[From the Mailing List of the Italian Society of Nephrology: Pharmacological therapy and plasma exchange in the treatment of HCV-associated cryoglobulinemia].

The Mailing List SociSIN (ML-SIN) is beginning to develop, beside more experienced organisational topics, there is also some discussion on clinical topics. During the month of May, some messages requesting the opinion of experienced Colleagues on the use of plasma exchange in the cryoglobulinaemia correlated with HCV have risen an interesting debate on this argument. This issue of the review dedicated to the ML-SIN presents a short introduction dedicated to the definition, the main characteristics and the therapeutic bases of the cryoglobulinaemia associated to HCV. The messages on this topic are then summarised and, finally, the opinion of an expert on the matter is reported. The expert is chosen on the basis of the importance of his international scientific contribution to this particular topic.