Lung Intravascular Large B-Cell Lymphoma

**Semantic type:** Neoplastic Process

**Definition:** An aggressive extranodal B-cell non-Hodgkin lymphoma that affects the lung. It is characterized by the presence of large neoplastic lymphocytes exclusively in the lumina of small vessels, particularly capillaries.

**Synonyms:** - IVLBCL - Intravascular Large B-Cell Lymphoma of the Lung - Pulmonary Intravascular Large B-Cell Lymphoma