As per logs provided by Adam Flanders on 18 Oct 2024 from TJU data retrieval project.
2024-10-16 14:56:22,125 ERROR AnonWorker_1 controller.anonymizer._write_to_quarantine.184 Storage Error = Critical error PHI PatientID=****** not found in patient_id_lookup, QUARANTINE to <storage_directory>\private\quarantine\Capture_PHI_Error******<studyUID><seriesUID><instanceUID> .dcm
=> Do reverse lookup to get the Anonymized PatientID already associated with this