What is capsular retraction?

What is capsular retraction?

Introduction: Hepatic capsular retraction is focal flattening or concavity of the normally convex hepatic contour. It is commonly noted in case of hepatic neoplasms post treatment that results in decreased size of the tumor. This has been regarded as a specific sign of hepatic malignancy.

What is the capsule of the liver?

Glisson’s capsule: The capsule of the liver. A layer of connective tissue surrounding the liver and ensheathing the hepatic artery, portal vein, and bile ducts within the liver. Named for the British physician, anatomist, physiologist, and pathologist Francis Glisson (1597-1677).

What is a subcapsular lesion?

A subcapsular hematoma appears as a low-attenuation, elliptic collection of blood between the liver capsule and the liver parenchyma at CT caused by the compression of the underlying liver margin by the thick, fibrous Glisson capsule (,Fig 1); in contrast, free intraperitoneal blood in the perihepatic space does not …

Where is Glisson’s capsule?

the liver
Glisson’s capsule extends into the liver as sheaths around the hepatic ducts, hepatic arteries and portal tributaries.

What are the 5 functions of the liver?

The five major functions of the liver include:

  • Filtration.
  • Digestion.
  • Metabolism and Detoxification.
  • Protein synthesis.
  • Storage of vitamins and minerals.

What is capsular enhancement?

Capsular enhancement on early- phase images may reflect increased blood flow at the inflamed liver capsule, whereas enhancement on delayed images may reflect the early events of capsular fibrosis (7,8).

What causes a shadow on the liver?

Acoustic shadowing on ultrasound examination of the liver can be caused by both normal anatomical structures (ligamentum teres, walls of bile ducts and portal veins, interpositioned colon) as well as by abnormalities which may or may not be clinically important (air in the bile ducts, biliary calculi, calcified …

Can stretching hurt your liver?

The pain fibers of the capsule are stimulated when the capsule is stretched. Thus anything that stretches the capsule can cause liver pain.