What are omental appendices?
The epiploic appendices (or appendices epiploicae, or epiploic appendages, or appendix epiploica, or omental appendices) are small pouches of the peritoneum filled with fat and situated along the colon, but are absent in the rectum.
Does everyone have omental appendices?
Most people have about 50–100 epiploic appendices. Epiploic appendagitis occurs if something cuts off the blood supply to these pouches. The lack of blood flow causes inflammation of the fatty tissue, resulting in severe lower abdominal pain.
Does large intestine have omental appendices?
The large intestine has several distinct anatomical characteristics; the omental appendices, teniae coli and haustra. Omental or epiploic appendages are fat filled pouches of peritoneum that are attached externally to the walls of the large intestine.
Where is epiploic appendices found?
Epiploic appendages are small outpouchings of fat-filled, serosa-covered structures present on the external surface of the colon projecting into the peritoneal cavity. Each appendage encloses small branches of the circular artery and vein that supply the corresponding segment of the colon.
What are the fatty patches on the large intestine?
These pouches are called epiploic appendages. People typically have between 50 and 100 of them over their large intestine. Normally, this fatty tissue gets its blood supply from small vessels attached to the outside of the colon.
What causes fatty appendix?
What Causes Epiploic Appendagitis? Small sacks of fat sit above your colon and large intestine. Appendagitis happens when the blood flow to these sacks is cut off or restricted. This may happen if there is inflammation of the tissue around the sacks.
How serious is epiploic appendagitis?
Epiploic appendagitis is a condition that can cause severe stomach and abdominal pain. It’s relatively rare and has only recently become more easily noticed in the medical world. Because it’s not well known, it’s often misdiagnosed and confused with other conditions that also cause severe stomach pain.
What is omental fat?
The omentum is the fatty tissue that secures the intestines and other abdominal organs in place, supplying them with blood along with physically protecting them. The omentum (“policeman of the abdomen”) is a double layer of fatty tissue that covers and supports the intestines and organs in the lower abdomen.
What does omental appendices mean?
Translations Description The omental appendices (fatty appendices of colon; epiploic appendices; appendices epiploicae; epiploic appendages; appendix epiploica) are small pouches of the peritoneum filled with fat and situated along the colon and upper part of the rectum. in the subserous layer along the free and omental tenia.
What is the difference between teniae coli and omental appendages?
Omental or epiploic appendages are fat filled pouches of peritoneum that are attached externally to the walls of the large intestine. Teniae coli are three longitudinal bands of smooth muscle located underneath the peritoneum that extend along certain sections of the large intestine.
What is the difference between omental infarction and epiploic appendagitis?
Omental Infarction. In addition, whereas the central focal lesion in acute epiploic appendagitis is most often less than 5 cm long and is located adjacent to the sigmoid colon, the lesion in omental infarction is larger and most commonly is located next to the cecum or the ascending colon (,Fig 13 ).
Which CT findings are characteristic of omental infarction (Omental infarction)?
Although omental infarction may have a CT appearance that resembles that of acute epiploic appendagitis, it lacks the hyperattenuating ring that is seen in epiploic appendagitis.