{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,25]],"date-time":"2026-03-25T09:24:40Z","timestamp":1774430680051,"version":"3.50.1"},"reference-count":25,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2026,3,25]],"date-time":"2026-03-25T00:00:00Z","timestamp":1774396800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Med."],"abstract":"<jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To investigate the value of multiplanar reconstruction (MPR) technology in the quantitative analysis of bronchovascular bundle (BVB) for staging pneumoconiosis.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>We retrospectively analyzed CT data from 65 patients with confirmed pneumoconiosis (42 stage I, 16 stage II, 7 stage III) at Hefei Third People\u2019s Hospital between January 2020 and March 2025. MPR was used to measure the bronchial wall thickness-to-diameter ratio (WT\/D), the vascular bifurcation angle variation index (AVI), and the peribronchial fractal dimension (FD). Feature parameters were selected using Lasso regression, and diagnostic efficacy was evaluated using ROC curves.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Significant intergroup differences were observed: the stage III group showed significantly higher WT\/D, AVI, and FD values than the stage I group (\n                      <jats:italic>p<\/jats:italic>\n                      &amp;lt;\u202f0.001). The positivity rate for the cuffing sign was higher in the stage II group compared to the stage I group (\n                      <jats:italic>p<\/jats:italic>\n                      =\u202f0.003). The combined parameters (WT\/D\u202f+\u202fAVI\u202f+\u202fFD) achieved an AUC of 0.911, with a sensitivity of 92.3% and specificity of 88.6%, outperforming individual parameters (\n                      <jats:italic>p<\/jats:italic>\n                      =\u202f0.002). AVI positively correlated with the vascular calcification score (\n                      <jats:italic>p<\/jats:italic>\n                      &amp;lt;\u202f0.001), while FD negatively correlated with lung volume (\n                      <jats:italic>p<\/jats:italic>\n                      =\u202f0.001). The interobserver intraclass correlation coefficient (ICC) for WT\/D measurements reached 0.923, and the diagnostic concordance rate for stage III was 100%.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>MPR technology can quantify structural distortions of the BVB in pneumoconiosis. The combined parameter model provides an objective imaging basis for the clinical staging of pneumoconiosis.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.3389\/fmed.2026.1760122","type":"journal-article","created":{"date-parts":[[2026,3,25]],"date-time":"2026-03-25T06:52:53Z","timestamp":1774421573000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":0,"title":["Comparison of the efficacy of spiral CT combined with advanced multiplanar reconstruction in detecting the progression of pneumoconiosis"],"prefix":"10.3389","volume":"13","author":[{"given":"Ya","family":"Liu","sequence":"first","affiliation":[{"name":"Imaging Department, Shanghai Road Campus of Hefei Third People's Hospital","place":["Hefei, China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nan","family":"Zhu","sequence":"additional","affiliation":[{"name":"Imaging Department, Bengbu Hospital of Traditional Chinese Medicine","place":["Bengbu, China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hong-Zhi","family":"Sun","sequence":"additional","affiliation":[{"name":"Imaging Department, Shanghai Road Campus of Hefei Third People's Hospital","place":["Hefei, China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Peng","family":"Ji","sequence":"additional","affiliation":[{"name":"Imaging Department, Shanghai Road Campus of Hefei Third People's Hospital","place":["Hefei, China"]}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1965","published-online":{"date-parts":[[2026,3,25]]},"reference":[{"key":"ref1","doi-asserted-by":"publisher","first-page":"28","DOI":"10.1016\/j.clinimag.2023.02.010","article-title":"Imaging diagnosis of pneumoconiosis with predominant nodular pattern: HRCT and pathologic findings","volume":"97","author":"Akira","year":"2023","journal-title":"Clin 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