diff --git a/anonymizer_core_refactored_onnx.py b/anonymizer_core_refactored_onnx.py
index 5eea678..b64606a 100644
--- a/anonymizer_core_refactored_onnx.py
+++ b/anonymizer_core_refactored_onnx.py
@@ -88,6 +88,22 @@ try:
 except Exception:
     VlmManager = None  # type: ignore
 
+# Quarantine manager (Q-1 — quarantaine différentielle)
+# Si quarantine.py est absent (ancienne install), le pipeline continue avec
+# l'ancien comportement (silence sur échec de rédaction). Recommandé : installer.
+try:
+    from quarantine import (
+        QuarantineManager,
+        DocLogger,
+        SEUIL_TEXTE_MINI,
+        SEUIL_RESCAN_RESIDUEL,
+    )
+except ImportError:
+    QuarantineManager = None  # type: ignore
+    DocLogger = None  # type: ignore
+    SEUIL_TEXTE_MINI = 100
+    SEUIL_RESCAN_RESIDUEL = 0
+
 
 def _load_edsnlp_drug_names() -> set:
     """Charge les noms de médicaments mono-mot depuis edsnlp/resources/drugs.json.
@@ -4256,6 +4272,7 @@ def process_pdf(
     vlm_manager=None,
     gliner_manager=None,
     camembert_manager=None,
+    quarantine_mgr: Optional["QuarantineManager"] = None,
 ) -> Dict[str, str]:
     out_dir.mkdir(parents=True, exist_ok=True)
     cfg = load_dictionaries(config_path)