Early cancer screening surveillance in one medical center of China

Autor: Ying Yang, Peng Du, Xiaolu Hou, Kun Yan, Ying Dai, ZhiYing Sun, Qi Wu, Shijie Li, Yan Yan, Zhilong Wang, Liping Qi, Mailin Chen, Hong Zheng, Weijiao Gao, Min Gao, Weicheng Xue, Xiaodong Zhang
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: PeerJ, Vol 12, p e18179 (2024)
Druh dokumentu: article
ISSN: 2167-8359
DOI: 10.7717/peerj.18179
Popis: Objectives Cancer screening aims to detect and treat malignant lesions at an early stage and to prolong patients’ lifetime. There is still a lack of effective cancer screening programs in China. We initiated a screening project in 2018 and this study presented the cancer screening status in China. Methods We conducted a cross-sectional study in one cancer-care medical center of China. The screening program included routine blood tests, plasma tumor markers, gastric endoscopy, colonoscopy, ultrasound, and computed tomography (CT) scans. Screening results were presented as sensitivity, specificity and positive predictive values (PPVs). Results Twenty-three (1.46%) out of 1,576 participants were eventually diagnosed with malignant tumors or high-grade intraepithelial neoplasia (HGIN). A family history of malignancy (78.26% in diagnosed cancer and HGIN vs. 46.36% in the others) was the only statistically significant parameter associated with cancer detection (p = 0.002). None of the common tumor markers were associated with the cancers screened. Except for colonoscopy (50.00%) and ultrasound for renal cancer (66.67%), the sensitivities of most screening methods were 100%. The specificities of all the screening means were above 96%. Most PPVs ranged from 30–60%. Conclusion We emphasized risk stratification for early cancer screening, such as a family history of cancer. The survey illustrated that gastric endoscopy, colonoscopy, ultrasound, and lung CT for early cancer screening had high specificity, reasonable sensitivity, and PPV. We anticipated this report would motivate larger-sample studies to estimate the risk-to-benefit ratio of cancer screening and urge the establishment of a native Chinese screening project and even guidelines.
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