What is the definition or description of: lymphoproliferative disorders?

Lymph excessive amou: Lymphoproloferative disorder is a medical condition in which immune system makes too numerous white cells called lymphocytes it happens in people who have compromised immune system.Major examples are multiple myeloma, leukemias and lymphomas and some others.

See below: Lymphoproliferative disorders (lpd) are characterized by abnormal growth or accumulation of lymphocytes. Most require an oncologist for evaluation. I think the wikipedia page is pretty good if you want a detailed explanation.