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Gozzi L, Cozzi D, Zantonelli G, Giannessi C, Giovannelli S, Smorchkova O, Grazzini G, Bertelli E, Bindi A, Moroni C, Cavigli E, Miele V. Lung Involvement in Pulmonary Vasculitis: A Radiological Review. Diagnostics (Basel) 2024; 14:1416. [PMID: 39001306 PMCID: PMC11240918 DOI: 10.3390/diagnostics14131416] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2024] [Revised: 06/28/2024] [Accepted: 06/29/2024] [Indexed: 07/16/2024] Open
Abstract
Pulmonary vasculitis identifies a heterogeneous group of diseases characterized by inflammation, damage and necrosis of the wall of pulmonary vessels. The most common approach to classify vasculitis is according to etiology, therefore dividing them into primary and secondary, with a further sub-classification of primary vasculitis based on the size of the affected vessels (large, medium, and small). Pulmonary involvement is frequently observed in patients with systemic vasculitis and radiological presentation is not pathognomonic, but may vary between diseases. The main findings using high-resolution computed tomography (HRCT) include small vessel wall thickening, nodular lesions, cavitary lesions, reticular opacities, ground-glass opacities (GGO), consolidations, interlobular septal thickening, tracheobronchial stenosis, and aneurysmal dilatation of pulmonary arteries, with or without pleural effusion. Radiological diagnosis alone is difficult since signs and symptoms of lung vessel involvement are often non-specific and might overlap with other conditions such as infections, connective tissue diseases and neoplasms. Therefore, the aim of this review is to describe the most common radiological features of lung involvement in pulmonary vasculitis so that, alongside detailed clinical history and laboratory tests, a prompt diagnosis can be performed.
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Affiliation(s)
- Luca Gozzi
- Department of Experimental and Clinical Biomedical Sciences, Careggi University Hospital, University of Florence, 50135 Florence, Italy
| | - Diletta Cozzi
- Department of Emergency Radiology, Careggi University Hospital, 50134 Florence, Italy
| | - Giulia Zantonelli
- Department of Biomedical Sciences for Health, University of Milan, 20133 Milan, Italy
| | - Caterina Giannessi
- Department of Experimental and Clinical Biomedical Sciences, Careggi University Hospital, University of Florence, 50135 Florence, Italy
| | - Simona Giovannelli
- Department of Experimental and Clinical Biomedical Sciences, Careggi University Hospital, University of Florence, 50135 Florence, Italy
| | - Olga Smorchkova
- Department of Experimental and Clinical Biomedical Sciences, Careggi University Hospital, University of Florence, 50135 Florence, Italy
| | - Giulia Grazzini
- Department of Emergency Radiology, Careggi University Hospital, 50134 Florence, Italy
| | - Elena Bertelli
- Department of Emergency Radiology, Careggi University Hospital, 50134 Florence, Italy
| | - Alessandra Bindi
- Department of Emergency Radiology, Careggi University Hospital, 50134 Florence, Italy
| | - Chiara Moroni
- Department of Emergency Radiology, Careggi University Hospital, 50134 Florence, Italy
| | - Edoardo Cavigli
- Department of Emergency Radiology, Careggi University Hospital, 50134 Florence, Italy
| | - Vittorio Miele
- Department of Emergency Radiology, Careggi University Hospital, 50134 Florence, Italy
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Cottin V. Eosinophilic Lung Diseases. Immunol Allergy Clin North Am 2023; 43:289-322. [PMID: 37055090 DOI: 10.1016/j.iac.2023.01.002] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/15/2023]
Abstract
The eosinophilic lung diseases may manifest as chronic eosinophilic pneumonia, acute eosinophilic pneumonia, or as the Löffler syndrome (generally of parasitic etiology). The diagnosis of eosinophilic pneumonia is made when both characteristic clinical-imaging features and alveolar eosinophilia are present. Peripheral blood eosinophils are generally markedly elevated; however, eosinophilia may be absent at presentation. Lung biopsy is not indicated except in atypical cases after multidisciplinary discussion. The inquiry to possible causes (medications, toxic drugs, exposures, and infections especially parasitic) must be meticulous. Idiopathic acute eosinophilic pneumonia may be misdiagnosed as infectious pneumonia. Extrathoracic manifestations raise the suspicion of a systemic disease especially eosinophilic granulomatosis with polyangiitis. Airflow obstruction is frequent in allergic bronchopulmonary aspergillosis, idiopathic chronic eosinophilic pneumonia, eosinophilic granulomatosis with polyangiitis, and hypereosinophilic obliterative bronchiolitis. Corticosteroids are the cornerstone of therapy, but relapses are common. Therapies targeting interleukin 5/interleukin-5 are increasingly used in eosinophilic lung diseases.
