Friday, 15 May 2009

HEPATITIS  

acute hepatitis:

  • There is diffuse swelling of the hepatocytes, proliferation of Kupffer cells lining the sinusoids and infiltration of the portal areas by lymphocytes and monocytes. 
  • The liver parenchympa may have a diffusely decreased echogenicity with accentuated brightness of the portal triads, periportal cuffing .
  • Hepatomegaly and thickening (edematous) of the gallbladder wall are associated findings. 


Tuesday, 12 May 2009

CHRONIC HEPATITIS

  • In most cases the liver appears normal.
  • In chronic hepatitis are also sonographically normal.
  • When Chronic hepatitis and cirrhosis develops, sonography may demonstrate a coarsened echotexture and other morphologic changes of cirrhosis.


HOW TO DEFINE HEPATITIS

In acute hepatitis :

  • There is diffuse swelling of the hepatocytes, proliferation of Kupffer cells lining the sinusoids and infiltration of the portal areas by lymphocytes and monocytes. 
  •  The liver parenchympa may have a diffusely decreased echogenicity with accentuated brightness of the portal triads, periportal cuffing .
  • Hepatomegaly and thickening (edematous) of the gallbladder wall are associated findings.