Radiological cardiothoracic ratio in evidence-based medicine

K Truszkiewicz, R Poręba, P Gać - Journal of Clinical Medicine, 2021 - mdpi.com
… Unfortunately, when assessing the cardiac silhouette on a chest radiograph, it can be difficult
… was shown to be a simple, reproducible factor correlating with cardiac function and may be …

Limitations of cardiothoracic ratio derived from chest radiographs to predict real heart size: comparison with magnetic resonance imaging

P Simkus, M Gutierrez Gimeno, A Banisauskaite… - Insights into …, 2021 - Springer
Cardiothoracic ratio (CTR) is a simple method to evaluate the heart size on chest radiographs.
… from a frontal upright postero-anterior (PA) chest radiograph. The supine position and any …

Cardio-thoracic ratio is stable, reproducible and has potential as a screening tool for HIV-1 related cardiac disorders in resource poor settings

H Esmail, T Oni, F Thienemann, N Omar-Davies… - PloS one, 2016 - journals.plos.org
Cardiothoracic ratio (CTR) on chest radiograph (CXR) has been suggested as a potential
screening tool but little is known about its reproducibility and stability. Our primary aim was to …

[HTML][HTML] Deep learning-based cardiothoracic ratio measurement on chest radiograph: accuracy improvement without self-annotation

K Yoshida, A Takamatsu, T Matsubara… - … Imaging in Medicine …, 2023 - ncbi.nlm.nih.gov
reproducible and accurate automated approach to measuring cardiothoracic ratio on chest
radiographs … for estimating the cardiothoracic ratio on chest radiographs without requiring self-…

Automatic cardiothoracic ratio calculation with deep learning

Z Li, Z Hou, C Chen, Z Hao, Y An, S Liang, B Lu - IEEE Access, 2019 - ieeexplore.ieee.org
… A total of 5000 postero-anterior chest X-rays of 5000 patients in different age groups were
… Intra- and interobserver reproducibility of manual measurements of CTR was assessed in …

Cardiothoracic ratio measurement using artificial intelligence: observer and method validation studies

P Saiviroonporn, K Rodbangyang, T Tongdee… - BMC Medical …, 2021 - Springer
… Data were acquired from chest x-ray radiologist reports between 2010–2019 from patients
… ) in our radiology department. Normal chest x-rays, and chest x-rays with cardiomegaly with …

Fully automated calculation of cardiothoracic ratio in digital chest radiographs

L Cong, L Jiang, G Chen, Q Li - Medical Imaging 2017 …, 2017 - spiedigitallibrary.org
… of Cardiothoracic Ratio (CTR) in digital chest radiographs would be useful for cardiac
scheme for calculation of CTR in digital chest radiographs. Our automated method consisted of …

Cardiothoracic ratio calculation and cardiomegaly detection based on object detection

ZC Taçyildiz, E Kiliç, A Budak… - 2021 29th Signal …, 2021 - ieeexplore.ieee.org
… Önerilen yöntem, postero-anterior (PA) çekimli CXR görüntülerinden, akciger ve kalp …
diseases and is detected on chest radiographs (CXR). The cardiothoracic ratio (CTR) is required to …

A clinical evaluation study of cardiothoracic ratio measurement using artificial intelligence

P Saiviroonporn, S Wonglaksanapimon… - BMC Medical …, 2022 - Springer
… Artificial intelligence, particularly the deep learning (DL) model, can provide reliable results
for automated cardiothoracic ratio (CTR) measurement on chest X-ray (CXR) images. In …

Automated cardiothoracic ratio calculation and cardiomegaly detection using deep learning approach

I Chamveha, T Promwiset, T Tongdee… - arXiv preprint arXiv …, 2020 - arxiv.org
… They performed the test on 5, 000 postero-anterior (PA) chest X-ray images from the Radiology
Imaging Center in their hospital and obtained 95.3% accuracy on cardiomegaly detection…