Intestinal Calcium Absorption and Serum Vitamin D Metabolites in Normal Subjects and Osteoporotic Patients

C. Gallagher, John; Lawrence Riggs, B.; A. Eisman, John; Hamstra, Alan; B. Arnaud, Sara; F. DeLuca, H.

doi:10.1172/jci109516

Public

Intestinal Calcium Absorption and Serum Vitamin D Metabolites in Normal Subjects and Osteoporotic Patients

Published in Journal of Clinical Investigation • Sep 1, 1979

Authors:

John C. Gallagher

B. Lawrence Riggs

John A. Eisman

Abstract

Intestinal calcium absorption assessed by a double-isotope method, decreased significantly with aging in 94 normal subjects (r = -0.22, P < 0.025). In 52 untreated patients with postmenopausal osteoporosis, calcium absorption was significantly lower than normal when either age or habitual calcium in...

Subject

Internal medicine

Endocrinology

Calcium

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