Successful conversion therapy for presumed granulocyte colony-stimulating factor–producing hepatocellular carcinoma: a case report - Report - MDSpire

Successful conversion therapy for presumed granulocyte colony-stimulating factor–producing hepatocellular carcinoma: a case report

  • By

  • Qian Chen

  • Taian Chen

  • Xu Zhang

  • Ming Zhang

  • June 3, 2026

  • 0 min

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Clinical Report: Effective conversion therapy in a case of suspected hepatocellular carcinoma producing granulocyte colony-stimulating factor

Overview

This report describes a rare case of G-CSF-producing hepatocellular carcinoma (HCC) that was successfully downstaged through a combination of transcatheter arterial chemoembolization (TACE), targeted therapy, and immunotherapy, allowing for curative surgical resection. The patient exhibited significant leukocytosis but no specific symptoms, highlighting the atypical presentation of this malignancy.

Background

Granulocyte colony-stimulating factor (G-CSF) is linked to tumor progression in various malignancies, including hepatocellular carcinoma (HCC). G-CSF-producing HCC is rare and often associated with aggressive behavior and poor prognosis. Understanding its management is crucial for improving outcomes in patients with advanced HCC.

Data Highlights

No specific numerical data was provided in the article.

Key Findings

  • The patient had a massive tumor in the right hepatic lobe with significant leukocytosis but no symptoms.
  • Combination therapy with TACE, targeted therapy, and immunotherapy successfully downstaged the tumor to a resectable state.
  • Postoperative analysis confirmed strong G-CSF expression in the HCC tissue.
  • No recurrence was observed at the 6-month follow-up, and the patient remained in good general condition.
  • Clinicians should consider G-CSF-producing HCC in patients with unexplained leukocytosis.

Clinical Implications

This case underscores the potential for conversion therapy in managing initially unresectable HCC. Clinicians should be vigilant for G-CSF-producing HCC in patients presenting with leukocytosis, as timely intervention may lead to successful surgical outcomes.

Conclusion

The successful management of this rare case of G-CSF-producing HCC through conversion therapy provides valuable insights into treatment strategies for similar patients. Further studies are needed to validate these findings and optimize therapeutic approaches.

Related Resources & Content

  1. BJS (British Journal of Surgery), 2023 -- Utilization of the ALPPS Technique in Conversion Therapy for Hepatocellular Carcinoma Through Liver Partitioning and Portal Vein Ligation
  2. Journal of Gastroenterology, 2023 -- Criteria for Discontinuation of Atezolizumab and Bevacizumab Following Curative Conversion Therapy in Patients with Unresectable Early to Intermediate Hepatocellular Carcinoma: A Multicenter Proof-of-Concept Investigation
  3. Updates in Surgery, 2023 -- Advanced Rapid Pathological Evaluation Techniques for Hepatocellular Carcinoma Post-Treatment Utilizing Indocyanine Green Fluorescence Imaging
  4. Hepatology, 2023 -- AASLD practice guidance on prevention, diagnosis, and management of hepatocellular carcinoma
  5. Blood Cancer Journal — Outcomes of Treatment for Clonal Cytopenias of Uncertain Significance: A Retrospective Analysis from a Single Institution
  6. Systemic conversion therapies for initially unresectable hepatocellular carcinoma: a systematic review and meta-analysis
  7. Hepatocellular carcinoma producing granulocyte colony-stimulating factor: diagnosis and treatment
  8. Hepatology

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