Jesper Lagergren

Jesper Lagergren is a Professor/Senior Physician at the Karolinska Institutet and holds a part-time Professor role at King's College London. He leads the Upper GI Surgery research group within the Department of Molecular Medicine and Surgery, focusing on esophageal and gastric cancer, gastro-oesophageal reflux disease, obesity surgery, and Helicobacter pylori.

• Full-time Professor and Senior Consultant Surgeon at Karolinska
• Part-time Professor at King's College London
• Member of the Nobel Assembly at Karolinska
• Chair of the Recruitment Committee at Karolinska

His research spans clinically oriented studies in esophageal and gastric cancer, with a focus on etiology, prevention, and surgical outcomes. Notable work includes population-based cohort studies on reflux disease progression, bariatric surgery impacts, and cancer risk factors.

Recent publications highlight multinational cohort analyses of post-endoscopy cancer risks, metabolic tumor response in chemotherapy, and survival trends after gastrectomy. Key keywords: Cancer, Surgery, Gastroenterology, Obesity, Biomarkers.

Scientific awards include the Reuterskiöld Prize and Swedish Cancer Society grants. He has supervised 45 PhD students (24 as main supervisor) and currently mentors 8 more. Teaching involves PhD courses, master’s students, and medical trainees.