GERD is often diagnosed simply by finding no improvement in heartburn symptoms in response to lifestyle changes and acid reflux medication. Gastroenterologists may also arrange the following investigations:
Trading blocs. A regional trading bloc is a group of countries within a geographical region that protect themselves from imports from non-members. Trading blocs are a form of economic integration, and increasingly shape the pattern of world trade. There are several types of trading bloc:
en bloc[un[h] blok] 1. In a lump; as a whole; used to refer to autopsy techniques in which visceral organs are removed in large blocks allowing the prosector to retain a continuity in organ architecture during the subsequent dissection. Stedmanâs Medical Dictionary Â© Wolters Kluwer Health.