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Difference between revisions of "Liver neoplasms"
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*Metastases are typically negative for ''HepPar-1''. | *Metastases are typically negative for ''HepPar-1''. | ||
**HepPar-1 (hepatocytes paraffin antibody 1) - labels hepatocellular mitochondria.<ref name=pmid12502967>The diagnostic value of hepatocyte paraffin antibody 1 in differentiating hepatocellular neoplasms from nonhepatic tumors: a review. Lamps LW, Folpe AL. Adv Anat Pathol. 2003 Jan;10(1):39-43. Review. PMID 12502967.</ref> | **HepPar-1 (hepatocytes paraffin antibody 1) - labels hepatocellular mitochondria.<ref name=pmid12502967>The diagnostic value of hepatocyte paraffin antibody 1 in differentiating hepatocellular neoplasms from nonhepatic tumors: a review. Lamps LW, Folpe AL. Adv Anat Pathol. 2003 Jan;10(1):39-43. Review. PMID 12502967.</ref> | ||
===Sign out=== | |||
<pre> | |||
LIVER, PORTION OF SEGMENTS 2 AND 3, RESECTION: | |||
- METATSTATIC ADENOACARCINOMA. | |||
-- RESECTION MARGIN CLEARANCE 2 MM. | |||
- LIVER STEATOSIS, MILD. | |||
</pre> | |||
====Micro==== | |||
The section show liver parenchyma with an invasive adenocarcinoma. The adenocarcinoma | |||
has well formed glands with dirty necrosis. The nuclei are appear crowded and | |||
have an ellipsoid shape. Focally, zones of necrosis are present. See background liver. | |||
BACKGROUND LIVER (BASED ON H&E ONLY) | |||
Fibrosis: not identified.<br> | |||
Fibrous septa: absent.<br> | |||
Septa with curved contours: absent.<br> | |||
Large droplet steatosis (% of hepatocytes): mild (20%).<br> | |||
Ballooning of hepatocytes: not identified.<br> | |||
Mallory-Denk bodies: not identified.<br> | |||
Portal inflammation: present, mild.<br> | |||
Interface activity: not identified.<br> | |||
Lobular necroinflammation: not identified.<br> | |||
Ducts: present in normal numbers.<br> | |||
Duct injury: not identified.<br> | |||
Ductular reaction: not identified.<br> | |||
Cholestasis: present peritumoural, otherwise absent.<br> | |||
Terminal hepatic venules: present.<br> | |||
Ground glass cells with routine stains: not identified. | |||
=See also= | =See also= | ||