The objective of this observational study is to understand the long-term impact of surgery and gamma knife treatment on primary central diffuse large B-cell lymphoma. The main questions it aims to answer are: Can surgery and gamma knife prolong the survival period of patients with primary central diffuse large B-cell lymphoma? Participants who have already incorporated surgery and gamma knife as part of the routine medical care for patients with primary central diffuse large B-cell lymphoma will answer questions about survival period within 5 years.
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Overall survival
Timeframe: December 2006 and December 2023