Elevated serum IgG4 and eosinophilia in a persistent indeterminate biliary stricture with high-risk features: a case report - Quiz - MDSpire
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Increased Serum IgG4 Levels and Eosinophilia Observed in a Persistent Indeterminate Biliary Stricture with High-Risk Characteristics: A Case Study

  • By

  • Ruohan Yu

  • Jing Zhang

  • Sheng-Guang Li

  • Tong Zhang

  • Lina Zhang

  • Yadan Zou

  • Ting Long

  • Yanfeng Zhang

  • Ji Li

  • July 6, 2026

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