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[Calcium and bone metabolism after gastrectomy]

T T Zittel1, G W Maier, M Starlinger

  • 1Abteilung für Allgemeinchirurgie, Chirurgische Universitätsklinik Tübingen.

Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen
|August 1, 1997
PubMed
Summary

Gastrectomy impairs calcium absorption, leading to decreased serum calcium and bone loss. This review explores the mechanisms and potential therapies for calcium and bone metabolism disturbances post-gastrectomy.

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Area of Science:

  • Endocrinology
  • Metabolic Bone Disease

Context:

  • Gastrectomy significantly impacts calcium and bone metabolism.
  • Impaired calcium absorption is a known complication.

Purpose:

  • To review current understanding of calcium and bone metabolism after gastrectomy.
  • To discuss the role of parathyroid hormone and vitamin D.

Summary:

  • Post-gastrectomy, reduced calcium absorption triggers compensatory parathyroid hormone and 1,25-(OH)2-vitamin D release.
  • These hormones can mobilize calcium from bone, causing bone mass loss and increased fracture risk.
  • Current therapeutic strategies remain under discussion, with supplementation suggested.

Impact:

  • Highlights the complex metabolic alterations following gastrectomy.

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  • Informs clinical practice regarding monitoring and management of bone health.
  • Identifies areas for future research in therapeutic interventions.