Case report: A challenging case of stage IVB mixed neuroendocrine-non-neuroendocrine neoplasm of the gallbladder treated with extended radical resection including portal vein reconstruction - Scorecard - MDSpire

Case report: A challenging case of stage IVB mixed neuroendocrine-non-neuroendocrine neoplasm of the gallbladder treated with extended radical resection including portal vein reconstruction

  • By

  • Quanlei Wang

  • Shun Ruan

  • Xiyin Ye

  • Haifeng Wang

  • Quli Zeng

  • Xiao Luo

  • Kai Guo

  • Ailing Zhang

  • Huixiang Huang

  • Gang Wu

  • Haibo Chen

  • Suhui Zeng

  • Tiansheng Xie

  • Wanhong Liang

  • Weihong Duan

  • Sangui Wang

  • June 8, 2026

  • 0 min

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Clinical Scorecard: Clinical report: A complex instance of stage IVB mixed neuroendocrine and non-neuroendocrine neoplasm of the gallbladder managed with extensive radical resection and portal vein reconstruction

At a Glance

CategoryDetail
Condition
Key MechanismsDiagnosis relies on pathology and immunohistochemistry; aggressive surgical resection is the primary treatment.
Target Population
Care Setting

Key Highlights

  • Gallbladder cancer is highly lethal and often diagnosed at an advanced stage.
  • Mixed neuroendocrine-non-neuroendocrine neoplasms (MiNEN) are extremely rare.
  • Negative surgical margins are crucial for potential long-term survival.
  • Immunohistochemistry is essential for diagnosis and differentiation.
  • Multidisciplinary collaboration is critical in managing complex cases.

Guideline-Based Recommendations

Diagnosis

  • Diagnosis primarily relies on histopathological examination and immunohistochemical staining.

Management

  • Radical surgical resection with negative margins is the only potential pathway to long-term survival.

Monitoring & Follow-up

  • Postoperative pathology and immunohistochemistry are necessary for confirming diagnosis.

Risks

  • High-grade malignant potential and poor prognosis associated with large cell neuroendocrine carcinoma.

Patient & Prescribing Data

A 78-year-old female with incidental gallbladder mass and elevated CEA levels.

Preoperative chemotherapy was administered for three days before radical surgery.

Clinical Best Practices

  • Conduct thorough preoperative examinations including imaging and laboratory tests.
  • Ensure multidisciplinary team discussions for complex surgical cases.
  • Aim for negative surgical margins during resection.

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