====== B-cell lymphoma ====== [[Primary diffuse large B-cell lymphoma of the Central Nervous System]] [[ALK-positive large B-cell lymphoma]] [[Intravascular large B-cell lymphoma]] === Other low-grade B-cell lymphomas of the CNS ===   [[Anaplastic large cell lymphoma]] (ALK+/ALK−)    [[T-cell and NK/T-cell lymphoma]] ---- ---- [[Primary spinal dural diffuse large B-cell lymphoma]]. Cranial primary dural lymphoma is more often marginal zone [[B-cell lymphoma]], whereas spinal primary dural lymphoma is most commonly [[diffuse large B-cell lymphoma]] ((Brooks CA, Kehoe JD, Kerr N, Ziad F, Raunio S. Lumbar radiculopathy secondary to primary spinal dural diffuse large B-cell lymphoma. BMJ Case Rep. 2023 Mar 21;16(3):e254093. doi: 10.1136/bcr-2022-254093. PMID: 36944443.))