When a QC or method issue is confirmed, the window of patient results it may have affected.
| Test | Date range affected | Reason | Results affected | Status |
|---|---|---|---|---|
ALT | 08 Mar – 09 Mar 2026 | Chemistry-2 rule violation (+3.1 SD) | 14 results | Under clinical review |
PT | 01 Mar – 15 Mar 2026 | Coag analyzer calibration overdue | 9 results | Reissue recommended |
Glucose | 05 Jan 2026 | Reagent lot recalled by manufacturer | 22 results | Reviewed — no action needed |