MeSH definition : Two or more distinct types of malignant lymphoid tumors occurring within a single
organ or tissue at the same time. It may contain different types of non-Hodgkin lymphoma
cells or both Hodgkin and non-Hodgkin lymphoma cells.;
Two or more distinct types of malignant lymphoid tumors occurring within a single
organ or tissue at the same time. It may contain different types of non-Hodgkin lymphoma
cells or both Hodgkin and non-Hodgkin lymphoma cells.