Timeline Triage: How LLMs Learn to Read Between Clinical Lines
Hospital notes are not databases that forgot to wear a spreadsheet costume. They are fragments of care: treatment names, planned cycles, delayed doses, discontinued regimens, relative dates, typos, abbreviations, and the occasional phrase that looks obvious until two clinicians disagree about what it actually means. For oncology, that mess matters. A chemotherapy timeline is not just a historical summary; it is the skeleton of a patient’s treatment journey. Get the timeline wrong, and downstream systems may misunderstand what was given, when it started, when it ended, and whether a patient fits a registry, audit, research cohort, or trial-matching rule. ...