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lymphomatous meningitis
Metastatic non Hodgkin's lymphoma to the CNS typically involves leptomeninges, rarely the brain & usually in the setting of advanced disseminated disease.
Primary leptomeningeal lymphoma in the absence of brain involvement is rare, ~7%.
Clinical manifestations:
1) progressive leg weakness
2) urinary incontinence
3) cranial neuropathies
4) increased intracranial pressure
5) confusion
Laboratory:
- CSF:
1) lymphocytic pleocytosis/malignant lymphocytes
2) low glucose, ~1/3
3) elevated protein
Radiology:
- gadolinium MRI:
1) meningeal enhancement
2) hydrocephalus
3) intradural nodules
Interactions
disease interactions
General
meningeal neoplasm
meningitis
non-Hodgkin's lymphoma
References
Cancer, Principles and Practice of Oncology; 6th ed.
deVita et al (eds); Lippincott, Williams & Wilkins, 2001,
pg 2330-1