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Affiliation(s)
- Vincent Cottin
- Service de pneumologie, Hospices Civils de Lyon, Hôpital Louis Pradel, Centre de référence coordonnateur des maladies pulmonaires rares (OrphaLung), 28 Avenue Doyen Lepine, Lyon Cedex 69677, France; Université Lyon 1, INRAE, UMR754, Lyon, France.
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Naeem M, Ballard DH, Jawad H, Raptis C, Bhalla S. Noninfectious Granulomatous Diseases of the Chest. Radiographics 2020; 40:1003-1019. [PMID: 32501738 PMCID: PMC7337224 DOI: 10.1148/rg.2020190180] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/09/2019] [Revised: 11/21/2019] [Accepted: 11/22/2019] [Indexed: 12/26/2022]
Abstract
Granulomas are pathologically defined as focal aggregations of activated macrophages, Langerhans cells, and lymphocytes. Granulomas form in the lungs when the immune system barricades the substances it perceives as foreign but is unable to remove. Granulomas manifest with numerous imaging appearances in thoracic radiology, and their presence is a nonspecific finding. Granulomatous lung diseases comprise multiple entities with variable clinical manifestations and outcomes. Their imaging findings are rarely specific and can mimic malignancies, often triggering an extensive diagnostic workup. Radiologists must be familiar with the clinical manifestations and imaging findings of these entities to generate appropriate differential diagnoses. This review describes the imaging manifestations of various noninfectious, necrotizing, and nonnecrotizing granulomatous diseases that primarily affect the thorax. ©RSNA, 2020.
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Affiliation(s)
- Muhammad Naeem
- From the Mallinckrodt Institute of Radiology, Washington University School of Medicine, 510 S Kingshighway Blvd, Campus Box 8131, St. Louis, MO 63110
| | - David H. Ballard
- From the Mallinckrodt Institute of Radiology, Washington University School of Medicine, 510 S Kingshighway Blvd, Campus Box 8131, St. Louis, MO 63110
| | - Hamza Jawad
- From the Mallinckrodt Institute of Radiology, Washington University School of Medicine, 510 S Kingshighway Blvd, Campus Box 8131, St. Louis, MO 63110
| | - Constantine Raptis
- From the Mallinckrodt Institute of Radiology, Washington University School of Medicine, 510 S Kingshighway Blvd, Campus Box 8131, St. Louis, MO 63110
| | - Sanjeev Bhalla
- From the Mallinckrodt Institute of Radiology, Washington University School of Medicine, 510 S Kingshighway Blvd, Campus Box 8131, St. Louis, MO 63110
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Ohshimo S, Guzman J, Costabel U, Bonella F. Differential diagnosis of granulomatous lung disease: clues and pitfalls. Eur Respir Rev 2017; 26:26/145/170012. [PMID: 28794143 PMCID: PMC9488688 DOI: 10.1183/16000617.0012-2017] [Citation(s) in RCA: 69] [Impact Index Per Article: 9.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/26/2017] [Accepted: 05/25/2017] [Indexed: 01/11/2023] Open
Abstract
Granulomatous lung diseases are a heterogeneous group of disorders that have a wide spectrum of pathologies with variable clinical manifestations and outcomes. Precise clinical evaluation, laboratory testing, pulmonary function testing, radiological imaging including high-resolution computed tomography and often histopathological assessment contribute to make a confident diagnosis of granulomatous lung diseases. Differential diagnosis is challenging, and includes both infectious (mycobacteria and fungi) and noninfectious lung diseases (sarcoidosis, necrotising sarcoid granulomatosis, hypersensitivity pneumonitis, hot tub lung, berylliosis, granulomatosis