“Excellent website… thank you… will use as an aid in teaching Cardiac Nuclear Medicine at the University.”

Tim Marshel, R.T. (R)(N)(CT)(MR)(NCT)(PET)(CNMT)

Associate Professor of Nuclear Medicine Technology,

Keiser University, Kendall Campus, Miami, Florida – July 30, 2008



“Thank you, your site is a wonderful source of information. I only wish I had known about it before I took the nuclear cardiology exam the first time It would have saved me a lot of money, time and heartburn. Thank you again.”

Paul Reaume, B.S. ARRT(R,N) CNMT NCT

August 11, 2008



“Thank you so much! Just discovered your site today, and I’ve been using it all day. I’ll be taking the certification exam in the next 6 months, and this will be an invaluable tool in my arsenal… Awesome find.”

Taurug Baca

January 13, 2011



“Great work in diagnostic cardiology. Covers all basic concepts of cardiovascular diseases and diagnosis. I will be using educational material from this excellent website in my book, ‘Essentials of ECG for healthcare professionals’, and I am thankful to MS. Lorraine Nott for her permission.”

Dr. Fayyaz Ahmed

Bronx, NY

November 14, 2011

“Just wanted to say, great site! I am a Physician Assistant working in nuclear cardiac diagnostics, while I have a very basic understanding, your site help fill in a lot of the gaps. Thanks!.”


Sam Shajnfeld RPA-C

October 31, 2013