Idiopathic dendriform pulmonary ossification as the phenotype of interstitial lung abnormalities: CT–pathologic correlation and prevalence

Background and purpose Idiopathic dendriform pulmonary ossification (DPO) is mostly asymptomatic, and detected incidentally in lung CT. There have been no reports on the precise CT–pathologic correlation and the prevalence of idiopathic DPO. This study aimed to clarify the histological background an...

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Veröffentlicht in:Japanese journal of radiology 2024-09, Vol.42 (9), p.993-1002
Hauptverfasser: Ueno, Midori, Egashira, Ryoko, Hashisako, Mikiko, Fujimoto, Kiminori, Fukuda, Taiki, Hayashida, Yoshiko, Sumikawa, Hiromitsu, Tominaga, Junya, Tanaka, Tomonori, Terasaki, Yasuhiro, Fukuoka, Junya, Nishioka, Yasuhiko, Aoki, Takatoshi, Gabata, Toshifumi, Hatabu, Hiroto, Johkoh, Takeshi
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container_end_page 1002
container_issue 9
container_start_page 993
container_title Japanese journal of radiology
container_volume 42
creator Ueno, Midori
Egashira, Ryoko
Hashisako, Mikiko
Fujimoto, Kiminori
Fukuda, Taiki
Hayashida, Yoshiko
Sumikawa, Hiromitsu
Tominaga, Junya
Tanaka, Tomonori
Terasaki, Yasuhiro
Fukuoka, Junya
Nishioka, Yasuhiko
Aoki, Takatoshi
Gabata, Toshifumi
Hatabu, Hiroto
Johkoh, Takeshi
description Background and purpose Idiopathic dendriform pulmonary ossification (DPO) is mostly asymptomatic, and detected incidentally in lung CT. There have been no reports on the precise CT–pathologic correlation and the prevalence of idiopathic DPO. This study aimed to clarify the histological background and prevalence of idiopathic DPO. Materials and methods Sixteen patients with histologically confirmed idiopathic DPO (12 men and 4 women; mean age, 38.8 years; range 22–56 years) were identified in a nationwide epidemiological survey. Local HRCT findings of pre-biopsy examinations, such as branching, round, linear structures with or without high attenuation were compared side by side with histological findings. The attenuation of branching, round, and linear structures was classified into three-point levels on bone window images (width, 2500 HU; level, 500 HU). Furthermore, we collected continuous pulmonary CT images of 8111 cases for checking up metastasis from extrathoracic malignancy at a single institution, and evaluated the prevalence of interstitial lung abnormalities (ILAs) and DPO. Results In all 16 cases, branching ( n  = 15, 93%), round ( n  = 5, 31%), or linear ( n  = 5, 31%) structures were identified, histologically corresponding to dendriform ossification and cicatricial organizing pneumonia (OP)/fibrosis. Histologically, ossification was confirmed in all the 16 patients. However, in two cases, a highly attenuated structure could not be detected on the pre-biopsy CT of the same area. Regarding the prevalence of idiopathic DPO, 283 (3.5%) of 8111 patients had ILAs, of which a total of 26 (0.3% of all cases, 9.2% of ILAs cases) had DPO. Conclusion Idiopathic DPO showed linear or branching structures with or without high attenuation on CT, corresponded to ossification, cicatricial OP/fibrosis. DPO was seen in 9.2% of ILAs cases. Idiopathic DPO is one of pathologic phenotypes of ILAs.
