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. 2026 Oct 16;9(5):e001262. doi: 10.1136/wjps-2026-001262

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© Author(s) (or their employer(s)) 2026. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ Group.

This is an open access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited, appropriate credit is given, any changes made indicated, and the use is non-commercial. See: https://creativecommons.org/licenses/by-nc/4.0/.

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PET-CT shows widespread lesions pretreatment. Chest CT coronal and axial views reveal bilateral lung nodules before and after two cycles of chemotherapy, with progressive disease noted post-treatment. — Imaging characteristics of case 9 before and after treatment. (A) PET-CT scan pretreatment; (B) Chest CT pretreatment; (C) Chest CT scan after two cycles of chemotherapy (PD). PD, progressive disease; PET-CT, positron emission tomography-computed tomography.