periportal

(redirected from periportal necrosis)

periportal

 [per″ĭ-por´t'l]
situated around the portal vein.

per·i·por·tal

(per'i-pōr'tăl),
Surrounding the portal vein.
Synonym(s): peripylic

periportal

(pĕr″ĭ-por′tăl) [″ + L. porta, gate]
Around the portal vein and its branches.

periportal

situated around the portal vein of the liver.

periportal necrosis
necrosis of hepatocytes localized around the portal vein. Usually associated with ingested toxins.
References in periodicals archive ?
Wide periportal necrosis was also identified in cases 1 and 4 (Figure 3D), and necrosis was found in the central-to-portal or portal-to-portal region, with bridging necrosis in all cases (Figure 3C).
Characteristic Case 1 Case 2 Age/sex 51 years/male 35 years/male Department Selection Evaporator Job title Sorting and treating Controlling waste liquids evaporator Employment dates 20 December 1986-10 18 April 1994 January 2001 Onset April 2001 Late June 2001 Date of admission 1 May 2001 12 July 2001 Duration of 2 (4) (b) 7 (9) illness (weeks) (a) Viral hepatitis HAV, HBV marker (-) HAV, HBV marker (-) markers anti-HCV (+) anti-HCV (-) HCV PCR (-) Biopsy Hepatitic damage No biopsy Bridging necrosis Wide periportal necrosis R (c) 9.
The severity of hepatocellular periportal necrosis at the 7-day time point also increased, accompanied by increased numbers of hepatocellular mitotic figures.