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. 2019 Nov 5;6:239. doi: 10.3389/fmed.2019.00239

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Copyright © 2019 Ning, Yang, Sun, Chen, Liu and Shi.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Effect of therapeutic plasma exchange (TPE) on polymyositis (PM) and dermatomyositis interstitial lung disease (PM/DM-ILD) improvement. (A) Representative CT images of the lung before and after TPE. Lung CT scans of one patient before and after TPE. Interstitial opacities with multifocal ground glass opacities and consolidations (left panel). Follow-up CT scan indicating the frank regression of interstitial pneumonia (right panel). (B) CT score before and after TPE treatment in the responsive group (n = 11), ****p < 0.0001.