NCT00238368 2017-11-06Fludeoxyglucose F 18 Positron Emission Tomography in Predicting Risk of Relapse in Patients With Non-Hodgkin's Lymphoma Who Are Undergoing Combination Chemotherapy With or Without Autologous Stem Cell or Bone Marrow TransplantSidney Kimmel Comprehensive Cancer Center at Johns HopkinsPhase 2 Completed59 enrolled