The left waist is empty when lying on the left, and the left waist is dull when lying on the right

Physical examination of the traumatic spleen rupture can reveal general tenderness and muscle rigidity in the abdominal wall, most notably in the left upper abdomen. The spleen dullness zone of the left quarter ribs also often increases. If there is a large amount of blood accumulation in the abdomen, mobile dullness can also be found; however, due to the presence of blood clots around the spleen, the patient may have empty sounds when the left side is lying on the left side, and the left waist is often fixed when the right side is lying Dullness, called Ballance sign.

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