[Ann Arbor Classification: Stage II: Involvement of two or more lymph node regions on the same side of the diaphragm (II); or localized involvement of a single extralymphatic organ or site in a with regional lymph node involvement with or without involvement of other lymph node regions on the same side of the diaphragm (IIE). - 2003 ( NCI )]
UMLS (NCI) C0854861Stage II Precursor T-Lymphoblastic Lymphoma/Leukemia