I wrote lost month that cardiac CT scans were not ready for widespread use, citing the unacceptable false positive rate.
The specificity problem got a whole lot worse if this recent study is to be believed, says cardiologist Steven Nissen, who added “in more than 50% of subjects, CT angiography’detected’ coronary obstructions that simply were not there.”
False positives encourage more invasive testing that can expose patients to serious complications.
It’s further evidence arguing against the mainstream use of this wildly proliferating scan.
