TY - CHAP M1 - Book, Section TI - Chapter II-3. Pneumoperitoneum A1 - Schwartz, David T. PY - 2008 T2 - Emergency Radiology: Case Studies AB - A 51-year-old man presented to the ED with progressive abdominal pain of one day's duration. He had not eaten all day and had vomited twice. There was no associated diarrhea or melena. SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/03/28 UR - accessemergencymedicine.mhmedical.com/content.aspx?aid=122470 ER -