What ulcer disease and similar diseases

The perforated ulcer disease symptoms and acute pancreatitis, acute appendicitis, and acute cholecystitis, cholelithiasis, and other somewhat similar and easy to confuse each other, hence the need to identify.
(1) acute pancreatitis: ulcer perforation many ulcer history, and more acute pancreatitis due to excessive eating greasy food, alcohol or biliary disease history; ulcer perforation men were more than women, middle-aged and acute pancreatitis, more women than men; ulcer perforation of the abdominal pain was persistent, severe and rapidly spread to the extent the entire abdomen, muscle rigidity; and acute pancreatitis for more pain in the upper abdomen, a zonal distribution, and the pain can be radiotherapy to the waist and left shoulder back, but no muscle rigidity phenomenon, ulcer perforation there are X-ray examination of free gas below the diaphragm, and acute pancreatitis, abdominal strength; ulcer perforation increased leukocyte obviously, hematuria amylase not increased or only mildly elevated, and Acute pancreatitis that mild jaundice, and increased leukocyte, hematuria pancreatic amylase increased significantly.
(2) acute appendicitis: pain than ulcer perforation light. At the onset. Often in the upper abdominal pain, muscle tension lesser degree, the following points confined to the right lower quadrant tenderness. But perforated appendicitis, abdominal pain and signs marked. Increased leukocyte. X-ray examination under no fat free gas. Under the free gas chamber and Xianbei reflection pain is to identify the main points.
(3) acute cholecystitis, cholelithiasis: more common in middle-aged and older, the shape of obesity, female (especially a female fertility). Abdominal pain, muscle tension and confined to the right upper quadrant tenderness and Xiphoid under. Sustained abdominal pain paroxysmal colic. Sometimes visible jaundice, interleukin increased vitality abdominal X-ray examination, B-scan, angiography with gallbladder stones or inflammatory changes.
(4) mesenteric thrombosis: canker many ulcer perforation history, and mesenteric thrombosis in patients with want disease; ulcer perforation on the sustainability of intense abdominal pain, and quickly spread to the entire abdomen, muscle rigidity; and mesenteric thrombosis in Qizhou abdominal pain, abdominal without ankylosis; ulcer perforation can be accompanied by nausea and vomiting, and thrombosis of the mesenteric blood is common diarrhea.
(5) strangulating intestinal obstruction: Sudden abdominal cramps, was continuing. With obvious abdominal distention, nausea, vomiting, and in serious cases, there may be hematemesis, hematochezia. Early in shock, with a clear peritoneal irritation, Changming Music from hyperthyroidism to disappear. Abdominal X-ray and see a plane expansion of prominent isolated small bowel or intestinal mix shift.
(6) abdominal aortic aneurysm rupture: Sudden in the abdomen, back pain after more with the original Halo, hypotension and shock early in the illness development to move, and poor prognosis.
In addition, the acute ulcer perforation also with renal colic, ruptured ectopic pregnancy, ovarian cysts torsion, such as myocardial infarction phase identification.