with polyangiitis, eosinophilic granulomatosis with polyangiitis, rheumatoid nodules, talc granulomatosis, Langerhans cell histiocytosis and bronchocentric granulomatosis). Bronchoalveolar lavage, endobronchial ultrasound-guided transbronchial needle aspiration, transbronchial cryobiopsy, positron emission tomography and genetic evaluation are potential candidates to improve the diagnostic accuracy for granulomatous lung diseases. As granuloma alone is a nonspecific histopathological finding, the multidisciplinary approach is important for a confident diagnosis. A multidisciplinary approach is crucial for the accurate differential diagnosis of granulomatous lung diseaseshttp://ow.ly/FxsP30cebtf
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Abstract
OBJECTIVE The purpose of this article is to review the clinical and imaging findings associated with eosinophilic lung diseases. CONCLUSION The spectrum of eosinophilic lung diseases comprises a diverse group of pulmonary disorders that have an association with tissue or peripheral eosinophilia. These diseases have varied clinical presentations and may be associated with several other abnormalities. Characteristic imaging findings are often detected with chest radiography, and CT best shows parenchymal abnormalities. The integration of clinical, radiologic, and pathologic findings facilitates diagnosis and directs appropriate treatment.
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Katre RS, Sunnapwar A, Restrepo CS, Katabathina VS, Mumbower A, Baxi A, Sonavane S. Cardiopulmonary and Gastrointestinal Manifestations of Eosinophil- associated Diseases and Idiopathic Hypereosinophilic Syndromes: Multimodality Imaging Approach. Radiographics 2017; 36:433-51. [PMID: 26963455 DOI: 10.1148/rg.2016150145] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Abstract
Eosinophil-associated diseases (EADs) are a diverse group of disorders characterized by an increase in circulating or tissue eosinophils. Cardiopulmonary and gastrointestinal system involvement can be due to primary EAD with no known cause or can be secondary to known systemic disease. The cardiopulmonary spectrum of EADs comprises simple pulmonary eosinophilia, acute eosinophilic pneumonia, chronic eosinophilic pneumonia, Churg-Strauss syndrome, allergic bronchopulmonary aspergillosis, bronchocentric granulomatosis, parasitic infections, and idiopathic hypereosinophilic syndrome. Eosinophilic gastrointestinal disorders include eosinophilic esophagitis, eosinophilic gastroenteritis, and eosinophilic colitis. Diagnosis is often challenging and requires a combination of clinical and imaging features along with laboratory findings. The absolute eosinophil count in peripheral blood and the percentage of eosinophils in bronchoalveolar lavage fluid are crucial in evaluation of various eosinophilic lung diseases. Although chest radiography is the initial imaging modality used in suspected cases of pulmonary EAD, multidetector computed tomography may demonstrate more characteristic pulmonary patterns, nodules, and subtle parenchymal abnormalities. Barium esophagography is used to assess mucosal abnormalities and the length and diameter of esophageal strictures. Magnetic resonance imaging is superior in providing valuable information in select patients, especially in evaluation of cardiac and gastrointestinal system involvement. Many patients require a multimodality imaging approach to enable diagnosis, guide treatment, and assess treatment response. Knowledge of the clinical features and imaging findings of the spectrum of EADs involving the lungs, heart, and gastrointestinal tract permits optimal patient care.
