This episode features Dr. Mohamedtaki Tejani, Medical Director, GI Oncology Program - AdventHealth Cancer Institute. Here, he explains three clinical trials underway at AdventHealth to evaluate the effectiveness and impact of different types of ctDNA testing for colorectal cancer patients. Circulating tumor DNA (ctDNA) is a sequencing technology that can detect very small amounts of tumor DNA in the body’s circulatory system via a blood draw and specialized assay.