Transvaginal B ultrasound-guided embryo reduction under laparoscopic monitoring in the treatment of intrauterine pregnancy with cornual heterotopic pregnancy after assisted reproductive technology: A report of four cases

• Li Tan,
• Yue-Fan Qi,
• Meng Wang,
• Lan-Lan Cheng

Affiliations

Li Tan

Corresponding author. Department of Reproductive medical center, The second affiliated Hospital of Zhengzhou University, No.2 of Jingba Road, Zhengzhou, 450014, China.; Department of Reproductive Medical Center, The Second Affiliated Hospital of Zhengzhou University, Zhengzhou, 450014, China

Yue-Fan Qi

Department of Medical Imaging, The Second Affiliated Hospital of Zhengzhou University, Zhengzhou, 450014, China

Meng Wang

Department of Reproductive Medical Center, The Second Affiliated Hospital of Zhengzhou University, Zhengzhou, 450014, China

Lan-Lan Cheng

Department of Reproductive Medical Center, The Second Affiliated Hospital of Zhengzhou University, Zhengzhou, 450014, China