A 70 year old male known case of a ceain malignancy presents with elevated erythropoietin levels and PCV of 52%. Most likely tumour is: (A) Renal Cell Carcinoma, (B) Medullary thyroid carcinoma, (C) Gastric Carcinoma, (D) Colorectal CA
Answer is A. Answer- A. Renal Cell CarcinomaErythrocytosis (d/t secretion of erythropoietin by RCC) (but anemia is a more common finding)HypeensionAbnormal liver function (Stauffers syndrome ie non metastatic hepatic dysfunction)HypercalcemiaNeuromyopathyAmyloidosisIncreased ESR (MC paraneoplastic syndrome)DysfibrogenemiaGalactorrhoeaFeminization and masculanization