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Affiliation(s)
- Rashmi S Katre
- From the Department of Radiology, University of Texas Health Science Center at San Antonio, 7703 Floyd Curl Dr, San Antonio, TX 78229 (R.S.K., A.S., C.S.R., V.S.K., A.M., A.B.); and Department of Radiology, University of Alabama School of Medicine, Birmingham, Ala (S.S.)
| | - Abhijit Sunnapwar
- From the Department of Radiology, University of Texas Health Science Center at San Antonio, 7703 Floyd Curl Dr, San Antonio, TX 78229 (R.S.K., A.S., C.S.R., V.S.K., A.M., A.B.); and Department of Radiology, University of Alabama School of Medicine, Birmingham, Ala (S.S.)
| | - Carlos S Restrepo
- From the Department of Radiology, University of Texas Health Science Center at San Antonio, 7703 Floyd Curl Dr, San Antonio, TX 78229 (R.S.K., A.S., C.S.R., V.S.K., A.M., A.B.); and Department of Radiology, University of Alabama School of Medicine, Birmingham, Ala (S.S.)
| | - Venkata S Katabathina
- From the Department of Radiology, University of Texas Health Science Center at San Antonio, 7703 Floyd Curl Dr, San Antonio, TX 78229 (R.S.K., A.S., C.S.R., V.S.K., A.M., A.B.); and Department of Radiology, University of Alabama School of Medicine, Birmingham, Ala (S.S.)
| | - Amy Mumbower
- From the Department of Radiology, University of Texas Health Science Center at San Antonio, 7703 Floyd Curl Dr, San Antonio, TX 78229 (R.S.K., A.S., C.S.R., V.S.K., A.M., A.B.); and Department of Radiology, University of Alabama School of Medicine, Birmingham, Ala (S.S.)
| | - Ameya Baxi
- From the Department of Radiology, University of Texas Health Science Center at San Antonio, 7703 Floyd Curl Dr, San Antonio, TX 78229 (R.S.K., A.S., C.S.R., V.S.K., A.M., A.B.); and Department of Radiology, University of Alabama School of Medicine, Birmingham, Ala (S.S.)
| | - Sushilkumar Sonavane
- From the Department of Radiology, University of Texas Health Science Center at San Antonio, 7703 Floyd Curl Dr, San Antonio, TX 78229 (R.S.K., A.S., C.S.R., V.S.K., A.M., A.B.); and Department of Radiology, University of Alabama School of Medicine, Birmingham, Ala (S.S.)
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Periwal P, Khanna A, Gothi R, Talwar D. Bronchocentric granulomatosis with extensive cystic lung disease in tuberculosis: An unusual presentation. Lung India 2016; 33:320-2. [PMID: 27185999 PMCID: PMC4857571 DOI: 10.4103/0970-2113.180888] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
Abstract
Tuberculosis is known to cause both cystic lung disease and bronchocentric granulomatosis (BCG). However, both are rare manifestations of this common disease. We report a case of BCG with extensive cystic lung disease in a young female who presented with fever, weight loss, and recurrent pneumothoraces with respiratory failure. Early diagnosis and treatment are imperative, as appropriate therapy may be life-saving in such cases.
