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Stage IV adult non-Hodgkin lymphoma
Pronunciation
Definition 1
Cancer is found (1) throughout one or more organs that are not part of a lymphatic area (lymph nodes, tonsils, thymus or spleen) and may be in lymph nodes near those organs; or (2) in one organ that is not part of a lymphatic area and has spread to organs or lymph nodes far away from that organ; or (3) in the liver, bone marrow, cerebrospinal fluid (CSF), or lungs (other than cancer that has spread to the lungs from nearby areas). (NCI Dictionary)
Definition 2
Ann Arbor Classification: Stage IV: Diffuse or disseminated involvement of one or more extralymphatic organs, with or without associated lymph node involvement; or isolated extralymphatic organ involvement in the absence of adjacent regional lymph node involvement, but in conjunction with disease in distant site(s); or any involvement of the liver or bone marrow, lungs (other than by direct extension from another site), or cerebrospinal fluid. (NCI Thesaurus)
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