<prompt> Which of the following is true about typhoid?Fecal carriers are less commonVi antibodies are present in about 80 of chronic carriersGall bladder usually not involved in carrier stateTetracycline is the DOC for carriers  <response>: Convalescent carriers excrete the bacilli for 6-8 weeks.Persons who excrete the bacilli for more than a year after a clinical attack are called chronic carriers.In chronic carriers, the organism persists in the gallbladder. Vi antibodies are present in about 80 0f chronic carriersFecal carriers are more frequent than urinary carriers. The chronic urinary carrier state is often associated with some abnormality of the urinary tract.Ampicillin or amoxicillin Probenecid for 6 weeks achieve eradication in 70 of chronic carriersPark 23e pg: 236 