Intravascular lymphoma (IVL) is a rare subtype of extranodal diffuse large cell lymphoma, characterized
by intravascular proliferation of B or T lymphocytes within small blood vessels; which may lead to
occlusive symptoms, its neurological involvement has been said to be uncommon among Asians.1
We describe a Malaysian with central nervous system IVL, to demonstrate that IVL is an important
differential diagnosis in diffuse brain pathology also among Asians.