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Stage IV childhood Hodgkin lymphoma
Pronunciation
Definition 1
Cancer is found (1) outside the lymph nodes throughout one or more organs, and may be in lymph nodes near those organs; or (2) outside the lymph nodes in one organ and has spread to areas far away from that organ; or (3) in the lung, liver, bone marrow, or cerebrospinal fluid (CSF). The cancer has not spread to the lung, liver, bone marrow, or CSF 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)