case_images: PMC4837273_01
case_images: CT-PET axial segment showing high uptake in the paravertebral soft tissue regions at L4/L5.
case_images: CRIHEM2016-3931709.001.jpg
case_images: PMC4837273_01_CRIHEM2016-3931709.001.jpg
case_images: fig1
case_images: MRI brain coronal view shows diffuse meningeal enhancement.
case_images: CRIHEM2016-3931709.002.jpg
case_images: PMC4837273_01_CRIHEM2016-3931709.002.jpg
case_images: fig2
case_images: MRI lower thoracic and lumbar spine sagittal view showing enhancement of the distal spinal cord and conus medullaris.
case_images: CRIHEM2016-3931709.003.jpg
case_images: PMC4837273_01_CRIHEM2016-3931709.003.jpg
case_images: fig3
case_images: Plasmacytoid cells found on cytospin of the cerebrospinal fluid confirming cellular infiltration of the central nervous system.
case_images: CRIHEM2016-3931709.004.jpg
case_images: PMC4837273_01_CRIHEM2016-3931709.004.jpg
case_images: fig4
case_images: CSF revealed numerous plasmacytoid cells with some plasma cells and small lymphocytes [Figure 4]. CSF immunophenotyping identified a CD5-negative CD23-positive lambda-restricted B-cell clone, also found in the bone marrow.