Electrolytes
Ionized Calcium
About
Measures the biologically active (ionized) fraction of calcium, giving a precise picture of calcium status.
Preparation
Do not eat for 12 hours before the test. Avoid physical and emotional stress 30 minutes before the test. Do not smoke for 30 minutes before the test.
Preparation — Prodia Laboratorium
Fast at least 4 hours; blood draw 8–10 a.m.;