<prompt> S1ADH is associated with:Small cell carcinoma lungAdeno cercinoma lungSquamous cell carcinoma lungMixed cell tumor lung  <response>: Ans. is a small cell Ca of lung Small cell Ca of lung causes SIADH due to ectopic secretion of ADH.SyndromeSIADHChiefly associated withSmall cell lung CaHead Neck cancerCushings syndromeSmall cell lung CaCarcinoid TumourHypercalcemia of malignancyNon-small cell lung Ca SquamousBreast CellRenal Ca CaMyelomaBladder CaHead Neck CaAcromegalyCarcinoid tumorsSmall cell Lung CApancreatic Islet tumourGynecomastiaTesticular CaLung CaCarcinoid tumour of lung and GIT.Non islet tumour hypoglycemia Sarcomas 