doi_str_mv 10.1007/s11604-024-01590-8
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There have been no reports on the precise CT–pathologic correlation and the prevalence of idiopathic DPO. This study aimed to clarify the histological background and prevalence of idiopathic DPO. Materials and methods Sixteen patients with histologically confirmed idiopathic DPO (12 men and 4 women; mean age, 38.8 years; range 22–56 years) were identified in a nationwide epidemiological survey. Local HRCT findings of pre-biopsy examinations, such as branching, round, linear structures with or without high attenuation were compared side by side with histological findings. The attenuation of branching, round, and linear structures was classified into three-point levels on bone window images (width, 2500 HU; level, 500 HU). Furthermore, we collected continuous pulmonary CT images of 8111 cases for checking up metastasis from extrathoracic malignancy at a single institution, and evaluated the prevalence of interstitial lung abnormalities (ILAs) and DPO. Results In all 16 cases, branching ( n  = 15, 93%), round ( n  = 5, 31%), or linear ( n  = 5, 31%) structures were identified, histologically corresponding to dendriform ossification and cicatricial organizing pneumonia (OP)/fibrosis. Histologically, ossification was confirmed in all the 16 patients. However, in two cases, a highly attenuated structure could not be detected on the pre-biopsy CT of the same area. Regarding the prevalence of idiopathic DPO, 283 (3.5%) of 8111 patients had ILAs, of which a total of 26 (0.3% of all cases, 9.2% of ILAs cases) had DPO. Conclusion Idiopathic DPO showed linear or branching structures with or without high attenuation on CT, corresponded to ossification, cicatricial OP/fibrosis. DPO was seen in 9.2% of ILAs cases. Idiopathic DPO is one of pathologic phenotypes of ILAs.</description><identifier>ISSN: 1867-1071</identifier><identifier>ISSN: 1867-108X</identifier><identifier>EISSN: 1867-108X</identifier><identifier>DOI: 10.1007/s11604-024-01590-8</identifier><identifier>PMID: 38740642</identifier><language>eng</language><publisher>Singapore: Springer Nature Singapore</publisher><subject>Abnormalities ; Adult ; Attenuation ; Biopsy ; Computed tomography ; Epidemiology ; Female ; Fibrosis ; Humans ; Imaging ; Lung - diagnostic imaging ; Lung - pathology ; Lung Diseases, Interstitial - diagnostic imaging ; Lung Diseases, Interstitial - pathology ; Lungs ; Male ; Malignancy ; Medical imaging ; Medicine ; Medicine &amp; Public Health ; Metastases ; Middle Aged ; Nuclear Medicine ; Original ; Original Article ; Ossification ; Ossification, Heterotopic - diagnostic imaging ; Ossification, Heterotopic - pathology ; Phenotype ; Phenotypes ; Prevalence ; Radiology ; Radiotherapy ; Tomography, X-Ray Computed - methods ; Young Adult</subject><ispartof>Japanese journal of radiology, 2024-09, Vol.42 (9), p.993-1002</ispartof><rights>The Author(s) 2024</rights><rights>2024. The Author(s).</rights><rights>The Author(s) 2024. This work is published under http://creativecommons.org/licenses/by/4.0/ (the “License”). Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License.</rights><rights>The Author(s) 2024 2024</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><cites>FETCH-LOGICAL-c492t-e8431771d26e46d5cf1880e87ee469a1cc04e4e3b4013a03104b0d9298849c2c3</cites><orcidid>0009-0000-1506-1306</orcidid></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://link.springer.com/content/pdf/10.1007/s11604-024-01590-8$$EPDF$$P50$$Gspringer$$Hfree_for_read</linktopdf><linktohtml>$$Uhttps://link.springer.com/10.1007/s11604-024-01590-8$$EHTML$$P50$$Gspringer$$Hfree_for_read</linktohtml><link.rule.ids>230,315,781,785,886,27926,27927,41490,42559,51321</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/38740642$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Ueno, Midori</creatorcontrib><creatorcontrib>Egashira, Ryoko</creatorcontrib><creatorcontrib>Hashisako, Mikiko</creatorcontrib><creatorcontrib>Fujimoto, Kiminori</creatorcontrib><creatorcontrib>Fukuda, Taiki</creatorcontrib><creatorcontrib>Hayashida, Yoshiko</creatorcontrib><creatorcontrib>Sumikawa, Hiromitsu</creatorcontrib><creatorcontrib>Tominaga, Junya</creatorcontrib><creatorcontrib>Tanaka, Tomonori</creatorcontrib><creatorcontrib>Terasaki, Yasuhiro</creatorcontrib><creatorcontrib>Fukuoka, Junya</creatorcontrib><creatorcontrib>Nishioka, Yasuhiko</creatorcontrib><creatorcontrib>Aoki, Takatoshi</creatorcontrib><creatorcontrib>Gabata, Toshifumi</creatorcontrib><creatorcontrib>Hatabu, Hiroto</creatorcontrib><creatorcontrib>Johkoh, Takeshi</creatorcontrib><title>Idiopathic