# Breast cancer

- Category: chronic
- Review status: reviewed (every claim checked against a document named on this page)
- Sources: Breast Cancer - StatPearls - https://www.ncbi.nlm.nih.gov/books/NBK482286/ · ICPC-3 (WONCA International Classification of Primary Care, 3rd edition) class GD27 - condition scope only, no dose · No dose - referral pathway, no medicine given in primary care · Menon G, Alkabban FM, Ferguson T. Breast Cancer. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2026 Jan-.
- Verified date: 2026-08

## Verified against

- No dose - referral pathway, no medicine given in primary care
- Breast cancer - disease-level clinical article (breast-cancer-full.txt)

## Treatment metadata

- No drug therapy in primary care (Referral & Advice)

## Complete treatment card

```text
BREAST CANCER
Sources: Breast Cancer - StatPearls - https://www.ncbi.nlm.nih.gov/books/NBK482286/ · ICPC-3 (WONCA
         International Classification of Primary Care, 3rd edition) class GD27 - condition scope
         only, no dose · No dose - referral pathway, no medicine given in primary care · Menon G,
         Alkabban FM, Ferguson T. Breast Cancer. In: StatPearls [Internet]. Treasure Island (FL):
         StatPearls Publishing; 2026 Jan-.
Review status: REVIEWED against No dose - referral pathway, no medicine given in primary care,
               Breast cancer - disease-level clinical article (breast-cancer-
               full.txt)  (2026-08)

IS IT THIS? - reference only, to read alongside your own examination
  SYMPTOMS - what the patient reports (5)
    - Pain and a rapidly enlarging breast lump, often with itching and skin swelling  [breast lump ·
      itching]
    - Swollen lymph nodes or localized pain can be the presenting complaint, depending on disease
      extent  [breast pain · lymphadenopathy]
    - Symptoms develop quickly, over weeks to months
    - Lack of improvement after antibiotics given for presumed mastitis prompts further evaluation
    - About 10% of cases are first picked up by an abnormal screening mammogram rather than symptoms
  SIGNS - what you find (4)
    - Breast shape may look distorted or enlarged, with orange-peel skin that feels warm and
      thickened
    - Nipple changes can include crusting, redness, flattening, blistering, or retraction  [crusting
      · redness]
    - A discrete lump may or may not be felt on exam  [breast lump]
    - Almost all patients already have lymph node involvement by the time they present
  TESTS (10)
    - Diagnosis rests on the clinical picture plus a core needle biopsy showing invasive carcinoma
    - A diagnostic mammogram is done on the affected breast and a screening mammogram on the other
      side
    - Mammography may show a mass, a large area of calcification, or distorted tissue with skin
      thickening
    - Mastitis can look similar on mammogram when inflammatory cancer has no underlying mass
    - Lack of response to a short course of antibiotics, under a week, is an indication for biopsy
    - Ultrasound may show thickened skin, fluid between tissues, and disrupted normal tissue planes
    - MRI shows multiple small, merging, enhancing masses with diffuse skin thickening
    - MRI is the most accurate imaging study for locating the primary breast lesion
    - PET/CT adds information on lymph nodes and distant spread during initial staging
    - All tumors are tested for hormone receptors and HER2 status, as with other invasive breast
      cancers
  IF NOT THIS - what else fits (4)
    - Ductal ectasia is a benign, self-resolving condition in middle-aged women from duct debris and
      swelling
    - Infectious mastitis in a nursing mother causes fever and a raised white count, usually
      resolving with antibiotics
    - Locally advanced noninflammatory cancer with skin dimpling, nipple retraction, or nodules can
      be hard to distinguish from the inflammatory form
    - Breast lymphoma or leukemia can mimic the presentation and needs biopsy to differentiate
  Source  StatPearls "Inflammatory Breast Cancer" - disease-level clinical article
  Status  traced to the source above

1. NO DRUG THERAPY IN PRIMARY CARE (REFERRAL & ADVICE)    [1st line]
   Adult    The most common cancer among Egyptian women. Definitive treatment (surgery,
            chemotherapy, radiotherapy, endocrine therapy) is oncology-led and not something a GP
            prescribes, but the GP plays a real role in early recognition of a lump or suspicious
            finding, prompt urgent referral, and advising on screening (clinical breast exam,
            mammography). - Refer, with advice
   Peds     Children follow the same pathway: recognise and refer. No primary-care medicine is
            implied.
   Source   No dose - referral pathway, no medicine given in primary care
   Why      The most common cancer among Egyptian women. Definitive treatment (surgery,
            chemotherapy, radiotherapy, endocrine therapy) is oncology-led and not something a GP
            prescribes, but the GP plays a real role in early recognition of a lump or suspicious
            finding, prompt urgent referral, and advising on screening (clinical breast exam,
            mammography).
   Caution  No medicine is prescribed for this in primary care - this entry is for recognition and
            referral. Anything given is decided by the service it is referred to.
            RED FLAG - Rapidly progressive inflammatory skin changes (erythema, edema, peau
            d'orange) that fail to improve after a short course of antibiotics (less than a week)
            require urgent biopsy for underlying malignancy.
            RED FLAG - Nipple changes including crusting, erythema, flattening, blisters, or
            retraction indicate potential breast malignancy.
            RED FLAG - A new breast lump, especially one that is hard, fixed or irregular; nipple
            retraction or discharge, particularly bloody; skin dimpling or orange-peel change; or
            enlarged lymph nodes in the armpit: refer urgently.

Prices are indicative (dataset snapshot 2026-06); verify with the pharmacy.
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