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. 2023 Mar 16;23:87. doi: 10.1186/s12890-023-02371-1

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© The Author(s) 2023

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated in a credit line to the data.

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Fig. 2 — High resolution chest CT (HRCT) and digital subtraction angiogram before and after the BAE in case #2. A 33-year-old male patient with 10 years of smoking history had cryptogenic hemoptysis for one week with approximately 100 mL of blood each time. A and B: High resolution chest CT showed patchy and ground glass image in the right lung, indicating accumulation of blood in the alveoli. C and D: Digital subtraction angiograms from a selectively catheterized right bronchial artery, showing hypertrophied right bronchial artery and branches as well as hyper-vascular lesions. E: Digital subtraction angiogram after embolization, showing no residual flow to the lesion area