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68Ga-Citrate PET of Healthy Volunteers

Not Applicable
Completed
Conditions
Healthy
Interventions
Other: Gallium-68 citrate
Registration Number
NCT01951300
Lead Sponsor
Turku University Hospital
Brief Summary

This study investigates whole-body distribution kinetics of intravenously administered Gallium-69 (68Ga) citrate by positron emission tomography (PET)/computed tomography (CT). Thereafter, radiation dosimetry of 68Ga-citrate PET/CT will be determined.

Detailed Description

Six healthy male volunteers are recruited in this study. Gallium-68 citrate radiopharmaceutical is intravenously injected as a bolus and whole-body distribution kinetics are studied by dynamic whole-body positron emission tomography/computed tomography. During imaging, serial venous blood samples are drawn, plasma is separated and radioactivity is measured by gamma counter. Immediately after imaging session, urine is voided and radioactivity is measured by gamma counting. As a final point, radiation dosimetry due to single Gallium-68 citrate injection is determined.

Recruitment & Eligibility

Status
COMPLETED
Sex
Male
Target Recruitment
6
Inclusion Criteria
  • healthy 18-100 year-old men
Exclusion Criteria
  • ongoing infection/inflammation proven by blood or other tests

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Gallium-68 citrateGallium-68 citrateIntravenous bolus injection of 200 MBq of Gallium-68 citrate
Primary Outcome Measures
NameTimeMethod
Whole-body distribution of Gallium-68 citrate4 hours
Secondary Outcome Measures
NameTimeMethod
Absorbed dose4 hours

Absorbed ionisation radiation dose in critical organs due to intravenous bolus injection of 200 MBq of Gallium citrate

Trial Locations

Locations (1)

Turku University Hospital/Turku PET Centre

🇫🇮

Turku, Finland

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