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Atzeni F, Alciati A, Gozza F, Masala IF, Siragusano C, Pipitone N. Interstitial lung disease in rheumatic diseases: an update of the 2018 review. Expert Rev Clin Immunol 2024:1-18. [PMID: 39302018 DOI: 10.1080/1744666x.2024.2407536] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/20/2023] [Revised: 07/25/2024] [Accepted: 09/18/2024] [Indexed: 09/22/2024]
Abstract
INTRODUCTION Interstitial lung disease (ILD) is a potential severe complication of various rheumatic diseases, typically connective tissue diseases (CTD), associated with significant morbidity and mortality. ILD may occur during the course of the disease but may also be its first manifestation. Several cell types are involved in ILD's pathogenesis, and if not controlled, pulmonary inflammation may lead to pulmonary fibrosis. AREAS COVERED We searched PubMed, Medline, and the Cochrane Library for papers published between 1995 and February 2017 in the first version, and between 2017 and April 2023 using combinations of words. The most frequent systemic rheumatic diseases associated with ILD are systemic sclerosis (SSc), rheumatoid arthritis (RA), and idiopathic inflammatory myositis. Treatment and monitoring guidelines are still lacking, and current treatment strategies have been extrapolated from the literature on SSc and established treatments for non-pulmonary systemic rheumatic manifestations. EXPERT OPINION Given the complexity of diagnosis and the paucity of treatment trials, managing CTD patients with ILD is challenging. It requires the skills of multidisciplinary CTD-ILD clinics including at least rheumatologists and lung specialists.
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Affiliation(s)
- Fabiola Atzeni
- Rheumatology Unit, Department of Experimental and Internal Medicine, University of Messina, Messina, Italy
| | - Alessandra Alciati
- Department of Clinical Neurosciences, Villa S. Benedetto Menni, Albese, Como, Italy
- Humanitas Clinical and Research Center, Rozzano, Italy
| | - Francesco Gozza
- Rheumatology Unit, Department of Experimental and Internal Medicine, University of Messina, Messina, Italy
| | | | - Cesare Siragusano
- Rheumatology Unit, Department of Experimental and Internal Medicine, University of Messina, Messina, Italy
| | - Nicolò Pipitone
- Rheumatology Unit, Azienda Unità Sanitaria Locale-IRCCS di Reggio Emilia, Reggio Emilia, Italy
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Dans Vilán L, Ríos Fernández R, Fernández Ontiveros S, Suárez Robles M, Caba Molina M, García Morales M, De la Hera FJ, Ortego Centeno N, Callejas Rubio JL. Lymphoid interstitial pneumonia in a patient with systemic lupus erythematosus: Case report and literature review. Lupus 2024; 33:83-87. [PMID: 38018810 DOI: 10.1177/09612033231218957] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2023]
Abstract
Lymphoid interstitial pneumonia (LIP) is a rare form of interstitial pulmonary disease, which has been described in association with a wide range of autoimmune disorders. Although the association of this entity with Sjogren's syndrome is well known, only a few cases are reported in relation to systemic lupus erythematosus (SLE). The aim of this paper is to review the cases reported in literature to date, as well as to describe the characteristics of these patients including the new case presented herein. We will be focusing on the case of a 36-year-old female patient diagnosed with SLE on hydroxychloroquine treatment who develops pleuritic chest pain and progressive dyspnea after 3 years of follow-up. The chest CT scan showed pleural thickening and both multiple and bilateral micronodules. A lung biopsy was also performed, revealing an infiltration of lymphocytes, plasma cells, and histiocytes in the alveolar septa suggestive of LIP. After conducting a review of the literature, we identified seven other cases describing SLE in association with LIP. The majority of them were young women, and LIP tends to appear early in the course of the disease, even as a form of initial presentation in some cases. Symptoms included cough, dyspnea, and pleuritic pain, with the exception of one case which was asymptomatic. It is noteworthy that half of the patients were positive for anti-SSA/anti-SSB autoantibodies, and some of them also met criteria for Sjogren's syndrome. Treatment with steroids and other immunosuppressive agents improved symptoms in all of them.
