
They are screened for study eligibility.
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Within 30 seconds, a measurement is performed on the lip of a patient to determine a ZincProtoporphyrin value
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What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Validation of the non-invasive ZincProtoporphyrinIX measurement
Time Frame: Baseline
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The value is compared to optical measurement of ZincProtoporphyrin in whole blood; in addition the value is compared to HPLC measurement in whole blood
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Baseline
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Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Comparison of the ZincProtoporyphyrinIX value to other iron-deficiency parameters
Time Frame: Baseline
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The value is compared to Ferritin, Transferrin saturation and soluble transferrin receptor
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Baseline
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Collaborators and Investigators
Sponsor
Investigators
- Principal Investigator: Philipp Stein, MD, Institute of Anesthesiology, University and University Hospital Zurich
Publications and helpful links
Study record dates
Study Major Dates
Study Start (Actual)
Primary Completion (Actual)
Study Completion (Actual)
Study Registration Dates
First Submitted
First Submitted That Met QC Criteria
First Posted (Actual)
Study Record Updates
Last Update Posted (Actual)
Last Update Submitted That Met QC Criteria
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- 2017-00054
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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