<prompt> Elevated ESR is seen in following conditions except:Polymyositis rheumaticaMultiple myelomaTemporal aeritisPolycythemia rubra  <response>: Polycythemia rubra: Elevated hemoglobin level and hematocrit: due to increased number of red blood cells Platelet count or white blood cell count may also be increased. Erythrocyte sedimentation rate ESR is decreased due to an increase in zeta potential. Low erythropoietin EPO levels. 