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Affiliation(s)
- Laura Dans Vilán
- Department of Internal Medicine, Hospital Clínico San Carlos, Madrid, Spain
| | | | | | | | - Mercedes Caba Molina
- Department of Pathological Anatomy, Hospital Clínico San Cecilio, Granada, Spain
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Richter P, Cardoneanu A, Dima N, Bratoiu I, Rezus C, Burlui AM, Costin D, Macovei LA, Rezus E. Interstitial Lung Disease in Systemic Lupus Erythematosus and Systemic Sclerosis: How Can We Manage the Challenge? Int J Mol Sci 2023; 24:9388. [PMID: 37298342 PMCID: PMC10253395 DOI: 10.3390/ijms24119388] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/03/2023] [Revised: 05/24/2023] [Accepted: 05/26/2023] [Indexed: 06/12/2023] Open
Abstract
Interstitial lung disease (ILD) is a severe and frequent manifestation of connective tissue diseases (CTD). Due to its debilitating potential, it requires serious evaluation and treatment. The prevalence of ILD in systemic lupus erythematosus (SLE) is still controversial. Therefore, in order to establish the diagnosis of ILD, an overlap syndrome must be excluded. Increasing the identification of SLE-associated ILD cases should become a target. To treat this complication, various therapies are now being proposed. To date, no placebo-controlled studies were conducted. Regarding another CTD, systemic sclerosis (SSc), SSc-associated ILD is considered one of the leading causes of mortality. The incidence of ILD varies among disease subtypes, being influenced by diagnostic method, but also by disease duration. Due to the high prevalence of this complication, all SSc patients should be investigated for ILD at the time of SSc diagnosis and during the course of the disease. Fortunately, progress was made in terms of treatment. Nintedanib, a tyrosine kinases inhibitor, showed promising results. It appeared to decrease the rate of progression of ILD compared to placebo. This review aimed to provide up-to-date findings related to SLE-associated ILD and SSc-associated ILD, in order to raise awareness of their diagnosis and management.
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Affiliation(s)
- Patricia Richter
- Department of Rheumatology, “Grigore T Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
- Clinical Rehabilitation Hospital, 700661 Iasi, Romania
| | - Anca Cardoneanu
- Department of Rheumatology, “Grigore T Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
- Clinical Rehabilitation Hospital, 700661 Iasi, Romania
| | - Nicoleta Dima
- Department of Internal Medicine, “Grigore T Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
- “Sf. Spiridon” Clinical Emergency Hospital, 700111 Iasi, Romania
| | - Ioana Bratoiu
- Department of Rheumatology, “Grigore T Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
- Clinical Rehabilitation Hospital, 700661 Iasi, Romania
| | - Ciprian Rezus
- Department of Internal Medicine, “Grigore T Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
- “Sf. Spiridon” Clinical Emergency Hospital, 700111 Iasi, Romania
| | - Alexandra Maria Burlui
- Department of Rheumatology, “Grigore T Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
- Clinical Rehabilitation Hospital, 700661 Iasi, Romania
| | - Damiana Costin
- Department of Rheumatology, “Grigore T Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
- Clinical Rehabilitation Hospital, 700661 Iasi, Romania
| | - Luana Andreea Macovei
- Department of Rheumatology, “Grigore T Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
- Clinical Rehabilitation Hospital, 700661 Iasi, Romania
| | - Elena Rezus
- Department of Rheumatology, “Grigore T Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
- Clinical Rehabilitation Hospital, 700661 Iasi, Romania
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Amarnani R, Yeoh SA, Denneny EK, Wincup C. Lupus and the Lungs: The Assessment and Management of Pulmonary Manifestations of Systemic Lupus Erythematosus. Front Med (Lausanne) 2021; 7:610257. [PMID: 33537331 PMCID: PMC7847931 DOI: 10.3389/fmed.2020.610257] [Citation(s) in RCA: 27] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/25/2020] [Accepted: 12/07/2020] [Indexed: 12/25/2022] Open
Abstract
Pulmonary manifestations of systemic lupus erythematosus (SLE) are wide-ranging and debilitating in nature. Previous studies suggest that anywhere between 20 and 90% of patients with SLE will be troubled by some form of respiratory involvement throughout the course of their disease. This can include disorders of the lung parenchyma (such as interstitial lung disease and acute pneumonitis), pleura (resulting in pleurisy and pleural effusion), and pulmonary vasculature [including pulmonary arterial hypertension (PAH), pulmonary embolic disease, and pulmonary vasculitis], whilst shrinking lung syndrome is a rare complication of the disease. Furthermore, the risks of respiratory infection (which often mimic acute pulmonary manifestations of SLE) are increased by the immunosuppressive treatment that is routinely used in the management of lupus. Although these conditions commonly present with a combination of dyspnea, cough and chest pain, it is important to consider that some patients may be asymptomatic with the only suggestion of the respiratory disorder being found incidentally on thoracic imaging or pulmonary function tests. Treatment decisions are often based upon evidence from case reports or small cases series given the paucity of clinical trial data specifically focused on pulmonary manifestations of SLE. Many therapeutic options are often initiated based on studies in severe manifestations of SLE affecting other organ systems or from experience drawn from the use of these therapeutics in the pulmonary manifestations of other systemic autoimmune rheumatic diseases. In this review, we describe the key features of the pulmonary manifestations of SLE and approaches to investigation and management in clinical practice.
