LYNOLOG (Lymph Node Logbook) is a database used to record cases of sentinel node in breast cancer that includes a common data structure in order to consolidate the information provided by the different participating centers. The data contained in the LYNOLOG constitute a fundamental tool for the study of the effectiveness of the sentinel node technique and will provide evidence for the decision-making process for clinical guides, decision algorithms and other similar tools.
LYNOLOG is comprised of data entered by each participating center.