Rochester, Minnesota Clinical Profile


The research involvement and interests of Elizabeth Rajan, M.D., include device and technology innovation in the field of gastrointestinal (GI) endoscopy. Dr. Rajan's focus is to identify gaps and deficiencies in current endoscopic practice, develop novel endoscopic devices and techniques, and implement her findings into clinical practice.

Additional research conducted by Dr. Rajan involves diagnosis and management of small bowel bleeding.

Focus areas

  • Developing innovative devices and techniques to diagnose and treat the following GI diseases through minimally invasive endoscopic procedures:
    • Colorectal cancer and polyps
    • Gastric cancer
    • Gastroparesis
    • Gastrointestinal bleeding
    • Esophageal stricture
    • Obesity
    • Gastroesophageal reflux
  • Identifying novel treatments for the management of refractory small bowel bleeding and transfusion-dependent anemia

Significance to patient care

Device and technology innovation play a crucial role in transforming care. The goal of Dr. Rajan's research is to develop unique tools to improve patient quality of life. New and disruptive innovations can advance the diagnosis and management of diseases such as colorectal cancer and gastroparesis.

Professional highlights

  • Director, Developmental Endoscopy Unit Laboratory, Mayo Clinic, Rochester, Minnesota, 2017-present


Primary Appointment

  1. Consultant, Division of Gastroenterology and Hepatology, Department of Internal Medicine

Academic Rank

  1. Professor of Medicine


  1. Fellow - Advanced Endoscopy Ultrasound Division of Gastroenterology and Hepatology, Department of Internal Medicine
  2. Resident Brighton and Sussex University Hospital
  3. Fellow - Developmental Endoscopy Research Division of Gastroenterology and Hepatology, Department of Internal Medicine
  4. MD National University of Ireland
  5. Fellow - Gastroenterology Beaumont Hospital, Dublin, Ireland
  6. MB BCh, BAO, LRCP & SI Royal College of Surgeons in Ireland

Clinical Studies

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