- Poor renal function (creatinine level > 150µmol/l or 1.5-2.0 x upper limit of normal [ULN]); poor hepatic function (total bilirubin level > 30mmol/l [> 1.5 x ULN], transaminases > 2.5 maximum normal level) unless these abnormalities are related to the lymphoma; poor bone marrow reserve as defined by neutrophils < 1.5G/l or platelets < 100G/l, unless related to bone marrow infiltration.