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Lab References

Reference ranges and units for lab tests, with the medicines known to affect a result.

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Lab References: MediHelp screenshot

Worked example

1
Potassium 5.8 mmol/L
2
Above the usual adult range (3.5-5.0 mmol/L): hyperkalaemia. Review ACE inhibitors, ARBs, spironolactone, trimethoprim and NSAIDs, and check renal function.

Module overview

Lab References helps professionals locate available laboratory test information and associated reference details. Match the test name and units carefully, then compare any displayed interval with the reporting laboratory’s own range.

Reference intervals vary with laboratory method, population, units, and context. The catalog is educational support and does not interpret a patient’s result or replace laboratory notes and clinical assessment.

How it works

  1. Find a test

    Search the reference catalog for the laboratory test or term you need to look up.

  2. Match units and method

    Confirm the exact test, units, and any method details shown in the selected record.

  3. Use the reporting laboratory’s range

    Compare reference information with the interval and notes supplied by the laboratory that produced the result.

Designed for
Pharmacists and other qualified healthcare professionals.
Scope and limitations
Intervals vary by laboratory, method, population, and units. Use the reporting laboratory interval.

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These pages describe product features and are not medical advice. Verify clinical decisions against current authoritative references and local policy.

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