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Diagnosis and tests

Reading your results with your doctor

The related article (“How to read my test results”) explains white cells and the differential. This topic shows, in practical terms, how to discuss any test result with your doctor, from preparing to making a list of questions.

Last updated: ~1 min read
Two hands pointing at a sheet.
Figure 1.Reading the report together.

01Short answer

Test reports are often full of abbreviations, numbers and reference ranges. To understand them properly you need context: what stage of treatment you are at, what earlier results were, and what your doctor expects. Before the appointment, write down your questions, bring someone close to you if you can, and take notes. Ask your doctor: what does this result mean, was it expected, does it change the treatment plan, and when is the next test? An asterisk or an “H/L” flag does not always mean danger; many changes during leukaemia treatment are expected. What matters most is not one number but the trend. Keep copies of your reports and ask for a short, plain summary.

02Simple explanation

Context matters more than a number.

Write questions in advance.

Ask for the trend and a summary.

03Scientific explanation

Reference range: covers the values of 95% of healthy people; during treatment, being outside it is often expected.

Shared decisions: understanding your results makes it easier to take an active part in treatment decisions.

04What happens in the body?

Looking together

Reading the report with your doctor prevents misunderstandings.

A question list

Written questions help you remember everything at the appointment.

A notebook with question marks.
Figure 2.A list of questions.

The trend

Seeing several results on a graph makes the trend clear.

A soft graph on a tablet.
Figure 3.Seeing the trend together.

05Preparing for the appointment

Four steps.

Questions — Write them in advance.1QuestionsWrite them in advance.
Companion — Bring someone close.2CompanionBring someone close.
Explanation — Ask for plain words.3ExplanationAsk for plain words.
Copy — Keep the report.4CopyKeep the report.

06Questions to ask your doctor

QuestionWhy
What does this result mean?To understand it
Was it expected?To ease worry
Does the plan change?Next steps
When is the next test?Follow-up
What should I watch for?Safety at home

07Key terms

Reference range
The laboratory’s normal range.
H / L
A “high / low” flag.
Trend
Change over time.
Summary
A short, plain explanation.
Shared decision
A decision made by doctor and patient together.

08Key points

  • Results are read in context.
  • Write your questions in advance.
  • Bring someone close to you.
  • Ask for a plain explanation.
  • Look at the trend.
  • Keep copies of your reports.

09Frequently asked questions

A result appeared on the portal; what should I do before my appointment?

If you are worried, call your team; without urgent signs, wait for the appointment.

What if my doctor is in a hurry?

Ask your 2–3 most important questions first, or ask for a separate time.

I do not understand the terms.

Use the glossary and ask your doctor to use simpler words (“How results are read together”).

10Questions for your doctor

Take these questions to your appointment. The ones you save are collected on the “My questions” page and stay on this device only.

  1. A result appeared on the portal; what should I do before my appointment?

  2. What if my doctor is in a hurry?

  3. I do not understand the terms.

My questions

12Sources

  1. MedlinePlus (U.S. National Library of Medicine). Blood Differential
  2. MedlinePlus. Bone marrow tests
  3. National Cancer Institute (NCI). Infection and Neutropenia during Cancer Treatment
  4. National Heart, Lung, and Blood Institute (NHLBI). Blood Tests
  5. American Cancer Society. Tests for CLL
  6. American Cancer Society. Blood Tests
  7. Testing.com. CBC With Differential Test: Order, Results & What They Mean
  8. MedlinePlus (U.S. National Library of Medicine). Blood Smear
  9. National Cancer Institute (NCI). NCI Dictionary of Cancer Terms: peripheral blood smear
  10. American Cancer Society. Tests for Acute Lymphocytic Leukemia
Medical disclaimerThis information is for educational purposes only and does not replace medical advice.
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