Gastroenterology is the medical specialty that deals with all diseases of the digestive system, consisting of the esophagus, stomach, liver and bile ducts, pancreas, small intestine (duodenum, jejunum, ileum), the colon (intestine thick) and rectum. At LiNEAR we have developed a system based on a series of tests of turbidimetric latex reagents plus automated analyzers, offering automation, measurement and analysis more efficient and effective of those parameters that are related with some gastric diseases.