A case of 'lymphomatosis cerebri' diagnosed in an early phase and treated by whole brain radiation: Case report and literature review

Ryuichi Kanai*, Makoto Shibuya, Takashi Hata, Makoto Hori, Kenichi Hirabayashi, Tadashi Terada, Koji Fujii

*Corresponding author for this work

Research output: Contribution to journalReview articlepeer-review

45 Scopus citations

Abstract

'Lymphomatosis cerebri' (LC) is a term indicating a diffusely infiltrating form of primary central nervous system lymphoma (PCNSL) without evidence of a mass lesion. Not infrequently, diagnostic confusion is caused by its presentation on cranial magnetic resonance images (MRI), which is characterized by diffuse leukoencephalopathy without contrast enhancement. In this report, we describe a 53-year-old, immunocompetent man who had an insidiously progressive dementia and right weakness. On serial MRI in 4 months duration, diffuse white matter lesions without contrast enhancement gradually progressed, which was clinically consistent with his worsening condition. Biopsy specimen demonstrated nondestructive, diffusely infiltrating, large B-cell lymphoma, diagnosing LC. After the biopsy, corticosteroids were initiated, which dramatically alleviated his symptoms. Afterwards, he was treated by whole brain irradiation (total 36Gy) and discharged without noticeable deficits. Diagnosis of LC requires additional examinations generally not performed in the other white matter disorders. In suspected cases, biopsy should be performed to avoid deferring adequate cytostatic treatment.

Original languageEnglish
Pages (from-to)83-88
Number of pages6
JournalJournal of Neuro-Oncology
Volume86
Issue number1
DOIs
StatePublished - 2008/01

Keywords

  • Leukoencephalopathy
  • Lymphomatosis cerebri
  • Magnetic resonance imaging
  • PrimaryCNS lymphoma
  • White matter dementia

ASJC Scopus subject areas

  • Oncology
  • Neurology
  • Clinical Neurology
  • Cancer Research

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