There are many serious diseases in life that require our extra attention, and left abdominal flexion is one of them, which requires preventive work, so what are the preventive methods for left abdominal flexion? Let’s answer it together. Left abdominal flexion is one of the clinical manifestations of splenic trauma, and the typical symptoms of simple splenic rupture are that the child cannot stand upright immediately after a direct blow to the upper left abdomen or a serious fall and bruise, especially left abdominal flexion. The child cannot even stand up, and the lying position likes the left side downward and waist forward bending, not daring to move. The spleen is located deep in the left lower thoracic region, weighing about 75-150 grams, and is one of the most vulnerable organs in the abdominal cavity, with the incidence of spleen injury being as high as 40-50% in various abdominal traumas. Splenic rupture caused by traffic accidents is the most common (about 50%-60%), followed by falling injuries, blows, bruises and knife injuries. Preventive measures for left abdominal flexion: 1, prevention and control of shock. 2, antibiotic treatment. 3, correction of water-electrolyte disorders. 4. If the diagnosis is clear or there is an indication for exploration, the abdomen should be explored by dissection as soon as possible. The basic party of surgery is splenectomy. Splenoprotection is only applicable to patients without shock and in good general condition. 5.Patients who are seriously ill and cannot eat and have complications after surgery need to be actively given nutritional support and symptomatic treatment. 6.Strengthen nursing care to prevent various traumas and accidents. 7.Patients with pathologically enlarged spleen should try to avoid strenuous exercise, abdominal trauma is alert to splenic rupture, early detection to prevent shock, and treatment adheres to the principle of preserving the spleen as much as possible.