Conversion Surgery for Alpha-Fetoprotein–Producing Esophagogastric Junction Cancer with Multiple Liver Metastases and Portal Vein Tumor Thrombus after Nivolumab Combination Chemotherapy: A Case Report and Literature Review

Key Points

• This research aims to explore the effectiveness of conversion surgery in treating AFPGC following nivolumab chemotherapy.
• Presented a single case of AFP-EGJC with multiple liver metastases.
• Administered nivolumab combination chemotherapy prior to surgery.
• Conducted a literature review on similar cases and treatment outcomes.
• Successful conversion surgery was performed after chemotherapy.
• The patient showed significant improvement post-treatment.
• Limited previous reports identified on this specific treatment approach.