I am Dr Tryzelaar and a retired cardio thoracic surgeon. After a life-long career in the treatment of heart diseases, I created this web site to help you with your cardiac disease questions. This is what you'll get:





Healthline Best of the Web

Follow Us


Newsletter Signup




Ask the Doctor your cardiac related questions today!

I was very interested to read about your patient Bill who survived 27 years after you operated on his oesophagus. You mentioned that you used unconventional theraphy combined with Chemo and radiotheraphy.  I have been diagnosed with Oesophagus cancer and am seeing the oncologist tomorrow to...
Hi JG, It has been a long time since I have talked about my patients! If you followed the links you have read the scientific analysis of my approach to treatment for adenocarcinoma: If the tumor size is <5 cm, this was the treatment: Resection, followed by Chemotherapy w/i 6wks after...


Sign up for our new Ask Dr T Live Video Session on 4/25/14!


If you have a Google Gmail account, some of you can participate via video, while an unlimited number of others can ask questions after signing up. 


I'll try to answer your questions during the live show and expect the session will last about an hour. If sucessful, we'll do this on a weekly basis. 


I will answer questions from the form you can find here:










Reports, medical articles,
and industry news information
for health care professionals.

Surgical competence requires a complex set of interdependent roles and abilities that include psychomotor, cognitive,...
Surgical Anatomy Lecture, Tufts University School of Medicine GI Tract Embryology Joan F. Tryzelaar, MD, FACS, FACCP 1/...
Surgical Anatomy Lecture, Tufts University School of Medicine Embryology of Body Cavities Joan F. Tryzelaar, MD, FACS,...