The New England journal of medicine
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Little is known about the prognosis of cancer discovered during or after an episode of venous thromboembolism. ⋯ Cancer diagnosed at the same time as or within one year after an episode of venous thromboembolism is associated with an advanced stage of cancer and a poor prognosis.
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Randomized Controlled Trial Multicenter Study Comparative Study Clinical Trial
Fludarabine compared with chlorambucil as primary therapy for chronic lymphocytic leukemia.
Fludarabine is an effective treatment for chronic lymphocytic leukemia that does not respond to initial treatment with chlorambucil. We compared the efficacy of fludarabine with that of chlorambucil in the primary treatment of chronic lymphocytic leukemia. ⋯ When used as the initial treatment for chronic lymphocytic leukemia, fludarabine yields higher response rates and a longer duration of remission and progression-free survival than chlorambucil.