Guide to Diagnostic Tests
Calcium, urine, 24-hour
Test/Range/Collection
Calcium, urine (UCa), 24 hour
20–300 mg/24 hr
[2.5–7.5 mmol/24 hr or 2.3–3.3 mmol/12 hr]
(for persons with average calcium intake, ie, 600–800 mg/day)
Urine bottle containing hydrochloric acid
$$$
Collect 24-hour urine or 12-hour overnight urine. Refrigerate during collection.
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Citation
Nicoll, Diana, et al. "Calcium, Urine, 24-hour." Guide to Diagnostic Tests, 7th ed., McGraw-Hill Education, 2017. Medicine Central, im.unboundmedicine.com/medicine/view/GDT/619092/all/Calcium__urine__24_hour.
Nicoll DD, Lu CMC, McPhee SJS. Calcium, urine, 24-hour. Guide to Diagnostic Tests. McGraw-Hill Education; 2017. https://im.unboundmedicine.com/medicine/view/GDT/619092/all/Calcium__urine__24_hour. Accessed May 18, 2025.
Nicoll, D., Lu, C. M., & McPhee, S. J. (2017). Calcium, urine, 24-hour. In Guide to Diagnostic Tests (7th ed.). McGraw-Hill Education. https://im.unboundmedicine.com/medicine/view/GDT/619092/all/Calcium__urine__24_hour
Nicoll DD, Lu CMC, McPhee SJS. Calcium, Urine, 24-hour [Internet]. In: Guide to Diagnostic Tests. McGraw-Hill Education; 2017. [cited 2025 May 18]. Available from: https://im.unboundmedicine.com/medicine/view/GDT/619092/all/Calcium__urine__24_hour.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - Calcium, urine, 24-hour
ID - 619092
A1 - Lu,Chuanyi Mark,
AU - Nicoll,Diana,
AU - McPhee,Stephen J,
BT - Guide to Diagnostic Tests
UR - https://im.unboundmedicine.com/medicine/view/GDT/619092/all/Calcium__urine__24_hour
PB - McGraw-Hill Education
ET - 7
DB - Medicine Central
DP - Unbound Medicine
ER -
