stage 4 follicular lymphomamantle lymphoma stage 4aggressive non hodgkin lymphomaaggressive lung cancer stage 4stage 4 mantle cell lymphomaaggressive t cell lymphomastage 4 mantle cell lymphoma prognosismarginal zone lymphoma stage 4final stages of mesotheliomalebenswert stage 2stage 4 melanoma immunotherapy4 stages of anaphylaxis