dendriform pulmonary ossification as the phenotype of interstitial lung abnormalities: CT–pathologic correlation and prevalence</title><title>Japanese journal of radiology</title><addtitle>Jpn J Radiol</addtitle><addtitle>Jpn J Radiol</addtitle><description>Background and purpose Idiopathic dendriform pulmonary ossification (DPO) is mostly asymptomatic, and detected incidentally in lung CT. There have been no reports on the precise CT–pathologic correlation and the prevalence of idiopathic DPO. This study aimed to clarify the histological background and prevalence of idiopathic DPO. Materials and methods Sixteen patients with histologically confirmed idiopathic DPO (12 men and 4 women; mean age, 38.8 years; range 22–56 years) were identified in a nationwide epidemiological survey. Local HRCT findings of pre-biopsy examinations, such as branching, round, linear structures with or without high attenuation were compared side by side with histological findings. The attenuation of branching, round, and linear structures was classified into three-point levels on bone window images (width, 2500 HU; level, 500 HU). Furthermore, we collected continuous pulmonary CT images of 8111 cases for checking up metastasis from extrathoracic malignancy at a single institution, and evaluated the prevalence of interstitial lung abnormalities (ILAs) and DPO. Results In all 16 cases, branching ( n  = 15, 93%), round ( n  = 5, 31%), or linear ( n  = 5, 31%) structures were identified, histologically corresponding to dendriform ossification and cicatricial organizing pneumonia (OP)/fibrosis. Histologically, ossification was confirmed in all the 16 patients. However, in two cases, a highly attenuated structure could not be detected on the pre-biopsy CT of the same area. Regarding the prevalence of idiopathic DPO, 283 (3.5%) of 8111 patients had ILAs, of which a total of 26 (0.3% of all cases, 9.2% of ILAs cases) had DPO. Conclusion Idiopathic DPO showed linear or branching structures with or without high attenuation on CT, corresponded to ossification, cicatricial OP/fibrosis. DPO was seen in 9.2% of ILAs cases. 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Egashira, Ryoko ; Hashisako, Mikiko ; Fujimoto, Kiminori ; Fukuda, Taiki ; Hayashida, Yoshiko ; Sumikawa, Hiromitsu ; Tominaga, Junya ; Tanaka, Tomonori ; Terasaki, Yasuhiro ; Fukuoka, Junya ; Nishioka, Yasuhiko ; Aoki, Takatoshi ; Gabata, Toshifumi ; Hatabu, Hiroto ; Johkoh, Takeshi</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c492t-e8431771d26e46d5cf1880e87ee469a1cc04e4e3b4013a03104b0d9298849c2c3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2024</creationdate><topic>Abnormalities</topic><topic>Adult</topic><topic>Attenuation</topic><topic>Biopsy</topic><topic>Computed tomography</topic><topic>Epidemiology</topic><topic>Female</topic><topic>Fibrosis</topic><topic>Humans</topic><topic>Imaging</topic><topic>Lung - diagnostic imaging</topic><topic>Lung - pathology</topic><topic>Lung Diseases, Interstitial - diagnostic imaging</topic><topic>Lung Diseases, Interstitial - pathology</topic><topic>Lungs</topic><topic>Male</topic><topic>Malignancy</topic><topic>Medical imaging</topic><topic>Medicine</topic><topic>Medicine &amp; 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Medical Complete (Alumni)</collection><collection>Nursing &amp; Allied Health Premium</collection><collection>Biotechnology and BioEngineering Abstracts</collection><collection>MEDLINE - Academic</collection><collection>PubMed Central (Full Participant titles)</collection><jtitle>Japanese journal of radiology</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Ueno, Midori</au><au>Egashira, Ryoko</au><au>Hashisako, Mikiko</au><au>Fujimoto, Kiminori</au><au>Fukuda, Taiki</au><au>Hayashida, Yoshiko</au><au>Sumikawa, Hiromitsu</au><au>Tominaga, Junya</au><au>Tanaka, Tomonori</au><au>Terasaki, Yasuhiro</au><au>Fukuoka, Junya</au><au>Nishioka, Yasuhiko</au><au>Aoki, Takatoshi</au><au>Gabata, Toshifumi</au><au>Hatabu, Hiroto</au><au>Johkoh, Takeshi</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Idiopathic dendriform pulmonary ossification as the phenotype of interstitial lung abnormalities: CT–pathologic correlation and prevalence</atitle><jtitle>Japanese journal of radiology</jtitle><stitle>Jpn J Radiol</stitle><addtitle>Jpn J Radiol</addtitle><date>2024-09-01</date><risdate>2024</risdate><volume>42</volume><issue>9</issue><spage>993</spage><epage>1002</epage><pages>993-1002</pages><issn>1867-1071</issn><issn>1867-108X</issn><eissn>1867-108X</eissn><abstract>Background and purpose Idiopathic dendriform pulmonary ossification (DPO) is mostly asymptomatic, and detected incidentally in lung CT. There have been no reports on the precise CT–pathologic correlation and the prevalence of idiopathic DPO. This study aimed to clarify the histological background and prevalence of idiopathic DPO. Materials and methods Sixteen patients with histologically confirmed idiopathic DPO (12 men and 4 women; mean age, 38.8 years; range 22–56 years) were identified in a nationwide epidemiological survey. Local HRCT findings of pre-biopsy examinations, such as branching, round, linear structures with or without high attenuation were compared side by side with histological findings. The attenuation of branching, round, and linear structures was classified into three-point levels on bone window images (width, 2500 HU; level, 500 HU). Furthermore, we collected continuous pulmonary CT images of 8111 cases for checking up metastasis from extrathoracic malignancy at a single institution, and evaluated the prevalence of interstitial lung abnormalities (ILAs) and DPO. Results In all 16 cases, branching ( n  = 15, 93%), round ( n  = 5, 31%), or linear ( n  = 5, 31%) structures were identified, histologically corresponding to dendriform ossification and cicatricial organizing pneumonia (OP)/fibrosis. Histologically, ossification was confirmed in all the 16 patients. However, in two cases, a highly attenuated structure could not be detected on the pre-biopsy CT of the same area. Regarding the prevalence of idiopathic DPO, 283 (3.5%) of 8111 patients had ILAs, of which a total of 26 (0.3% of all cases, 9.2% of ILAs cases) had DPO. Conclusion Idiopathic DPO showed linear or branching structures with or without high attenuation on CT, corresponded to ossification, cicatricial OP/fibrosis. DPO was seen in 9.2% of ILAs cases. Idiopathic DPO is one of pathologic phenotypes of ILAs.</abstract><cop>Singapore</cop><pub>Springer Nature Singapore</pub><pmid>38740642</pmid><doi>10.1007/s11604-024-01590-8</doi><tpages>10</tpages><orcidid>https://orcid.org/0009-0000-1506-1306</orcidid><oa>free_for_read</oa></addata></record>
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subjects Abnormalities
Adult
Attenuation
Biopsy
Computed tomography
Epidemiology
Female
Fibrosis
Humans
Imaging
Lung - diagnostic imaging
Lung - pathology
Lung Diseases, Interstitial - diagnostic imaging
Lung Diseases, Interstitial - pathology
Lungs
Male
Malignancy
Medical imaging
Medicine
Medicine & Public Health
Metastases
Middle Aged
Nuclear Medicine
Original
Original Article
Ossification
Ossification, Heterotopic - diagnostic imaging
Ossification, Heterotopic - pathology
Phenotype
Phenotypes
Prevalence
Radiology
Radiotherapy
Tomography, X-Ray Computed - methods
Young Adult
title Idiopathic dendriform pulmonary ossification as the phenotype of interstitial lung abnormalities: CT–pathologic correlation and prevalence
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