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Serum calcium responses to exogenous secretin
Archives of Surgery (Chicago, Ill. : 1960)
|October 1, 1975
Summary
This study found that secretin, a gastrointestinal hormone, does not significantly alter serum calcium levels in patients with various gastrointestinal and endocrine conditions. Therefore, secretin is unlikely to play a major role in calcium metabolism.
Area of Science:
- Endocrinology
- Gastroenterology
- Calcium Metabolism
Background:
- The relationship between gastrointestinal hormones and calcium metabolism is under increasing investigation.
- Existing data on secretin's effect on serum calcium is limited and conflicting.
- The precise role of secretin in calcium homeostasis remains undefined.
Purpose of the Study:
- To investigate the effect of secretin administration on serum calcium levels.
- To clarify the significance of secretin in calcium metabolism.
Main Methods:
- Secretin (3 units/kg) was administered to 44 patients, including controls and those with ulcers, hyperparathyroidism, and pernicious anemia.
- Serial serum calcium levels were measured at ten-minute intervals for one hour post-administration.
- Atomic absorption spectrophotometry was used for calcium determination.
- Two-way analysis of variance was employed for statistical analysis.
Main Results:
- No statistically significant changes in serum calcium levels were observed after secretin administration across all patient groups.
- Analysis revealed no discernible impact of secretin on calcium values.
Conclusions:
- Physiological levels of secretin are unlikely to exert a significant effect on serum calcium.
- The study suggests secretin does not play a direct role in regulating calcium metabolism.