Effective control of postoperative recurrence of pregnancy-related gastric cancer using anti-PD-1 as a monotherapy

Abstract

Abstract Background: Pregnancy related gastric cancer is characterised by refractory nature and poor prognosis, few gastric cancer cases during pregnancy achieved acceptable outcomes by using anti-PD-1 as a monotherapy. Case presentation: A 32-year-old female patient was admitted to the emergency department of obstetrics and gynaecology department, and eventually diagnosed with gastric cancer. Radical surgery for gastric cancer was conducted after termination of pregnancy. One year postoperative follow-up exerted tumour recurrence, this patient has achieved promising results after receiving anti-PD-1 as a monotherapy. Conclusions: Some specific pregnancy related gastric cancer patients may benefit significantly from immunotherapy.