Jitsuo Usuda, MD, PhD, is a professor of Thoracic Surgery at Nippon Medical School in Tokyo, Japan.  For over 25 years, he has worked in thoracic surgery and interventional pulmonology.  Especially, he and his team have made significant progress in establishing photodymanic therapy for lung cancer with Professor Kato of Tokyo Medical University.

He is a principal investigator on one ongoing prospective trial examining photodynamic therapy for peripheral-type lung cancer using a new laser probe.