<prompt> A 70 year old male known case of a ceain malignancy presents with elevated erythropoietin levels and PCV of 52. Most likely tumour isRenal Cell CarcinomaMedullary thyroid carcinomaGastric CarcinomaColorectal CA  <response>: Answer- A. Renal Cell CarcinomaErythrocytosis dt secretion of erythropoietin by RCC but anemia is a more common findingHypeensionAbnormal liver function Stauffers syndrome ie non metastatic hepatic dysfunctionHypercalcemiaNeuromyopathyAmyloidosisIncreased ESR MC paraneoplastic syndromeDysfibrogenemiaGalactorrhoeaFeminization and masculanization 