4.3. Histology type, primary site, and sequence number
aggressive disease, NK/T cell lymphoma
RECURRENCE
Histology type is another independent predictor for both CSS and OS. In our database, extranodal NK/T cell lymphoma accounted for 20.3% while having the worst prognosis, which is consistent with other research that it’s a rare and aggressive disease characterized by a high recurrence rate and poor prognosis.