Case Study: Mary is a 56-year old female. She was in a motor-vehicle accident and has several rib fractures associated with major lung contusions. She also has a fractured left humerus, left femur and collapsed pelvis. She has no cerebral injury. There are no abdominal signs and a computed tomography (CT) scan could not demonstrate any major intra-abdominal injury. She has type-2 diabetes mellitus, is known with coronary artery disease (on treatment for angina) and has a body mass index (BMI) of 29. Mary is currently on a ventilator with hopes to wean her off within 24-48 hours. Robert is a 29-year-old male. He comes to the emergency room with nausea and vomiting for greater than 3 days. He has no significant past medical history. His BMI is 24. He is found to have pancreatitis and a NG suction is placed. Javier is a 42 year-old male with a history of high cholesterol, hypertension and Crohn’s disease. His BMI is 20 and he has recently had a 10-pound weight loss in 4 weeks. He is admitted to the hospital due to blood in his stool. He is awaiting colonoscopy. Pick one of the case studies and create a new thread and write/submit an initial posting using facts from your book.