Significance of serum magnesium levels in critically ill-patients.

Background: Magnesium is one of the major electrolytes, deficiency of which is frequently overlooked in critical illness, leading to an adverse clinical outcome if not monitored regularly.

Settings And Design: Single center prospective observational study of 2 years duration.

Materials And Methods: The subjects studied were monitored for serum magnesium levels 2 times: Day 1 and day 4 of intensive care unit (ICU) admission.