A 42-year-old woman presents with jaundice, pruritus, and pale stools for 3 weeks. She reports right upper quadrant pain and acholic (clay-colored) stools. Ultrasound shows dilated intrahepatic bile ducts with a mass at the porta hepatis. Laboratory studies reveal alkaline phosphatase 320 U/L, total bilirubin 8.2 mg/dL, and normal transaminases. Which of the following is the most likely diagnosis?
- A)Pancreatic adenocarcinoma
- B)CholangiocarcinomaGABARITO
- C)Hepatic cirrhosis
- D)Gallstone pancreatitis
- E)Primary biliary cholangitis
Explicação
Cholangiocarcinoma classically presents with painless jaundice, pruritus, and pale stools due to extrahepatic bile duct obstruction. The imaging finding of a mass at the porta hepatis (Klatskin tumor) with dilated intrahepatic ducts and the pattern of cholesta... Ver explicação completa e trilha adaptativa →