Ann Arbor Stage III B Lymphoblastic Lymphoma

**Semantic type:** Neoplastic Process

**Definition:** Ann Arbor Classification: Stage III: Involvement of lymph node regions on both sides of the diaphragm (III), which also may be accompanied by extralymphatic extension in association with adjacent lymph node involvement (IIIE) or by involvement of the spleen (IIIS) or both (IIIE,S).

**Synonyms:** - Precursor B-Lymphoblastic Lymphoma Stage III - Stage III B Lymphoblastic Lymphoma - Stage III B Lymphoblastic Lymphoma - Stage III B-Lymphoblastic Lymphoma - Stage III Precursor B-Lymphoblastic Lymphoma