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Affiliation(s)
- Pallavi Periwal
- Metro Center for Respiratory Diseases, Metro Multispeciality Hospital, Noida, Uttar Pradesh, India
| | - Arjun Khanna
- Metro Center for Respiratory Diseases, Metro Multispeciality Hospital, Noida, Uttar Pradesh, India
| | - Rajesh Gothi
- Metro Center for Respiratory Diseases, Metro Multispeciality Hospital, Noida, Uttar Pradesh, India
| | - Deepak Talwar
- Metro Center for Respiratory Diseases, Metro Multispeciality Hospital, Noida, Uttar Pradesh, India
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Cottin V, Cordier JF. Eosinophilic Pneumonia. ORPHAN LUNG DISEASES 2015. [PMCID: PMC7121898 DOI: 10.1007/978-1-4471-2401-6_15] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
Eosinophilic pneumonia may manifest as chronic or transient infiltrates with mild symptoms, chronic idiopathic eosinophilic pneumonia, or the frequently severe acute eosinophilic pneumonia that may be secondary to a variety of causes (drug intake, new onset of tobacco smoking, infection) and that may necessitate mechanical ventilation. When present, blood eosinophilia greater than 1 × 109 eosinophils/L (and preferably greater than 1.5 × 109/L) is of considerable help for suggesting the diagnosis, however it may be absent, as in the early phase of idiopathic acute eosinophilic pneumonia or when patients are already taking corticosteroids. On bronchoalveolar lavage, high eosinophilia (>25 %, and preferably >40 % of differential cell count) is considered diagnostic of eosinophilic pneumonia in a compatible setting, obviating the need of video-assisted thoracic surgical lung biopsy, which is now performed only on very rare occasions with inconsistency between clinical, biological, and imaging features. Inquiry as to drug intake must be meticulous (www.pneumotox.com) and any suspected drug should be withdrawn. Laboratory investigations for parasitic causes must take into account the travel history or residence and the epidemiology of parasites. In patients with associated extrathoracic manifestations, the diagnosis of eosinophilic granulomatosis with polyangiitis or of the hypereosinophilic syndromes should be raised. Presence of airflow obstruction can be found in hypereosinophilic asthma, allergic bronchopulmonary aspergillosis, idiopathic chronic eosinophilic pneumonia, eosinophilic granulomatosis with polyangiitis, or in the recently identified syndrome of hyperosinophilic obliterative bronchiolitis. Corticosteroids remain the cornerstone of symptomatic treatment for eosinophilic pneumonias, with a generally dramatic response. Relapses are common when tapering the doses or after stopping treatment especially in idiopathic chronic eosinophilic pneumonia. Cyclophosphamide is necessary only in patients with eosinophilic granulomatosis with polyangiitis and poor-prognostic factors. Imatinib is very effective in the treatment of the myeloproliferative variant of hypereosinophilic syndromes. Anti-interleukin-5 monoclonal antibodies are promising in the spectrum of eosinophilic disorders.
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Abstract
OBJECTIVE The purpose of this article is to describe 3 patients each of whom developed a different form of tracheobronchial aspergillosis. METHODS We describe our clinical experience with 3 patients who developed significant respiratory symptoms secondary to Aspergillus infection. All patients were followed closely until there was resolution of pulmonary problems or they succumbed to respiratory insufficiency. RESULTS The first patient had asthma and her clinical and bronchoscopic findings were compatible with the diagnosis of mucoid impaction syndrome caused by Aspergillus. Response to therapy was excellent with complete recovery. The second and third patients had what we believe was tracheobronchial pseudomembranous aspergillosis. The precise reason for this complication in the second patient is unknown. The third patient was immunosuppressed and developed tracheobronchial aspergillosis. Despite aggressive therapy, both of these patients died. Diagnostic bronchoscopy was helpful in detecting the airway abnormalities and for obtaining respiratory specimens for culture. CONCLUSIONS These cases show the diverse tracheobronchial manifestations of Aspergillus species. Diagnostic bronchoscopy was helpful in the diagnosis of airway involvement by aspergillus.
