Head and Neck Extranodal Marginal Zone Lymphoma of Mucosa-Associated Lymphoid Tissue

**Semantic type:** Neoplastic Process

**Definition:** An extranodal marginal zone lymphoma of mucosa-associated lymphoid tissue that affects the head and neck region. It usually arises from the ocular adnexa and salivary glands.

**Synonyms:** - Head and Neck MALT - Head and Neck Mucosa-Associated Lymphoid Tissue Lymphoma