<prompt> SIADH is associated with -Small cell carcinoma lungAdeno carcinoma lungSquamous cell carcinoma lungMixed cell tumor lung  <response>: SIDAH is associated with Ectopic vasopressin production by tumors most common cause of SIADH. SCLC and carcinoids are most common source of ectopic vasopressin production Small cell carcinoma of lung Carcinoma of duodenum and pancreas Ewings sarcoma Thymoma Lymphoma Mesothelioma Carcinoma of bladder Ref - researchgate.net, Harrisons 17 pg 619.- 