<unk> 's syndrome (RS), also known as<unk> , is a<unk>  of B cell chronic lymphocytic leukemia (CLL) or hairy cell leukemia into a fast-growing diffuse large B cell lymphoma, a variety of non-Hodgkin lymphoma which is refractory to treatment and carries a bad prognosis. There is also a less common variant in which the CLL changes into a Hodgkin's lymphoma. Rarely,<unk> s to a form of myeloid leukemia have been observed. These extraordinarily rare<unk> s carry a very poor prognosis.<unk>  affects about 5% of CLL patients at some point during their lives.
Richter's transformation
Lupus nephritis
Shunt nephritis
Phosphate nephropathy
Benign nephrosclerosis
Analgesic nephropathy
IgA nephropathy
Myeloma cast nephropathy