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Kim NR, Han J. Pathologic review of cystic and cavitary lung diseases. KOREAN JOURNAL OF PATHOLOGY 2012; 46:407-14. [PMID: 23136566 PMCID: PMC3490124 DOI: 10.4132/koreanjpathol.2012.46.5.407] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 05/10/2012] [Revised: 06/04/2012] [Accepted: 06/08/2012] [Indexed: 12/19/2022]
Abstract
Pulmonary cystic and cavitary lesions caused by diverse etiologies are commonly encountered in chest imaging. The terms "cyst" and "cavity" are used to describe air-filled regions in the center of a nodule or consolidation of the lung. To date, only radiologic aspects of these lesions have been addressed. The morphologies of pulmonary cystic and cavitary lesions exhibit a broad spectrum, ranging from benign to malignant pulmonary diseases of acquired or congenital origin, including variable infectious diseases. In this review, we summarized the differential diagnosis of pathological entities to provide pathologists and radiologists with an overview of the diseases most commonly associated with pulmonary cystic and cavitary lesions in adults and children. The results showed slightly different patterns in the distribution of the diseases in the two groups. The most common causes of cavitary lesions include malignancy and infection in adults, and congenital malformation in children. Therefore, identification of pathologic entities correlating with the radiologic findings, clinical course, and location of the lesion is important in the evaluation of cystic and cavitary lung lesions in order to avoid unnecessary surgical procedures or delayed treatment.
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Affiliation(s)
- Na Rae Kim
- Department of Pathology, Gachon University Gil Medical Center, Incheon, Korea
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Bes C, Kılıçgün A, Talay F, Yılmaz F, Soy M. Bronchocentric granulomatosis in a patient with rheumatoid arthritis. Rheumatol Int 2010; 32:3261-3. [PMID: 20379817 DOI: 10.1007/s00296-010-1495-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/30/2010] [Accepted: 03/27/2010] [Indexed: 10/19/2022]
Abstract
Bronchocentric granulomatosis is an uncommon entity which has no specific clinical, radiological and immunological features. It is usually diagnosed at morphological examination of biopsy or resected lung material. Aetiology of bronchocentric granulomatosis is unclear. A 49-year-old female patient, who was followed up with diagnosis rheumatoid arthritis in our outpatient clinic, presented with right lobe nodular lesion in chest radiography. Right thoracotomy and wedge resection was performed. Pathological examination revealed bronchocentric granulomatosis. Bronchocentric granulomatosis has been rarely reported in rheumatoid arthritis. This case might be a proof that bronchocentric granulomatosis may be one of the respiratory manifestations of rheumatoid arthritis.
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Affiliation(s)
- Cemal Bes
- Department of Rheumatology, Abant Izzet Baysal University Medical School, Bolu, Turkey.
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Martinez S, Heyneman LE, McAdams HP, Rossi SE, Restrepo CS, Eraso A. Mucoid impactions: finger-in-glove sign and other CT and radiographic features. Radiographics 2008; 28:1369-82. [PMID: 18794313 DOI: 10.1148/rg.285075212] [Citation(s) in RCA: 59] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Abstract
Mucoid impaction is a relatively common finding at chest radiography and computed tomography (CT). Both congenital and acquired abnormalities may cause mucoid impaction of the large airways that often manifests as tubular opacities known as the finger-in-glove sign. The congenital conditions in which this sign most often appears are segmental bronchial atresia and cystic fibrosis. The sign also may be observed in many acquired conditions, include inflammatory and infectious diseases (allergic bronchopulmonary aspergillosis, broncholithiasis, and foreign body aspiration), benign neoplastic processes (bronchial hamartoma, lipoma, and papillomatosis), and malignancies (bronchogenic carcinoma, carcinoid tumor, and metastases). To point to the correct diagnosis, the radiologist must be familiar with the key radiographic and CT features that enable differentiation among the various likely causes. CT is more useful than chest radiography for differentiating between mucoid impaction and other disease processes, such as arteriovenous malformation, and for directing further diagnostic evaluation. In addition, knowledge of the patient's medical history, clinical symptoms and signs, and predisposing factors is important.
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Affiliation(s)
- Santiago Martinez
- Department of Radiology, Duke University Medical Center, Erwin Rd, Durham NC 27710, USA.
