{
  "schema_version": 1,
  "kind": "condition",
  "id": "family-history-colon-cancer",
  "name": "Family history of colon cancer",
  "category": "chronic",
  "sources": "Colon Cancer Screening - StatPearls (NCBI Bookshelf NBK559064) - https://www.ncbi.nlm.nih.gov/books/NBK559064/ · ICPC-3 (WONCA International Classification of Primary Care, 3rd edition) class AP66.01 - condition scope only, no dose · No dose - referral pathway, no medicine given in primary care",
  "review_status": "reviewed",
  "verified_against": "No dose - referral pathway, no medicine given in primary care · Hereditary Nonpolyposis Colon Cancer (Lynch Syndrome) - disease-level clinical article (family-history-colon-cancer-full.txt)",
  "verified_date": "2026-08",
  "treatments": [
    {
      "id": 702,
      "generic": "No drug therapy in primary care (Referral & Advice)",
      "line": 1,
      "is_adjunct": false,
      "form": null,
      "strength_mg": null,
      "adult_dose": "A risk factor, not a disease; the GP's role is to advise on earlier/more frequent colonoscopy screening and refer for it, not to prescribe.",
      "adult_duration": "Refer, with advice",
      "dose_source": "No dose - referral pathway, no medicine given in primary care",
      "rationale": "A risk factor, not a disease; the GP's role is to advise on earlier/more frequent colonoscopy screening and refer for it, not to prescribe.",
      "cautions": [
        "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.",
        "The red flag symptoms of colorectal cancer are rectal bleeding, changes in bowel habits, abdominal pain, and weight loss.",
        "RED FLAG - Multiple affected first-degree relatives, or a relative diagnosed under age 50; personal symptoms (rectal bleeding, a change in bowel habit, weight loss) need urgent work-up regardless of the family history."
      ],
      "peds_mgkg_low": null,
      "peds_mgkg_high": null,
      "peds_max_mg": null,
      "peds_basis": null,
      "peds_unit": null,
      "peds_note": "Children follow the same pathway: recognise and refer. No primary-care medicine is implied.",
      "peds_min_weight_kg": null,
      "peds_max_weight_kg": null,
      "peds_age_min_months": null,
      "peds_age_max_months": null,
      "peds_age_bands": null,
      "peds_doses": null,
      "brands": [],
      "condition_id": "family-history-colon-cancer"
    }
  ]
}