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Affiliation(s)
- Raj Amarnani
- Department of Rheumatology, University College London Hospital, London, United Kingdom
| | - Su-Ann Yeoh
- Department of Rheumatology, University College London Hospital, London, United Kingdom
- Division of Medicine, Department of Rheumatology, University College London, London, United Kingdom
| | - Emma K. Denneny
- Department of Respiratory Medicine, University College London Hospital, London, United Kingdom
- Leukocyte Trafficking Laboratory, Centre for Inflammation and Tissue Repair, UCL Respiratory, University College London, London, United Kingdom
| | - Chris Wincup
- Department of Rheumatology, University College London Hospital, London, United Kingdom
- Division of Medicine, Department of Rheumatology, University College London, London, United Kingdom
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Wan SA, Teh CL, Jobli AT. Lupus pneumonitis as the initial presentation of systemic lupus erythematosus: case series from a single institution. Lupus 2016; 25:1485-1490. [PMID: 27125293 DOI: 10.1177/0961203316646461] [Citation(s) in RCA: 28] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Objective The aim of this study was to examine the clinical features, treatment and outcome of systemic lupus erythematosus (SLE) patients in our centre who presented with lupus pneumonitis as the initial manifestation. Methods We performed a retrospective review of all patients who presented with lupus pneumonitis during the initial SLE manifestation from March 2006 to March 2015. Results There were a total of five patients in our study who presented with fever and cough as the main clinical features. All patients had pulmonary infiltrates on chest radiographs. High-resolution computed tomography, which was performed in two patients, showed ground glass opacities with patchy consolidations bilaterally. All patients received high-dose steroids, 80% received intravenous cyclophosphamide and 60% received intravenous immunoglobulin. Two patients died from severe lupus pneumonitis within 2 weeks of admission despite treatment with ventilation, steroids, cyclophosphamide and intravenous immunoglobulin. Conclusions Acute lupus pneumonitis is an uncommon presentation of SLE. Mortality in this case series is 40%.
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Affiliation(s)
- S A Wan
- 1 Department of Medicine, Sarawak General Hospital, Sarawak, Malaysia
| | - C L Teh
- 1 Department of Medicine, Sarawak General Hospital, Sarawak, Malaysia
| | - A T Jobli
- 2 Radiology Department, University Malaysia Sarawak, Sarawak, Malaysia
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Schneider F, Gruden J, Tazelaar HD, Leslie KO. Pleuropulmonary pathology in patients with rheumatic disease. Arch Pathol Lab Med 2012; 136:1242-52. [PMID: 23020730 DOI: 10.5858/arpa.2012-0248-sa] [Citation(s) in RCA: 36] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
Thoracic manifestations of rheumatic disease (RD) are increasingly recognized as a significant cause of morbidity and mortality worldwide. Rheumatologic underpinnings have been identified in a significant proportion of patients with interstitial lung disease. The 5 RDs most frequently associated with pleuropulmonary disease are (1) rheumatoid arthritis, (2) systemic lupus erythematosus, (3) progressive systemic sclerosis, (4) polymyositis/dermatomyositis, and (5) Sjögren syndrome. The onset of thoracic involvement in these diseases is variable. In some patients, it precedes the systemic disease or is its only manifestation. Moreover, there is a wide spectrum of clinical presentation ranging from subclinical abnormalities to acute respiratory failure. Histopathologically, the hallmark features of thoracic involvement by RD are inflammatory, targeting one or more lung compartments. The reactions range from acute to chronic, with remodeling by fibrosis being a common result. Although the inflammatory findings are often nonspecific, certain reactions or anatomic distributions may favor one RD over another, and occasionally, a distinctive histopathology may be present (eg, rheumatoid nodules). Three diagnostic dilemmas are encountered in patients with RD who develop diffuse lung disease: 1) opportunistic infection in the immunocompromised host, 2) drug toxicity related to the medications used to treat the systemic disease, and 3) manifestations of the patient's known systemic disease in lung and pleura. To confidently address the latter, the 5 major RDs are presented here, with their most common pleuropulmonary pathologic manifestations, accompanied by brief clinical and radiologic correlations.
