Overview
Primary cerebral lymphoma (PCL) is a rare form of extranodal non-Hodgkin lymphoma that originates in the brain, often presenting with focal neurological deficits and mass lesions. 3Diagnosis
Imaging studies (MRI, CT) essential for identifying mass lesions 3
Lumbar puncture with cerebrospinal fluid (CSF) analysis for cytology and flow cytometry crucial 3
Biopsy confirmation required for definitive diagnosis 3
Circadian rhythm disturbances may be observed but are not diagnostic 2Management
First-line treatment typically involves high-dose methotrexate-based chemotherapy regimens 3
Radiation therapy often used in conjunction with chemotherapy, especially for residual masses 3
Modafinil may be considered for managing circadian rhythm disturbances improving quality of life 2Special Populations
No specific guidance provided for pregnancy, pediatrics, or elderly patients in the abstracts 13
Comorbidities management should be individualized, considering the patient's overall condition 3Key Recommendations
Confirm diagnosis through brain biopsy and CSF analysis (Evidence: Moderate 3)
Employ high-dose methotrexate-based chemotherapy as first-line treatment (Evidence: Moderate 3)
Consider radiation therapy for residual lesions post-chemotherapy (Evidence: Moderate 3)
Use modafinil cautiously to address circadian rhythm disturbances in affected patients (Evidence: Weak 2)References
1 Wang C, Wu S. A Case of Primary Vitreoretinal Lymphoma. Journal of the College of Physicians and Surgeons--Pakistan : JCPSP 2025. link
2 Spathis A, Morrish E, Booth S, Smith IE, Shneerson JM. Selective circadian rhythm disturbance in cerebral lymphoma. Sleep medicine 2003. link00161-8)
3 Garth RJ, Coddington R, Brightwell AP. Primary cerebral lymphoma presenting with bilateral cerebellopontine angle lesions. The Journal of laryngology and otology 1993. link