<qa>  How many CVCs are placed in adults and children yearly?In critically ill patients, central venous access is essential for volume resuscitation, administration of medicines such as vasoactive drugs, antibiotics or chemotherapy, administration of blood products, and hemodynamic monitoring. Placement of central venous catheters CVC occurs commonly with over 200,000 CVCs placed in adults and children yearly. At Egleston 222 central venous lines were placed last year and 178 CVCs YTD through October. Obtaining central venous access in critically ill children can be a difficult procedure with many potential complications. These complications can include, but are not limited to, hematoma at the site, hemothorax, pneumothorax, need to change sites, and injury to surrounding structures. The complication rates for CVCs in children is reported anywhere from 2.5 to 22. All too frequently CVC placement in children is unsuccessful anywhere from 5 of the time to greater than 19. 