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. 2019 Jan;11(Suppl 1):S113–S126. doi: 10.21037/jtd.2018.12.18

Table 3. Advantages and disadvantages of ctDNA testing.

Advantages
   Comfort of patient
   Serial monitoring possible
   Lower sensitivity to tumor heterogeneity (66-68)
   Reduced time to result (58)
Disadvantages
   No access to histology (SCLC transformation)
   ctDNA not present in all plasma samples

ctDNA, circulating tumor DNA; SCLC, small cell lung cancer.