Zhang Junfeng

Professional Biography

Dr. Zhang Junfeng is Chief Physician in Hepatobiliary & Pancreatic Surgery at Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai. Zhang serves as President (会长). Clinical expertise includes Pancreatic cancer (pancreaticoduodenectomy, distal pancreatectomy, laparoscopic), Bile duct cancer (cholangiocarcinoma, hilar and distal), Gallbladder cancer, Periampullary tumors. First Chinese surgeon to publish a large-scale meta-analysis (21 studies, 4,459 patients) establishing perineural invasion as an independent prognostic factor in resected pancreatic cancer (Asian Pac J Cancer Prev, 2013, PMID: 24175789) — as first and corresponding author, this foundational study drove a decade-long perineural invasion research program at Renji Hospital, culminating in a 2026 Neuron paper on Reg-EXTL3 axis nerve-cancer crosstalk. Dual senior leadership: President of Shanghai Medical Doctor Association General Surgery Branch AND Vice President of Shanghai Anti-Cancer Association — an unusual combination of citywide academic and public health authority in HPB surgery.