[Exudative pleurisy as the manifestation of multiple myeloma].

For the 15-year period of time 2 patients with myelogenetic disease (MD) and concomitant exudative pleuritis were observed in the clinic. In one of them with MD diagnosed 3 years before there was nonspecific (occurred after the pleuropneumonia) pleuritis. In the other patient the MD was diagnosed after revealing of characteristic cells in pleural exudate.