NCIt definition : A staging system for adult non-Hodgkin lymphomas based on the Lugano classification
criteria. This staging system does not apply to ocular adnexal lymphomas (are staged
according to the classification for ocular adnexal lymphoma), pediatric non-Hodgkin
lymphomas (are staged according to the St. Jude Children's Research Hospital staging
system), primary cutaneous lymphomas (are staged according to the classification for
primary cutaneous lymphoma), and multiple myelomas (are staged according to the classification
for plasma cell myeloma). (from AJCC 8th Ed.);