Mucosa-associated lymphoid tissue lymphomas are a distinct subgroup of non-Hodgin s lymphoma with a particular clinicopathologic behavior.

• 粘膜相关淋巴组织(MALT)型淋巴瘤是非霍奇金恶性淋巴瘤中一个独立的亚型,有其独特的临床病理特点。