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Jeong YJ, Kim KI, Seo IJ, Lee CH, Lee KN, Kim KN, Kim JS, Kwon WJ. Eosinophilic lung diseases: a clinical, radiologic, and pathologic overview. Radiographics 2007; 27:617-37; discussion 637-9. [PMID: 17495282 DOI: 10.1148/rg.273065051] [Citation(s) in RCA: 155] [Impact Index Per Article: 9.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
Eosinophilic lung diseases are a diverse group of pulmonary disorders associated with peripheral or tissue eosinophilia. They are classified as eosinophilic lung diseases of unknown cause (simple pulmonary eosinophilia [SPE], acute eosinophilic pneumonia [AEP], chronic eosinophilic pneumonia [CEP], idiopathic hypereosinophilic syndrome [IHS]), eosinophilic lung diseases of known cause (allergic bronchopulmonary aspergillosis [ABPA], bronchocentric granulomatosis [BG], parasitic infections, drug reactions), and eosinophilic vasculitis (allergic angiitis, granulomatosis [Churg-Strauss syndrome]). The percentages of eosinophils in peripheral blood and bronchoalveolar lavage fluid are essential parts of the evaluation. Chest computed tomography (CT) demonstrates a more characteristic pattern and distribution of parenchymal opacities than does conventional chest radiography. At CT, SPE and IHS are characterized by single or multiple nodules with a surrounding ground-glass-opacity halo, AEP mimics radiologically hydrostatic pulmonary edema, and CEP is characterized by nonsegmental airspace consolidations with peripheral predominance. ABPA manifests with bilateral central bronchiectasis with or without mucoid impaction. The CT manifestations of BG are nonspecific and consist of a focal mass or lobar consolidation with atelectasis. The most common CT findings in Churg-Strauss syndrome include sub-pleural consolidation with lobular distribution, centrilobular nodules, bronchial wall thickening, and interlobular septal thickening. The integration of clinical, radiologic, and pathologic findings facilitates the initial and differential diagnoses of various eosinophilic lung diseases.
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Affiliation(s)
- Yeon Joo Jeong
- Department of Diagnostic Radiology, Pusan National University Hospital, Pusan National University School of Medicine and Medical Research Institute, 1-10, Ami-Dong, Seo-gu, Pusan 602-739, Korea.
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Abstract
Granulomas in the lung are common diagnostic problems encountered by pathologists. They occur in a wide range of pulmonary conditions, ranging from common entities to uncommon ones and including both infections and non-infectious diseases. This review summarizes the main histological features that help distinguish various granulomatous lung diseases. It concentrates on the most important and common entities that may be encountered and emphasizes helpful features in the differential diagnosis.
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Affiliation(s)
- O A El-Zammar
- Department of Pathology, SUNY Upstate Medical University, Syracuse, NY 13210, USA
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Hernández-Pérez JM, Pérez-Negrín L. [Idiopathic bronchocentric granulomatosis]. Arch Bronconeumol 2006; 42:45. [PMID: 16426525 DOI: 10.1016/s1579-2129(06)60114-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/06/2023]
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Affiliation(s)
- Lynne M Hurwitz
- Department of Radiology, Duke University Medical Center, Box 3808, Durham, NC 27710, USA
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Abstract
Eosinophilic pneumonias (EP) encompass a wide spectrum of lung diseases characterized by peripheral blood eosinophilia (>1 x 10(9) eosinophils/l) and/or alveolar eosinophilia (>25%). Blood eosinophilia may be lacking, as in the early phase of idiopathic acute EP, or in patients already taking oral corticosteroids. EP may present with varying severity, ranging from almost asymptomatic infiltrates to the acute respiratory distress syndrome necessitating mechanical ventilation. Possible causes of EP must be thoroughly investigated, especially drugs and the variety of parasitic infections (considering history of travel or residence in areas of endemic parasitic infection). However, chronic EP remains idiopathic in many cases. When present, extrathoracic manifestations lead to suspect Churg-Strauss syndrome (CSS) or the hypereosinophilic syndrome (HES), the prognosis of which is dominated by cardiac involvement. Apart from the treatment of specific causes when possible, corticosteroids remain the cornerstone of symptomatic treatment for eosinophilic disorders, usually with a dramatic response, but frequent relapses when tapering or after stopping the treatment. The adjunction of immunosuppressants to corticosteroids is necessary in patients with CSS and poor prognosis factors. Imatinib has recently proven effective in the treatment of the myeloproliferative variant of the HES.
