<prompt> Paraneoplastic syndroime associated with RCC are all of the following except:PolycythemiaHypercalcemiaMalignant hypeensionCushing syndrome  <response>: Answer is None or D None or Cushing;s syndrome: Amongst the options provided, Cushings syndrome is the least common paraneoplastic syndrome associated with Renal cell carcinoma, and hence the single best answer of exclusion. Note that while Harisons textbook does not include Cushings syndrome in the list of paraneoplastic syndromes associated with Renal cell carcinoma, this condition is clearly mentioned as an associated paraneoplastic syndrome in other standard textbooks like Robbins and Smiths Urology. Paraneoplastic Syndromes is Renal Cell Carcinoma Characteristic Paraneoplastic Syndromes common ErythrocytesPolycythemia due to Ted erythropoietin Hypercalcemia due to Ted parathyroid related peptide Hypeension due to Ted rennin production Non metastatic Hepatic Dysfunction Stauffer syndrome due to Ted granulocyte-macrophage colony stimulating factor Other Paraneoplastic Syndromes Less common Not characteristic Cushings syndrome due to T ACTH production Galactorrhea due to Ted prolactin production Hypoglycemia due to Ted Insulin Gynaecomastia decreased libido due to T gonadotropins Hirsuitism, amenorrhea and male pattern balding due to T gonadotropins Amyloidosis Leukemoid Reaction and Eosinophilia Dysfibrinogenemia 