Comprehensive Metabolic PanelCorrected
Potassium
Lab name: Potassium, Serum · LOINC 2823-3
4.2mmol/L
In rangeCollected Oct 20, 2026
Lab reference interval3.5–5.2 mmol/L
History
Shaded band shows the laboratory reference interval.
Compared with last time
Previous · Mar 19, 2026
4.4 mmol/L
In rangeLatest · Oct 20, 2026
4.2 mmol/L
In range-0.2 since Mar 2026
Potassium is essential for normal heart rhythm and muscle contraction.
Why it matters: Small changes matter, so labs report it precisely.
Educational information only. It is not a diagnosis — please review your results with your clinician.
Result history from the lab
5.6 mmol/L · Original
10/21/2026, 9:12:00 AM — Sample hemolyzed; value invalid.
4.2 mmol/L · Corrected
10/22/2026, 2:40:00 PM — Corrected after recollection.