10 demographic trends that are shaping the U.S. and the world. By DâVera Cohn and Andrea Caumont25 comments. At its core, demography is the act of counting people. But itâs also important to study the forces that are driving population change, and measure how these changes have an impact on peopleâs lives. For example, how does immigration affect U.S. population growth?
Type of Incisions. TYPE OF INCISIONS Upper Midline The upper midline incision provides access to the esophagus, hiatus, stomach and. duodenum, pancreas, and hepatobiliary system. If extended, it allows major hepatic resection, adrenalectomy, and splenectomy.
Upper abdominal pain: Introduction. Upper abdominal pain: The occurrence of abdominal pain which occurs in the upper abdoment. See detailed information below for a list of 47 causes of Upper abdominal pain, Symptom Checker, including diseases and drug side effect causes. Causes of Upper abdominal pain: Introduction.  The occurrence of abdominal pain which occurs in the upper abdoment. See detailed information below for a list of 47 causes of Upper abdominal pain, Symptom Checker, including diseases and drug side effect causes. Â» Review Causes of  Causes | Symptom Checker Â».