{
  "schema_version": 1,
  "kind": "condition",
  "id": "pyloric-stenosis",
  "name": "Infantile pyloric stenosis",
  "category": "chronic",
  "sources": "ICPC-3 (WONCA International Classification of Primary Care, 3rd edition) class DD55.01 - condition scope only, no dose · No dose - referral pathway, no medicine given in primary care · Pyloric Stenosis - StatPearls - NCBI Bookshelf - https://www.ncbi.nlm.nih.gov/books/NBK555931/",
  "review_status": "reviewed",
  "verified_against": "No dose - referral pathway, no medicine given in primary care · Infantile pyloric stenosis - disease-level clinical article (pyloric-stenosis-clinical.txt)",
  "verified_date": "2026-08",
  "treatments": [
    {
      "id": 1574,
      "generic": "No drug therapy in primary care (Recognition & Referral)",
      "line": 1,
      "is_adjunct": false,
      "form": null,
      "strength_mg": null,
      "adult_dose": "Presents at roughly three to six weeks of age with projectile non-bilious vomiting and a palpable 'olive' mass; this is a surgical condition (pyloromyotomy after hospital correction of fluid/electrolytes) with no outpatient drug treatment.",
      "adult_duration": "Refer",
      "dose_source": "No dose - referral pathway, no medicine given in primary care",
      "rationale": "Presents at roughly three to six weeks of age with projectile non-bilious vomiting and a palpable 'olive' mass; this is a surgical condition (pyloromyotomy after hospital correction of fluid/electrolytes) with no outpatient drug treatment.",
      "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.",
        "RED FLAG - Delayed diagnosis of pyloric stenosis can lead to severe dehydration and hypovolemic shock.",
        "RED FLAG - Severe vomiting in pyloric stenosis causes classic hypochloremic, hypokalemic metabolic alkalosis requiring IV fluid and electrolyte correction.",
        "RED FLAG - Persistent vomiting with poor weight gain, dehydration, visible peristaltic waves, or lethargy."
      ],
      "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": "pyloric-stenosis"
    }
  ]
}