Intraabdominal hemorrhage as a result of segmental mediolytic arteritis of an omental artery: case report.

@article{Heritz1990IntraabdominalHA,
  title={Intraabdominal hemorrhage as a result of segmental mediolytic arteritis of an omental artery: case report.},
  author={Dianne M. Heritz and Jagdish W. Butany and K W Wayne Johnston and Kenneth Wilfred Sniderman},
  journal={Journal of vascular surgery},
  year={1990},
  volume={12 5},
  pages={561-5}
}
This article describes the fifth reported case of segmental mediolytic arteritis and the second in a survivor. The patient had intraabdominal bleeding as a result of a ruptured omental artery. The pathologic and arteriographic findings are described. The pathology is characterized by segmental disruption of the medial smooth muscle cells and the initiation of mediolysis. Mediolysis is associated with marked segmental thinning of the vessel wall, often with only the adventitia intact. Fibrin is… CONTINUE READING