Ryan Merkow
UChicago Faculty Physician

Ryan Merkow, MD, MS

Ryan Merkow, MD, MS

UChicago Faculty Physician

Associate Professor of Surgery

Director for Surgical Cancer Quality, University of Chicago Medicine Comprehensive Cancer Center and Cancer Service Line

Associate Director of Health Services Research, Department of Surgery

Director, Hepatic Artery Infusion Pump Program


  • Gastrointestinal Surgery (GI Surgery)
  • General Surgery
  • Surgical Oncology


  • Chicago - Hyde Park

Hepatic Artery Infusion (HAI) Pump Chemotherapy for Liver Metastases

Hepatic artery infusion pump chemotherapy, or HAI, is an advanced treatment for tumors that have spread to the liver due to metastatic colorectal cancer or metastatic bile duct cancer. HAI is a powerful tool to shrink liver tumors and reduces the risk of tumor recurrence.