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Affiliation(s)
- Frank Schneider
- Department of Pathology, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA
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Cystic Amyloidosis or Lymphoid Interstitial Pneumonia Associated With Amyloidosis? A Diagnostic Challenge. Ann Thorac Surg 2012; 94:1041-2; author reply 1042. [DOI: 10.1016/j.athoracsur.2011.12.006] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/15/2011] [Revised: 11/15/2011] [Accepted: 12/06/2011] [Indexed: 11/23/2022]
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Pleural and pulmonary involvement in systemic lupus erythematosus. Presse Med 2011; 40:e19-29. [DOI: 10.1016/j.lpm.2010.11.004] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/23/2010] [Revised: 11/04/2010] [Accepted: 11/05/2010] [Indexed: 11/18/2022] Open
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Guinee DG. Update on nonneoplastic pulmonary lymphoproliferative disorders and related entities. Arch Pathol Lab Med 2010; 134:691-701. [PMID: 20441500 DOI: 10.5858/134.5.691] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
CONTEXT Recent discoveries have expanded the spectrum of nonneoplastic pulmonary lymphoproliferative disorders and have provided new insights into their pathogenesis and treatment. OBJECTIVE To review the thoracic manifestations of immunoglobulin (Ig) G4-related sclerosing disease and summarize current concepts and differential diagnosis of follicular bronchiolitis, lymphocytic interstitial pneumonitis, and nodular lymphoid hyperplasia. DATA SOURCES Data sources include recent and old articles, cases from the personal files of the author, and cases borrowed with permission from other authors. CONCLUSIONS Additional studies will be needed to further refine and add to observations in this evolving area of pulmonary pathology.
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Affiliation(s)
- Donald G Guinee
- Department of Pathology, Virginia Mason Medical Center, Seattle, Washington 98101, USA.
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11
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Abstract
The connective tissue disorders (also called collagen vascular diseases) represent an heterogeneous group of immunologically mediated inflammatory disorders with a large variety of affected organs besides the lungs. The respiratory system may be involved in all its components: airways, vessels, parenchyma, pleura, respiratory muscles, etc. The frequency, clinical presentation, prognosis and response to therapy vary, depending on the pattern of involvement as well as on the underlying connective tissue disorders. The subject of this review is to describe the most frequent type of lung disorders observed in patients with connective tissue disease (CTD). We will focus on the most frequent CTD: systemic lupus erythematosus, rheumatoid arthritis, scleroderma, Sjogren's syndrome, dermatopolymyositis and mixed CTD.
