2019
DOI: 10.1111/hepr.13329
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Secondary sclerosing cholangitis with hemobilia induced by pembrolizumab: Case report and review of published work

Abstract: A 66‐year‐old man was admitted to our department due to cholestatic liver injury. He had received five cycles of pembrolizumab for small‐cell lung cancer. Imaging showed the possibility of sclerosing cholangitis (SC) with hemobilia. Histologically, CD8+ T cells had infiltrated the biliary epithelium of the extrahepatic bile duct. We reached the diagnosis of secondary SC induced by pembrolizumab. Although we treated him with high‐dose corticosteroids, laboratory data showed only a moderate response. Clinicians … Show more

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Cited by 32 publications
(42 citation statements)
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“…52 The histopathologic patterns of CPI-induced hepatobiliary injury include panlobular hepatitis, portal inflammation with bile duct injury, granulomas, steatosis or steatohepatitis, nodular regenerative hyperplasia, and secondary sclerosing cholangitis. [52][53][54][55][56] Liver Panlobular Hepatitis.-Panlobular hepatitis is the most commonly observed pattern of CPI therapy-induced liver injury. This pattern injury often presents with elevation of the liver enzymes aspartate aminotransferase (AST) and/or alanine aminotransferase (ALT), with proportionately lower hyperbilirubinemia.…”
Section: Patterns Of Injury To the Liver Andmentioning
confidence: 99%
“…52 The histopathologic patterns of CPI-induced hepatobiliary injury include panlobular hepatitis, portal inflammation with bile duct injury, granulomas, steatosis or steatohepatitis, nodular regenerative hyperplasia, and secondary sclerosing cholangitis. [52][53][54][55][56] Liver Panlobular Hepatitis.-Panlobular hepatitis is the most commonly observed pattern of CPI therapy-induced liver injury. This pattern injury often presents with elevation of the liver enzymes aspartate aminotransferase (AST) and/or alanine aminotransferase (ALT), with proportionately lower hyperbilirubinemia.…”
Section: Patterns Of Injury To the Liver Andmentioning
confidence: 99%
“…Immune therapy-related cholangitis involving elevated bilirubin and alkaline phosphatase is managed in the same way as immune-mediated hepatitis (described above). Isolated cholangitis presented as secondary sclerosing cholangitis has been reported [45,46]. In these cases, endoscopic retrograde cholangiography showed irregular narrowing and widening of the entire intrahepatic biliary system.…”
Section: Immune Blockade-induced Cholangitismentioning
confidence: 99%
“…The histopathological findings of liver biopsy showed steatosis in two of five patients. In contrast, regarding PD‐1 inhibitor‐associated cholangitis, 12 cases had been reported, 8 received nivolumab, and 4 received pembrolizumab . The median cycles to development of cholangitis was four courses (range 1–12 cycles).…”
Section: Discussionmentioning
confidence: 99%
“…In patients with grade ≥ 2 hepatic AEs, liver biopsy is recommended for diagnosing hepatic irAEs and determining the need for immediate steroid treatment. Histopathological findings of hepatic irAEs demonstrate that CD8‐positive T lymphocytes infiltrate in a pan lobular manner in hepatitis and rarely infiltrate the portal tract in cholangitis . However, liver biopsies cannot be performed in all patients with grade ≥ 2 hepatic AEs due to complications and patient conditions.…”
Section: Discussionmentioning
confidence: 99%
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