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Affiliation(s)
- V Cottin
- Department of Pulmonary Medicine, and Center for Orphan Lung Diseases, Louis Pradel University Hospital, Claude Bernard University, UMR 754 INRA-ENVL-UCBL and IFR128 Biosciences, Lyon, France
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Bondue B, Remmelink M, Gevenois PA, Yernault JC, De Vuyst P. A pulmonary cavitated mass complicating long-standing allergic bronchopulmonary aspergillosis. ACTA ACUST UNITED AC 2005. [DOI: 10.1016/j.rmedx.2005.04.002] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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Paterson DL. New clinical presentations of invasive aspergillosis in non-conventional hosts. Clin Microbiol Infect 2004; 10 Suppl 1:24-30. [PMID: 14748800 DOI: 10.1111/j.1470-9465.2004.00840.x] [Citation(s) in RCA: 35] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Infections by Aspergillus spp. are most typically associated with invasive pulmonary aspergillosis. However, an increasing number of reports deal with unusual manifestations of invasive aspergillosis. In the lung this may take the form of chronic invasive pulmonary aspergillosis, bronchocentric granulomatosis or tracehobronchitis. A number of extrapulmonary infections have been noted, sometimes in immunocompetent individuals. Examples include vertebral osteomyelitis, primary cutaneous aspergillosis (such as in premature neonates), prosthetic vascular graft infection and infective endocarditis. Early recognition of these entities, prompt initiation of new, highly active antifungal therapies and adjunctive surgical management may improve the prognosis of these conditions.
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Affiliation(s)
- D L Paterson
- Division of Infectious Diseases, University of Pittsburgh Medical Center, Suite 3A, Falk Medical Building, Pittsburgh, PA 15213, USA.
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Buckingham SJ, Hansell DM. Aspergillus in the lung: diverse and coincident forms. Eur Radiol 2003; 13:1786-800. [PMID: 12783174 DOI: 10.1007/s00330-002-1813-4] [Citation(s) in RCA: 60] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/15/2002] [Revised: 11/29/2002] [Accepted: 12/16/2002] [Indexed: 01/15/2023]
Abstract
Pulmonary disease caused by the fungus Aspergillus has traditionally been regarded as belonging to one of the following, apparently distinct, entities: saprophytic aspergilloma; allergic bronchopulmonary aspergillosis (ABPA); and invasive aspergillosis (IPA); which may be further categorised as angioinvasive, acute or chronic airway invasive) [1]. It is not always obvious that there is overlap between these entities, and that in any given patient more than one Aspergillus-related pathological process can co-exist [2]. The aim of this article is to review the clinical and imaging features of the main categories of Aspergillus-related pulmonary disease and, in particular, to highlight the overlap between them.
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Affiliation(s)
- Susan J Buckingham
- Department of Radiology, Royal Brompton Hospital, Sydney Street, London SW3 6NP, UK
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Zinck SE, Schwartz E, Berry GJ, Leung AN. CT of noninfectious granulomatous lung disease. Radiol Clin North Am 2001; 39:1189-209, vi. [PMID: 11699668 DOI: 10.1016/s0033-8389(05)70338-9] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Abstract
Noninfectious granulomatous diseases of the lung consist of a diverse group of disorders that logically can be subdivided into those with and without associated vasculitis. This article reviews the epidemiologic, clinical, pathologic, and radiologic features of sarcoidosis, hypersensitivity pneumonitis, berylliosis, and the five entities traditionally classified as pulmonary angiitis and granulomatosis.
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Affiliation(s)
- S E Zinck
- Department of Radiology, Stanford University Medical Center, California 94305-5105, USA.
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