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Affiliation(s)
- B Crestani
- Service de Pneumologie, Hôpital Bichat-Claude Bernard, Paris Cedex, France
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Tansey D, Wells AU, Colby TV, Ip S, Nikolakoupolou A, du Bois RM, Hansell DM, Nicholson AG. Variations in histological patterns of interstitial pneumonia between connective tissue disorders and their relationship to prognosis. Histopathology 2004; 44:585-96. [PMID: 15186274 DOI: 10.1111/j.1365-2559.2004.01896.x] [Citation(s) in RCA: 185] [Impact Index Per Article: 9.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
AIMS AND METHODS Pulmonary parenchymal disease is common in patients with connective tissue disorders (CTDs). However, most reports precede recognition of non-specific interstitial pneumonia (NSIP). We have therefore reviewed 54 lung biopsies from 37 patients with polymyositis/dermatomyositis (PM/DM) (n = 13), Sjögren's syndrome (n = 5), rheumatoid arthritis (n = 17) and systemic lupus erythematosus (SLE) (n = 2) to assess the overall and relative frequencies of patterns of interstitial pneumonia and their impact on prognosis. RESULTS AND CONCLUSIONS NSIP was the most common pattern with an overall biopsy prevalence of 39% and patient prevalence of 41%. There was variation in prevalence between individual CTDs, with PM/DM commonly showing organizing pneumonia (n = 5), rheumatoid arthritis showing follicular bronchiolitis (n = 6) and Sjögren's syndrome showing chronic bronchiolitis (n = 4). These patterns presented either separately or in association with NSIP, occasionally with different patterns in biopsies from separate lobes. Only four patients showed a pattern of usual interstitial pneumonia (UIP): two with rheumatoid arthritis and one each with PM/DM and SLE. Overall mortality was 24%, the most frequently associated pattern being fibrotic NSIP (n = 5). In nine cases, pulmonary presentation preceded the systemic manifestation of the CTDs. When patients with CTDs present with chronic interstitial lung disease, the most common pattern is NSIP, although there is variation in pattern prevalence between individual disorders and patterns of interstitial pneumonia frequently overlap. These data suggest a different biology for intestitial pneumonias in CTDs when compared with the idiopathic interstitial pneumonias where UIP is the most common pattern. Mortality is similar to that seen in idiopathic NSIP and, coupled with pulmonary presentation occurring prior to the systemic manifestation of disease, this may have a bearing on the origin of some cases of putative idiopathic NSIP.
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Affiliation(s)
- D Tansey
- Department of Histopathology, Royal Brompton Hospital, London, UK
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Swigris JJ, Berry GJ, Raffin TA, Kuschner WG. Lymphoid interstitial pneumonia: a narrative review. Chest 2002; 122:2150-64. [PMID: 12475860 DOI: 10.1378/chest.122.6.2150] [Citation(s) in RCA: 158] [Impact Index Per Article: 7.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/01/2022] Open
Abstract
Lymphoid interstitial pneumonia (LIP) is regarded as both a disease and a nonneoplastic, inflammatory pulmonary reaction to various external stimuli or systemic diseases. It is an uncommon condition with incidence and prevalence rates that are largely unknown. Liebow and Carrington originally classified LIP as an idiopathic interstitial pneumonia in 1969. Although LIP had since been removed from that category, the most recent consensus classification sponsored by the American Thoracic Society and the European Respiratory Society recognizes that some cases remain idiopathic in origin, and its clinical, radiographic, and pathologic features warrant the return of LIP to its original classification among the idiopathic interstitial pneumonias. LIP also belongs within a spectrum of pulmonary lymphoproliferative disorders that range in severity from benign, small, airway-centered cellular aggregates to malignant lymphomas. It is characterized by diffuse hyperplasia of bronchus-associated lymphoid tissue. The dominant microscopic feature of LIP is a diffuse, polyclonal lymphoid cell infiltrate surrounding airways and expanding the lung interstitium. Classically, LIP occurs in association with autoimmune diseases, most often Sjögren syndrome. This has led to consideration of an autoimmune etiology for LIP, but its pathogenesis remains poorly understood. Persons who are seropositive for HIV, and children in particular, are at increased risk of acquiring LIP. Some studies suggest causal roles for both HIV and Epstein-Barr virus. The incidence of LIP is approximately twofold greater in women than men. The average age at diagnosis is between 52 years and 56 years. Symptoms of progressive cough and dyspnea predominate. There is great variability in the clinical course of LIP, from resolution without treatment to progressive respiratory failure and death. Although LIP is often regarded as a steroid-responsive condition, and oral corticosteroids continue to be the mainstay of therapy, response is unpredictable. Approximately 33 to 50% of patients die within 5 years of diagnosis, and approximately 5% of cases of LIP transform to lymphoma.
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Affiliation(s)
- Jeffrey J Swigris
- Division of Pulmonary and Critical Care Medicine, Stanford University, 300 Pasteur Drive, Stanford, CA 94305-5236, USA.
