PVT1 and small cell lung carcinoma: It hasbeen elucidated that serum levels of PVT1 are increased ingastric cancer, small cell lung cancer, and cervical cancer,all of which are accompanied by low overall survival rates.ehTrefore, lncRNA PVT1 can be considered a diagnosticmarker and a suitable therapeutic target(Kong et al., 2015;Cui et al., 2016; Yang et al., 2016).