A 25yrs male complains of upper abdominal and lower chest pain exacerbated by deep breathing, ten days after a splenectomy for blunt abdominal trauma.He is anorectic but ambulatory and otherwise making satisfactory progress.On physical examination,his temperature is 38.2 degree C(108 degree C)rectally,and he has decreased breath sounds at the left lung base.His abdominal wound appears to be healing well,bowel sound are active and there are no peritoneal sings.Rectal examination is negative.The W.B.C count is 12,500mm3with a shift to left.Chest X-rays show platelike atelectasis of the left lung field.Abdominal X-rays show a nonspecific gas pattern in the bowel and an air-fluid level in the left upper quadrant.Serum amylase is 150 Somogyi units dl(normal 60 to 80).most Possible diagnosis is

• A. Pulmonary embolism
• B. Subfascial wound infection
• C. Subphrinic abscess
• D. Pancreatitis