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[Determination of human vitamins B 12 resorption]
Zeitschrift Fur Die Gesamte Innere Medizin Und Ihre Grenzgebiete
|December 15, 1976
Summary
Measuring whole-body vitamin B12 retention offers an accurate method for assessing absorption. This approach requires specific timing for reference values and subsequent measurements for reliable results.
Area of Science:
- Biochemistry
- Human Physiology
- Nutritional Science
Background:
- Accurate assessment of vitamin B12 absorption is crucial for diagnosing deficiencies.
- Current methods for measuring vitamin B12 absorption have limitations.
- Whole-body retention measurement presents a promising alternative.
Purpose of the Study:
- To evaluate the efficacy of whole-body vitamin B12 retention measurement.
- To establish optimal parameters for this absorption assessment method.
Main Methods:
- Measurement of whole-body vitamin B12 retention.
- Determination of reference values after a minimum of 90 minutes.
- Measurement of relative retention at 4 days or later.
Main Results:
- Whole-body retention measurement is methodically exact with minimal restrictions.
- Simple measurement setups can be employed.
- Establishing the reference value is critical and can be complicated by metabolic dynamics.
Conclusions:
- Whole-body vitamin B12 retention measurement is a patient-friendly and reliable method.
- Adherence to specific timing for reference and relative retention measurements is essential for accuracy.
- This method minimizes patient cooperation dependency.