The Helicobacter Pylori Antigen (Ag) screening test is designed to detect the presence of H. pylori antigens in a stool sample. This test helps diagnose H. pylori infections, which can lead to gastrointestinal issues such as ulcers and gastritis. With results available in just one day, it provides a quick and efficient way to confirm infection. The test is non-invasive, requiring only a stool sample, and is priced at 1,050 THB, making it a convenient and cost-effective option for gastrointestinal health monitoring.