In patients surviving their ICU stay, ICU cholangiopathy is not uniformly fatal in the short term or clinically symptomatic in the medium term. Preservation of the distal common bile duct appears to be a finding differentiating ICU cholangiopathy from other diffuse cholangiopathies.
The presence of PAS-positive, diastase-resistant inclusions in the cytoplasm of the hepatocytes is characteristic of alpha-1-antitrypsin deficiency. The purpose of this investigation was to determine whether the presence of these inclusions is a specific feature, permitting the recognition of alpha-1-antitrypsin deficiency in patients with liver disease. We examined the liver specimens from 20 patients suffering from alcoholic cirrhosis with the Pi M phenotype, i.e., in whom alpha-1-antitrypsin deficiency was excluded. In seven of these patients, PAS-positive, diastase-resistant inclusions were seen in the hepatocytes; in two patients, these inclusions contained a material antigenically similar to alpha-1-antitrypsin. These inclusions might represent deposits of glycoproteins poorly excreted by the diseased hepatocytes. It is concluded that, in patients with liver disease, the presence of PAS-positive, diastase-resistant inclusions--even containing alpha-1-antitrypsin--in the cytoplasm of the hepatocytes does not permit the hepatic lesions to be ascribed to alpha-1-antitrypsin deficiency.
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