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.
PICC lines are central lines, the tip is usually in the lower third of the SVC. A midline is a peripheral line, with its tip distal to the shoulder. Since the tip of the midline is not in the central circulation, our hospital does not require a chest x-ray for confirmation of placement. Hope this helps...:spin: