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Chenodeoxycholic acid administration monitored by serum bile acid profiles: a dose-response study
Annals of Clinical Biochemistry
|November 1, 1983
Summary
Serum bile acid analysis effectively monitors changes in bile composition during chenodeoxycholic acid treatment. This method avoids invasive bile collection, offering a simpler approach to tracking gallstone dissolution therapy.
Area of Science:
- Hepatology
- Gastroenterology
- Pharmacology
Background:
- Gallstone dissolution therapy often involves bile acid administration.
- Monitoring bile acid composition is crucial for assessing treatment efficacy.
- Traditional methods for bile analysis can be invasive.
Purpose of the Study:
- To evaluate the utility of serum bile acid analysis.
- To monitor changes in bile acid composition during chenodeoxycholic acid (CDCA) administration.
- To determine if serum analysis can replace direct bile collection.
Main Methods:
- 16 healthy male volunteers participated.
- Oral administration of varying doses of chenodeoxycholic acid (125-750 mg/day).
- Serum bile acid levels were analyzed before and during treatment.
Main Results:
- Daily CDCA intake led to increased CDCA percentage in bile.
- A new steady-state level was reached within 2-3 weeks.
- Significant dose-dependent increases in CDCA proportion were observed (41% to 79%).
Conclusions:
- Serum bile acid analysis provides valuable insights into CDCA-induced bile composition changes.
- This non-invasive method can potentially eliminate the need for duodenal intubation.
- Serum analysis offers a practical alternative for monitoring bile acid therapy.