Prognostic significance of lymphovascular invasion in patients with pT1b esophageal squamous cell carcinoma

Autor: Linxiu Liu, Hua Lin, Guihua Shen, Yong Liu, Xiumin Qin, Yanling Yuan, Bingzhi Wang, Liyan Xue
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: BMC Cancer, Vol 23, Iss 1, Pp 1-13 (2023)
Druh dokumentu: article
ISSN: 1471-2407
DOI: 10.1186/s12885-023-10858-7
Popis: Abstract Background Lymphovascular invasion (LVI) is a crucial predictor of lymph node metastasis (LNM). However, few studies have investigated the LVI positivity rate and its clinical significance in pT1b esophageal squamous cell carcinoma (ESCC) using immunohistochemistry and elastin staining. Methods We collected data from158 patients with pT1b ESCC who had undergone radical esophagectomy. All paraffin blocks of invasive carcinoma from each patient were subjected to HE staining, elastin staining + CK (AE1/AE3) immunohistochemistry (E&IHC), and CD31/D2-40 + CK (AE1/AE3) double immunohistochemistry (D-IHC). The LVI was classified into types, i.e., vascular invasion (VI) and lymphatic vessel invasion (LI), and its location, quantity, and clinical significance were explored. Results The positivity rates of VI by E&IHC (E-VI), VI by CD31D-IHC (CD31-VI), and LI by D2-40 D-IHC (D2-40-LI) were significantly higher than those obtained by HE staining (P
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