Medical Must-See: Pick your brain – is this a plain CT or contrast enhanced?
A rare blood disorder secondary to congenital heart disease was the true highlight
![CT scan](https://www.ausdoc.com.au/wp-content/uploads/2022/08/Must-see-polycythemia_BMJ-1.jpg)
In light of radiologists’ recent plea to ration CTs following a global shortage of contrast media, take a look at this brightly lit brain scan.
Is a dye involved, or is it au naturel?