<prompt> Tumors associated with organisms are all exceptHepatocellular cancerNon small cell carcinoma of lungGastric cancerNasopharyngeal cancer  <response>: Ref Robbins 8e p277; 878,9e p325_329 Cancers associated with infectious agents Chronic cholestystitis _ gallbladder cancer ,caused by bacteria and gall stones Gastritis ulcers _ gastric adenocarcinoma ,MALT _ caused by helicobacter pylori Hepatitis _ hepatocellular carcinoma_ hepatitis B and C virus Mononucleosis _ B cell and non Hodgkins lymphoma , Hodgkins lymphoma, nasopharyngeal carcinoma_ caused by Ebstein Barr virus AIDS _ associated with non Hodgkins lymphoma,squamous cell carcinoma, kaposis sarcoma _ caused by HIV,HSV type 8 Osteomyelitis_ carcinoma in draining sinuses_ bacterial infection Chronic cystitis _bladder,liver,rectal carcinoma_caused by shistosomiasis 