active surveillance
Active Surveillance
Epidemiology Surveillance in which extra measures are taken to collect data and confirm diagnoses to ensure more complete reports for surveys and outbreak investigations. Active surveillance encompasses formal and informal communications.Oncology Active waiting An approach to managing early prostate cancer (PC), which affords a window on its natural history, and is an ideal setting for identifying and evaluating biomarkers of PC behaviour. It is essentially watchful waiting with a protocol of serial digital rectal exams, measurement of PSA levels and re-biopsy at intervals.