How to Prepare for a CAP Inspection: A Lab Manager's Checklist
A week-by-week CAP inspection checklist for clinical labs — documentation, competency, calibration, EQA, and the evidence auditors open first.
CalibDue Blog
Lab compliance guides & audit-readiness playbooks
Practical articles for lab managers and QA officers running accredited clinical laboratories — ISO 15189, CAP, CLIA, UKAS. Checklists, explainers, and battle-tested process advice from engineers who've built the platform.
Equipment Calibration Log Template: What to Record (Free Template)
A copy-ready calibration log template with every field auditors expect — plus the three signs your lab has outgrown the spreadsheet version.
How to Read a Calibration Certificate (and What Auditors Check)
Every section of a calibration certificate explained — traceability, as-found data, uncertainty — plus the five defects that make assessors reject one.
When EQA Goes Wrong: A Corrective Action Playbook for PT Failures
A corrective action playbook for EQA / PT failures — root cause, the CA workflow, effectiveness verification, and how to avoid repeat failures.
CLIA Competency Assessment: The Six Required Elements Explained
A plain-English guide to CLIA's six competency assessment elements — what each requires, who may assess, the timing rules, and how to evidence them.
How to Set Calibration Intervals for Laboratory Equipment
A practical method for setting calibration intervals — manufacturer baselines, risk-based adjustment, multi-track schedules, and audit questions to expect.
Understanding Z-Scores in EQA: How to Read Your PT Report
What z-scores in EQA reports actually mean, the thresholds that matter, SDI, shift vs drift patterns, and when a 'pass' should still worry you.
Document Control for Medical Labs: Beyond the Shared SOP Folder
What real document control looks like in a clinical lab — versioning, approval, staff acknowledgment, and the shared-drive failure modes auditors find.
Preventive Maintenance for Lab Equipment: An Audit-Ready Program
How to build a lab preventive maintenance program auditors trust — checklists, scheduling, evidence, follow-ups, and the gaps inspectors find first.
Why Spreadsheets Fail Lab Compliance (and What Replaces Them)
Why spreadsheet-and-shared-drive lab compliance drifts into deficiencies — and what a system designed for the job does differently.
Building a Lab Competency Assessment Program That Passes Inspection
How to build a lab competency program that holds up under CAP, CLIA, ISO 15189, and UKAS inspection — methods, cadence, evidence, and the matrix.
CAP vs CLIA Proficiency Testing: Key Differences for Clinical Labs
How CAP and CLIA differ on proficiency testing — consecutive-failure rules, review windows, PT integrity attestation, and the practical implications for labs.
ISO 15189 Calibration Requirements: What Auditors Actually Look For
ISO 15189 calibration requirements for medical labs — traceability, intervals, evidence, and the specific gaps auditors find most often during assessment.
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