May 24, 2024 · The lesser sac or omental bursa is a potential peritoneal space within the abdomen, part of the peritoneal cavity. The lesser sac may be conceptualized as the space posterior to the lesser omentum, between the posterior wall of the stomach and the surface of the peritoneum that covers the anterior surface of the left kidney 1.

Apr 16, 2024 · The lesser sac (also known as the omental bursa) is smaller and lies posterior to the stomach and lesser omentum. The greater sac is the larger portion of the peritoneal cavity. It is further divided into two compartments by the mesentery of the transverse colon (known as the transverse mesocolon):

The lesser sac, also known as the omental bursa, is a part of the peritoneal cavity that is formed by the lesser and greater omentum. Usually found in mammals, it is connected with the greater sac via the omental foramen or Foramen of Winslow .

Oct 30, 2023 · The omental bursa or lesser sac is a hollow space that is formed by the greater and lesser omentum and its adjacent organs. It communicates with the greater sac via the epiploic foramen of winslow, which is known as the general cavity of the abdomen that sits within the peritoneum, but outside the lesser sac.

Aug 12, 2020 · Understanding the anatomy and pathologic processes of the lesser sac is of utmost importance to every radiologist. In this article, we discuss the embryologic development, normal anatomy, and pathologic processes involving the lesser sac.

Sep 19, 2023 · The omental bursa, also called the lesser sac, is located posteriorly to the stomach and the lesser omentum (which will be discussed later), and anteriorly to the pancreas and duodenum. The function of the omental bursa is …

Apr 7, 2025 · The lesser sac (omental bursa) is an anatomical space within the abdomen mentioned on radiology reports. This recess is located behind the stomach and in front of the pancreas.

May 2, 2017 · Lesser sac is the smaller part of the peritoneal cavity that lies behind the stomach and lesser omentum. It allows expansion and mobility of stomach. What are the parts/subdivisions of lesser sac? Lesser sac is divided into five parts: Vestibule: part of lesser sac immediately to the left of epiploic foramen.

Jan 20, 2025 · The omental bursa, also known as the lesser sac, is a significant anatomical structure within the abdominal cavity. It is part of the peritoneal cavity, which is the space within the abdomen that contains the stomach, liver, and other abdominal organs.

Aug 6, 2022 · Lesser sac is a smaller subdivision of the peritoneal cavity posterior to the stomach and liver and is continuous with the greater sac through an opening, called the epiploic foramen of Winslow. To understand the extent of the greater sac, it is followed in a vertical direction.