Which patients, if any, do you revert back to ultrasound screening for HCC after prior diagnosis/definitive treatment of HCC?

I don't revert back to U/S for these patients ever. It's not dissimilar from colorectal cancer screening - once you have colon cancer, it's not appropriate to use iFOBT or stool DNA screening anymore - it's lifelong colonoscopy screening. Likewise, for HCC, I continue to use AFP plus cross-sectional...