fix: filtre DAS=DP + correction D55.9→D64.9 + enrichissement supplements CIM-10
- Filtre DAS identique au DP (violation règle PMSI) dans extracteur et fusion - Correction automatique D55.9 → D64.9 pour "Anémie" non qualifiée (70 cas) - 17 codes ajoutés aux supplements (K59.0, Z93.1, H92.0, A87.0, D64.9, etc.) - 436 tests OK (+14 nouveaux) Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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@@ -11,7 +11,7 @@ logger = logging.getLogger(__name__)
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from .cim10_dict import lookup as dict_lookup, normalize_text, normalize_code, validate_code as cim10_validate
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from .ccam_dict import lookup as ccam_lookup, validate_code as ccam_validate
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from .das_filter import clean_diagnostic_text, is_valid_diagnostic_text
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from .das_filter import clean_diagnostic_text, is_valid_diagnostic_text, correct_known_miscodes
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from ..config import (
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ActeCCAM,
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BiologieCle,
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@@ -125,6 +125,9 @@ def extract_medical_info(
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# Post-processing : validation des codes CIM-10 contre le dictionnaire
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_validate_cim10(dossier)
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# Post-processing : correction des codes systématiquement mal attribués
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_apply_code_corrections(dossier)
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# Post-processing : exclusions symptôme vs diagnostic précis
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_apply_exclusion_rules(dossier)
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@@ -134,6 +137,9 @@ def extract_medical_info(
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# Post-processing : détection non-cumul actes CCAM
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_apply_noncumul_rules(dossier)
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# Post-processing : retirer DAS dont le code est identique au DP
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_remove_das_equal_dp(dossier)
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return dossier
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@@ -855,6 +861,36 @@ def _apply_severity_rules(dossier: DossierMedical) -> None:
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logger.warning("Erreur lors de l'évaluation de sévérité", exc_info=True)
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def _apply_code_corrections(dossier: DossierMedical) -> None:
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"""Corrige les codes CIM-10 systématiquement mal attribués par le LLM."""
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all_diags = []
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if dossier.diagnostic_principal:
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all_diags.append(dossier.diagnostic_principal)
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all_diags.extend(dossier.diagnostics_associes)
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for diag in all_diags:
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if not diag.cim10_suggestion:
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continue
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corrected = correct_known_miscodes(diag.cim10_suggestion, diag.texte)
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if corrected:
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logger.info(" Code corrigé : %s → %s pour « %s »", diag.cim10_suggestion, corrected, diag.texte)
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diag.cim10_suggestion = corrected
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def _remove_das_equal_dp(dossier: DossierMedical) -> None:
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"""Retire les DAS dont le code CIM-10 est identique au DP (violation règle PMSI)."""
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dp_code = dossier.diagnostic_principal.cim10_suggestion if dossier.diagnostic_principal else None
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if not dp_code:
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return
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before = len(dossier.diagnostics_associes)
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dossier.diagnostics_associes = [
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d for d in dossier.diagnostics_associes if d.cim10_suggestion != dp_code
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]
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removed = before - len(dossier.diagnostics_associes)
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if removed:
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logger.info(" DAS=DP : %d DAS retiré(s) (code %s identique au DP)", removed, dp_code)
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def _apply_noncumul_rules(dossier: DossierMedical) -> None:
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"""Détecte les incompatibilités de non-cumul entre actes CCAM."""
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try:
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@@ -3,6 +3,16 @@
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import re
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import unicodedata
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# Corrections de codes CIM-10 systématiquement mal attribués par le LLM
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# D55.9 (anémie enzymatique) est proposé pour "Anémie" non qualifiée → D64.9
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CODE_CORRECTIONS: dict[str, dict] = {
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"D55.9": {
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"correct_code": "D64.9",
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"condition_texte": r"^an[ée]mie$", # uniquement si texte = "Anémie" seul
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"reason": "Anémie non qualifiée → D64.9 (sans précision), pas D55.9 (enzymatique)",
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},
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}
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def clean_diagnostic_text(text: str) -> str:
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"""Nettoie un texte de diagnostic (newlines, ponctuation trailing, espaces)."""
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@@ -74,3 +84,17 @@ def is_valid_diagnostic_text(text: str) -> bool:
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return False
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return True
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def correct_known_miscodes(code: str, texte: str) -> str | None:
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"""Corrige les codes CIM-10 systématiquement mal attribués par le LLM.
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Returns:
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Le code corrigé, ou None si pas de correction nécessaire.
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"""
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correction = CODE_CORRECTIONS.get(code)
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if not correction:
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return None
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if re.match(correction["condition_texte"], texte.strip(), re.IGNORECASE):
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return correction["correct_code"]
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return None
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@@ -168,6 +168,13 @@ def merge_dossiers(dossiers: list[DossierMedical]) -> DossierMedical:
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merged.diagnostics_associes = _dedup_diagnostics(all_das)
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# Retirer les DAS dont le code est identique au DP (violation règle PMSI)
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dp_code = merged.diagnostic_principal.cim10_suggestion if merged.diagnostic_principal else None
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if dp_code:
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merged.diagnostics_associes = [
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d for d in merged.diagnostics_associes if d.cim10_suggestion != dp_code
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]
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# Actes CCAM
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all_actes: list[ActeCCAM] = []
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for d in dossiers:
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