1、Ascites due to cirrhosis of the liver, mechanical obstruction or cardiac failure.

2、If there is enough swelling or mechanical obstruction, then equalizing can be difficult, if not impossible.

3、"Intestinal obstruction: Blockage of the small intestine or large intestine, resulting from either lack of peristalsis or mechanical obstruction (e.g., by narrowing, foreign objects, or hernia)."

4、The pathogenesis of this symptom complex is not entirely clear but is believed to involve both mechanical obstruction and chemical injury.

5、It was concluded that LA thrombosis in predominant mitral stenosis is related not only with mechanical obstruction but also with deficiency of body thromboresistance.