Ann Arbor Stage I Hodgkin Lymphoma

**Semantic type:** Neoplastic Process

**Definition:** Ann Arbor Classification: Stage I: Involvement of a single lymph node region (I); or localized involvement of a single extralymphatic organ or site in the absence of any lymph node involvement (IE) (rare in Hodgkin lymphoma).

**Synonyms:** - Hodgkin's Disease Stage I - Hodgkin's Lymphoma Stage I - Stage I Hodgkin Lymphoma - Stage I Hodgkin Lymphoma - Stage I Hodgkin's Disease - Stage I Hodgkin's Lymphoma - Stage IA Hodgkin Lymphoma - Stage IB Hodgkin Lymphoma