Professor Mehigan graduated from Trinity College Dublin in 1995. He has since trained in the UK, North America, Australia and all over Ireland.

• MB BCh BAO
• MD
• FRCSI
• FRACS

• Minimally invasive approaches to colorectal disease, especially cancer
• Colorectal cancer genetics
• Endoscopy and colorectal screening

• Association of Coloproctology of Great Britain and Ireland (President Irish Chapter 2020-present)
• Royal Australasian College of Surgeons
• Royal College of Surgeons in Ireland

Professor Mehigan has 56 medline citations on topics from colorectal cancer to wound management.