The Problems of “Creeping mAs/Dose” in America
As this is my first blog, I decided to jump right in and tackle what I believe is one of the biggest problems in…
Problems with Exposure Index (EI) Numbers
When Fuji first developed CR back in the early 80’s, they were also the first company to invent an Exposure Index (EI) number system. As most…
How to Properly Critique a Digital Image
We have had hundreds of digital equipment training hours at my hospital in the past 10 years, but in all of that I don’t…
The Trouble with Post Processing “Collimation”
Post processing “collimation”, shuttering or cropping seemed to be one of the greatest features of digital radiography. With our first CR unit we were…
Grid Cut-Off in the Digital World
After years of wondering about it, sometimes noticing it and finally researching it, I’ve come to the conclusion that grid cut-off isn’t mentioned anymore…
How much can you over-radiate and still get a perfect image?
I decided to write and post this blog on the same day I changed my current research on my website. This subject is one of…
How Much Off-Focus Radiation Comes Out of the Tube?
Today’s blog is about off-focus (stem) radiation which until a couple of weeks ago I had completely forgotten about. As a reminder to all…
Shamelessly Plugging My First Textbook
My first published book just hit the stands (or would have hit the stands if there was such a thing as a bookstore anymore)…
How Low Can You Go?
This is how I teach ALARA (As Low As Reasonably Achievable) to all of my students and whenever I give any kind of talk…