What criteria should I use to refer a patient for further investigation of suspected breast cancer?

Guideline-aligned answer with reasoning, red flags and references. Clinically reviewed by Dr Kola Tytler MBBS CertHE MBA MRCGP.

Posted: 22 August 2025 Guideline-Aligned (High Confidence) Clinically Reviewed
Dr Kola Tytler MBBS CertHE MBA MRCGPClinical Lead • iatroX

Referral criteria for suspected breast cancer include:

  • Consider a suspected cancer pathway referral for an unexplained axillary lump in women aged 30 and over [1. 4. 2].
  • Refer using a suspected cancer pathway referral for an unexplained breast lump in women aged 30 and over, with or without pain [1. 4. 1].
  • Consider a non-urgent referral for breast lumps in women under 30 [1. 4. 1].
  • Consider a suspected cancer pathway referral if there are skin changes that suggest breast cancer [1. 4. 2].

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Educational content only. Always verify information and use clinical judgement.

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