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American Thoracic Society/European Respiratory Society International Multidisciplinary Consensus Classification of the Idiopathic Interstitial Pneumonias. This joint statement of the American Thoracic Society (ATS), and the European Respiratory Society (ERS) was adopted by the ATS board of directors, June 2001 and by the ERS Executive Committee, June 2001. Am J Respir Crit Care Med 2002; 165:277-304. [PMID: 11790668 DOI: 10.1164/ajrccm.165.2.ats01] [Citation(s) in RCA: 2607] [Impact Index Per Article: 118.5] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023] Open
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MESH Headings
- Adolescent
- Adult
- Aged
- Aged, 80 and over
- Anti-Inflammatory Agents/therapeutic use
- Bronchiolitis/drug therapy
- Bronchiolitis/pathology
- Child
- Child, Preschool
- Diagnosis, Differential
- Female
- Humans
- Hyperplasia/diagnostic imaging
- Hyperplasia/pathology
- Infant
- Lung Diseases/diagnostic imaging
- Lung Diseases/pathology
- Lung Diseases, Interstitial/diagnostic imaging
- Lung Diseases, Interstitial/drug therapy
- Lung Diseases, Interstitial/pathology
- Lymphatic Diseases/diagnostic imaging
- Lymphatic Diseases/pathology
- Lymphoma, B-Cell, Marginal Zone/diagnostic imaging
- Lymphoma, B-Cell, Marginal Zone/pathology
- Male
- Middle Aged
- Pseudolymphoma/diagnostic imaging
- Pseudolymphoma/pathology
- Pseudolymphoma/surgery
- Radiography
- Steroids
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Affiliation(s)
- W D Travis
- Department of Pulmonary and Mediastinal Pathology, Armed Forces Institute of Pathology, 6825 N W 16th Street, Bld 54, Rm M003B, Washington, DC 20306-6000, USA.
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Puruckherr M, Gupta K, Youngberg G, Krishnaswamy G, Roy T. A 76-year-old woman with polymyalgia, polyarthralgia, and interstitial lung disease. Ann Allergy Asthma Immunol 2001; 87:113-6. [PMID: 11529256 DOI: 10.1016/s1081-1206(10)62203-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Affiliation(s)
- M Puruckherr
- Department of Internal Medicine, James H. Quillen College of Medicine, East Tennessee State University, Johnson City 37604, USA
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Mankowski JL, Carter DL, Spelman JP, Nealen ML, Maughan KR, Kirstein LM, Didier PJ, Adams RJ, Murphey-Corb M, Zink MC. Pathogenesis of simian immunodeficiency virus pneumonia: an immunopathological response to virus. THE AMERICAN JOURNAL OF PATHOLOGY 1998; 153:1123-30. [PMID: 9777943 PMCID: PMC1853060 DOI: 10.1016/s0002-9440(10)65656-8] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Accepted: 06/29/1998] [Indexed: 11/16/2022]
Abstract
Although many human immunodeficiency virus-infected individuals develop lymphocytic interstitial pneumonia, the roles of host and viral factors in the pathogenesis of pneumonia are not well defined. Human immunodeficiency virus-infected children with lymphocytic interstitial pneumonia have human immunodeficiency virus-specific cytotoxic T cells in pulmonary infiltrates, increased survival time, and a reduced incidence of opportunistic infections, suggesting that lymphocytic interstitial pneumonia may reflect an effective antiviral immune response. In this study, 20 macaques were inoculated with related macrophage-tropic simian immunodeficiency viruses and examined for pulmonary lesions and virus gene expression. Ten macaques developed moderate to severe pneumonia characterized by perivascular, peribronchial, and interstitial infiltrates of lymphocytes and macrophages. Large numbers of pulmonary cytotoxic lymphocytes were demonstrated in macaques with moderate to severe pneumonia (P < 0.05) by immunostaining for TIA-1. There was no difference in viral load between macaques with moderate to severe pneumonia and those with mild to no pulmonary lesions. In five macaques inoculated with the same virus swarm, there was a significant (P < 0.05) inverse correlation between the percentage decline in CD4+ T-cell counts and the severity of pulmonary lesions. Pulmonary infiltrates of cytotoxic lymphocytes, the lack of correlation between severity of pulmonary lesions and virus gene expression, and the inverse relationship between pneumonia and inmune status suggest that simian immunodeficiency virus pneumonia may represent an immunopathological response to macrophage-tropic virus.
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Affiliation(s)
- J L Mankowski
- Department of Pathology, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
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