Common complications after splenic embolization: 1. ascites 2. reactive left pleural effusion, left lower pneumonia, pulmonary atelectasis; 3. transient hepatic impairment, gastrointestinal symptoms; 4. bleeding or hematoma formation at the puncture site; 5. splenic abscess; post-embolization syndrome is not a complication, and its main manifestations are fever, abdominal pain, nausea, vomiting, paralytic intestinal stasis, etc.