48-Hour Bravo

This out­pa­tient study detects the pH mea­sure­ment (the amount of acid­i­ty in your esoph­a­gus). The test peri­od usu­al­ly lasts 24 to 48 hours, tak­ing place while you con­duct your nor­mal dai­ly activ­i­ty. The Infor­ma­tion from the pH study helps your doc­tor diag­nose Gas­troe­sophageal Reflux Dis­ease (GERD) and plan your treatment.