Elevated ESR is seen in following conditions except:: (A) Polymyositis rheumatica, (B) Multiple myeloma, (C) Temporal aeritis, (D) Polycythemia rubra
Answer is D. 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.