Biochemistry
| Full details for "Magnesium". | |
|---|---|
Name |
Magnesium |
Alternative name/Profile |
|
Department |
Biochemistry |
Investigation |
This test is useful when assessing causes of abnormal serum magnesium levels, nutritional magnesium adequacy or in a renal stone workup. Measurement of contemporaneous urine creatinine along with serum creatinine and magnesium may be useful in calculating fractional excretion rates. |
Specimen type |
Urine |
Sample type |
|
Sample container & volume |
24hr Plain collection |
Frequency of analysis |
|
Turnaround time |
3 days |
Availability |
|
Notes |
Refrigerate urine during collection Collection instructions are available here |
Related links |
|
Reference range |
3 - 5 mmol/24hours |
Last updated |
Fri, 05 Dec 2025 16:46:28 GMT |