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ANC and your day: planning by your count

The ANC, or absolute neutrophil count, is the main measure of infection risk. Knowing it makes it easier to plan the day: when to be more careful and when you can be a little freer.

Last updated: ~1 min read
Gloved hands holding a blood sample tube
Figure 1.Your ANC comes from a blood test

01Short answer

After every blood test, ask your team for your ANC and what it means for you. Teams usually group risk as normal, moderate or severe neutropenia and set the limits themselves. When your ANC is low: no crowds, public transport or sick visitors; keep chores simple; follow food safety strictly. The lowest point after chemotherapy (the nadir) usually falls on certain days; ask your team and mark them on a calendar. Even as your ANC rises, do not relax the rules without your team's approval.

02Simple explanation

Ask for your ANC.

Know your nadir days.

Low: stay home.

Rules: from your team.

03Scientific explanation

NCI: the ANC shows how severe neutropenia is; the risk of infection rises as the ANC falls.

NCI: chemotherapy can lower neutrophils, platelets and red cells, which raises the risk of infection, bleeding and fatigue.

04What happens in the body?

How it is worked out

The ANC is calculated from the white cell count and the share of neutrophils.

Three zones
Figure 2.Three zones — ANC and your day: planning by your count

Nadir

The lowest point of the counts after chemotherapy.

Neutrophils

The first defence against infection; when they are low, hygiene matters most.

Platelets

Help blood clot; when they are low, protect yourself from injury.

05Daily protection: four steps

Wash, protect, check, report.

Wash — Hands and personal hygiene.1WashHands and personal hygiene.
Protect — Against injury and infection.2ProtectAgainst injury and infection.
Check — Temperature and skin.3CheckTemperature and skin.
Report — Tell your team about changes.4ReportTell your team about changes.
HygieneClean hands.
TemperatureThe 38 °C threshold.
ProtectionYour team's rules.

06Key points at a glance

TopicIn brief
How it is worked outThe ANC is calculated from the white cell count and the share of neutrophils.
NadirThe lowest point of the counts after chemotherapy.
NeutrophilsThe first defence against infection; when they are low, hygiene matters most.
PlateletsHelp blood clot; when they are low, protect yourself from injury.

07Key terms

ANC
Absolute neutrophil count.
Nadir
The lowest point of the blood counts.
ANC
Absolute neutrophil count.
Thrombocytopenia
A low platelet count.

08Key points

  • Ask.
  • Write it down.
  • Plan.
  • Wash your hands.
  • 38 °C: call.

09Frequently asked questions

Where should I record my counts?

In a notebook or phone note; go through them with your team.

My ANC is normal; is everything allowed?

Ask your team; other counts and the treatment stage matter too.

What should I watch every day?

Temperature, bleeding, tiredness and the catheter site; tell your team about any change.

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. Where should I record my counts?

  2. My ANC is normal; is everything allowed?

  3. What should I watch every day?

My questions

12Sources

  1. National Cancer Institute. Infection and Neutropenia during Cancer Treatment
  2. National Cancer Institute. Bleeding and Bruising (Thrombocytopenia) and Cancer Treatment
  3. National Cancer Institute. Anemia and Cancer Treatment
  4. World Health Organization. World Hand Hygiene Day
  5. American Cancer Society. What Is Anxiety?
  6. American Cancer Society. Depression and Cancer
  7. NHS (UK). Breathing exercises for stress
  8. Journal of Clinical Oncology, 2023. Management of Anxiety and Depression in Adult Survivors of Cancer: ASCO Guideline Update
  9. ESMO Open, 2023. Anxiety and depression in adult cancer patients: ESMO Clinical Practice Guideline
  10. Psycho-Oncology, 2019. Mindfulness-based interventions for psychological and physical health outcomes in cancer patients and survivors: A systematic review and meta-analysis of randomized controlled trials
Medical disclaimerThis information is for educational purposes only and does not replace medical advice.
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