<prompt> Paraneoplastic syndrome not seen in renal cell cancer is?Acanthosis nigricansAmyloidosisPolycythemiaHypeention  <response>: A number of paraneoplastic syndromes due to ectopic hormone production by the renal cell carcinoma have been described. These include Polycythaemiaby erythropoietin, Hypercalcaemiaby parathyroid hormone and prostaglandins, Hypeensionby renin, effects of feminisation or masculinisationby gonadotropins, Cushings syndromeby glucocoicoids, Eosinophilia, Leukemoid reactions, and amyloidosis. From Pathologic basis of disease Robbins, South Asian edition, pg no:955; Textbook of pathology Harsh Mohan,7th edition, pg no:683 