Automated recognition and segmentation of lung cancer cytological images based on deep learning.

Compared with histological examination of lung cancer, cytology is less invasive and provides better preservation of complete morphology and detail. However, traditional cytological diagnosis requires an experienced pathologist to evaluate all sections individually under a microscope, which is a tim...

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Main Authors: Qingyang Wang, Yazhi Luo, Ying Zhao, Shuhao Wang, Yiru Niu, Jinxi Di, Jia Guo, Guorong Lan, Lei Yang, Yu Shan Mao, Yuan Tu, Dingrong Zhong, Pei Zhang
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2025-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0317996
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author Qingyang Wang
Yazhi Luo
Ying Zhao
Shuhao Wang
Yiru Niu
Jinxi Di
Jia Guo
Guorong Lan
Lei Yang
Yu Shan Mao
Yuan Tu
Dingrong Zhong
Pei Zhang
author_facet Qingyang Wang
Yazhi Luo
Ying Zhao
Shuhao Wang
Yiru Niu
Jinxi Di
Jia Guo
Guorong Lan
Lei Yang
Yu Shan Mao
Yuan Tu
Dingrong Zhong
Pei Zhang
author_sort Qingyang Wang
collection DOAJ
description Compared with histological examination of lung cancer, cytology is less invasive and provides better preservation of complete morphology and detail. However, traditional cytological diagnosis requires an experienced pathologist to evaluate all sections individually under a microscope, which is a time-consuming process with low interobserver consistency. With the development of deep neural networks, the You Only Look Once (YOLO) object-detection model has been recognized for its impressive speed and accuracy. Thus, in this study, we developed a model for intraoperative cytological segmentation of pulmonary lesions based on the YOLOv8 algorithm, which labels each instance by segmenting the image at the pixel level. The model achieved a mean pixel accuracy and mean intersection over union of 0.80 and 0.70, respectively, on the test set. At the image level, the accuracy and area under the receiver operating characteristic curve values for malignant and benign (or normal) lesions were 91.0% and 0.90, respectively. In addition, the model was deemed suitable for diagnosing pleural fluid cytology and bronchoalveolar lavage fluid cytology images. The model predictions were strongly correlated with pathologist diagnoses and the gold standard, indicating the model's ability to make clinical-level decisions during initial diagnosis. Thus, the proposed method is useful for rapidly localizing lung cancer cells based on microscopic images and outputting image interpretation results.
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spelling doaj-art-08ffa9357c4d47eaa1e2b076fb1eb9652025-02-05T05:31:39ZengPublic Library of Science (PLoS)PLoS ONE1932-62032025-01-01201e031799610.1371/journal.pone.0317996Automated recognition and segmentation of lung cancer cytological images based on deep learning.Qingyang WangYazhi LuoYing ZhaoShuhao WangYiru NiuJinxi DiJia GuoGuorong LanLei YangYu Shan MaoYuan TuDingrong ZhongPei ZhangCompared with histological examination of lung cancer, cytology is less invasive and provides better preservation of complete morphology and detail. However, traditional cytological diagnosis requires an experienced pathologist to evaluate all sections individually under a microscope, which is a time-consuming process with low interobserver consistency. With the development of deep neural networks, the You Only Look Once (YOLO) object-detection model has been recognized for its impressive speed and accuracy. Thus, in this study, we developed a model for intraoperative cytological segmentation of pulmonary lesions based on the YOLOv8 algorithm, which labels each instance by segmenting the image at the pixel level. The model achieved a mean pixel accuracy and mean intersection over union of 0.80 and 0.70, respectively, on the test set. At the image level, the accuracy and area under the receiver operating characteristic curve values for malignant and benign (or normal) lesions were 91.0% and 0.90, respectively. In addition, the model was deemed suitable for diagnosing pleural fluid cytology and bronchoalveolar lavage fluid cytology images. The model predictions were strongly correlated with pathologist diagnoses and the gold standard, indicating the model's ability to make clinical-level decisions during initial diagnosis. Thus, the proposed method is useful for rapidly localizing lung cancer cells based on microscopic images and outputting image interpretation results.https://doi.org/10.1371/journal.pone.0317996
spellingShingle Qingyang Wang
Yazhi Luo
Ying Zhao
Shuhao Wang
Yiru Niu
Jinxi Di
Jia Guo
Guorong Lan
Lei Yang
Yu Shan Mao
Yuan Tu
Dingrong Zhong
Pei Zhang
Automated recognition and segmentation of lung cancer cytological images based on deep learning.
PLoS ONE
title Automated recognition and segmentation of lung cancer cytological images based on deep learning.
title_full Automated recognition and segmentation of lung cancer cytological images based on deep learning.
title_fullStr Automated recognition and segmentation of lung cancer cytological images based on deep learning.
title_full_unstemmed Automated recognition and segmentation of lung cancer cytological images based on deep learning.
title_short Automated recognition and segmentation of lung cancer cytological images based on deep learning.
title_sort automated recognition and segmentation of lung cancer cytological images based on deep learning
url https://doi.org/10.1371/journal.pone.0317996
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