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Brito-Zerón P, Flores-Chávez A, González-de-Paz L, Feijoo-Massó C, de Escalante B, González-García A, Gómez-de-la-Torre R, Policarpo-Torres G, Alguacil A, García-Morillo JS, López-Dupla M, Robles Á, Bonet M, Gómez-Lozano A, Toledo N, Chamorro A, Morcillo C, Cruz-Caparrós G, de Miguel-Campo B, Akasbi M, Fonseca-Aizpuru E, Gómez-Cerezo JF, Mas-Maresma L, Vallejo-Grijalba J, Starita-Fajardo G, Sánchez-Niño R, Ramos-Casals M. Temporal relationship between sarcoidosis and malignancies in a nationwide cohort of 1942 patients. Postgrad Med J 2024:qgae045. [PMID: 38972066 DOI: 10.1093/postmj/qgae045] [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: 11/02/2023] [Revised: 01/22/2024] [Indexed: 07/09/2024]
Abstract
PURPOSE To investigate the phenotype of sarcoidosis according to the time when a malignancy is diagnosed (preexisting to the diagnosis of sarcoidosis, concomitant, or sequential) and to identify prognostic factors associated with malignancies in a large cohort of patients with sarcoidosis. METHODS We searched for malignancies in the SARCOGEAS cohort, a multicenter nationwide database of consecutive patients diagnosed with sarcoidosis according to the ATS/ESC/WASOG criteria. Solid malignancies were classified using the International Statistical Classification of Diseases and Related Health Problems 10th Revision (ICD-10) nomenclature, and hematological malignancies using the 2016 WHO classification. We excluded patients with a biopsy-proven diagnosis of sarcoidosis based exclusively on demonstrating granulomas in tissues also involved by malignant cells. RESULTS Out of 1942 patients with sarcoidosis, 233 (12%) developed 250 malignancies, including solid (n = 173), hematological (n = 57), and both types of malignancies (n = 3). Concerning the time interval between the diagnoses of both conditions, 83 (36%) patients were diagnosed with malignancy at least 1 year before sarcoidosis diagnosis, 22 (9%) had s synchronous diagnosis of both diseases, and 118 (51%) developed malignancies at least 1 year after the diagnosis of sarcoidosis (the remaining cases developed malignancies in different time intervals). The multivariate-adjusted model showed that individuals with sarcoidosis who developed a malignancy had an hazard ratio (HR) of 2.27 [95% confidence interval (CI), 1.62-3.17] for having an asymptomatic clinical phenotype at diagnosis of sarcoidosis and that spleen (presence vs. absence: HR = 2.06; 95% CI, 1.21-3.51) and bone marrow (presence vs. absence: HR = 3.04; 95% CI, 1.77-5.24) involvements were independent predictors for the development of all-type malignancies. No predictive factors were identified when the analysis was restricted to the development of solid malignancies. The analysis limited to the development of hematological malignancies confirmed the presence of involvement in the spleen (HR = 3.73; 95% CI, 1.38-10.06) and bone marrow (presence vs. absence: HR = 8.00; 95% CI, 3.15-20.35) at the time of sarcoidosis diagnosis as predictive factors. CONCLUSION It is essential to consider the synchronous or metachronous timing of the diagnosis of malignancies in people with sarcoidosis. We found that half of the malignancies were diagnosed after a diagnosis of sarcoidosis, with spleen and bone marrow involvement associated with a four to eight times higher risk of developing hematological malignancies. Key messages What is already known on this topic Malignancies are one of the comorbidities more frequently encountered in people with sarcoidosis What this study adds Malignancies occur in 12% of patients with sarcoidosis Malignancy may precede, coincide with, or follow the diagnosis of sarcoidosis One-third were identified before sarcoidosis, and half were diagnosed after Spleen and bone marrow involvement are risk factors for developing hematological malignancies How this study might affect research, practice or policy Patients with sarcoidosis should be regularly monitored for neoplasms, informed of the increased risk, and educated on early detection. Those with spleen or bone marrow involvement must be closely followed.
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Affiliation(s)
- Pilar Brito-Zerón
- Department of Internal Medicine, Research and Innovation Group in Autoimmune Diseases, Hospital-CIMA-Sanitas, Barcelona, 08034, Spain
| | | | - Lluís González-de-Paz
- Primary Care Center Les Corts, CAPSBE, Primary Healthcare Transversal Research Group, Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, 08036, Spain
| | - Carles Feijoo-Massó
- Department of Internal Medicine, Hospital Parc Tauli, Sabadell, 08208, Spain
| | | | | | - Ricardo Gómez-de-la-Torre
- Department of Internal Medicine, Hospital Universitario Central de Asturias (HUCA), Oviedo, 33011, Spain
| | | | - Ana Alguacil
- Department of Internal Medicine, Hospital Virgen de la Salud, Toledo, 45071, Spain
| | | | - Miguel López-Dupla
- Department of Internal Medicine, Hospital Joan XXIII, Tarragona, 43007, Spain
| | - Ángel Robles
- Department of Internal Medicine, Hospital La Paz, Madrid, 28046, Spain
| | - Mariona Bonet
- Department of Internal Medicine, Althaia, Xarxa Assistencial de Manresa, Manresa, 08243, Spain
| | - Albert Gómez-Lozano
- Department of Internal Medicine, Hospital Santa Caterina, Girona, 17190, Spain
| | - Neera Toledo
- Department of Internal Medicine, Hospital Gregorio Marañón, Madrid, 28007, Spain
| | - Antonio Chamorro
- Department of Internal Medicine, Hospital Universitario de Salamanca, Salamanca, 37007, Spain
| | - César Morcillo
- Department of Internal Medicine, Hospital CIMA-Sanitas, Barcelona, 08034, Spain
| | | | | | - Miriam Akasbi
- Department of Internal Medicine, Hospital de Cabueñes, Gijón, 33394, Spain
| | - Eva Fonseca-Aizpuru
- Department of Internal Medicine, Hospital Infanta Leonor, Madrid, 28046, Spain
| | | | - Laia Mas-Maresma
- Department of Internal Medicine, Hospital Parc Tauli, Sabadell, 08208, Spain
| | | | | | - Raúl Sánchez-Niño
- Department of Internal Medicine, Hospital Universitario Central de Asturias (HUCA), Oviedo, 33011, Spain
| | - Manuel Ramos-Casals
- Department of Autoimmune Diseases, ICMiD, Hospital Clinic, Barcelona, 08036, Spain
- Department of Medicine, Universitat de Barcelona, Barcelona, 08036, Spain
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Moreno-Torres V, Martínez-Urbistondo M, Durán-del Campo P, Tutor P, Rodríguez B, Castejón R, Mellor-Pita S. Sarcoidosis and lymphoma mortality risk: An observational study from the Spanish National Registry. J Transl Autoimmun 2024; 8:100236. [PMID: 38426202 PMCID: PMC10901907 DOI: 10.1016/j.jtauto.2024.100236] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/13/2023] [Revised: 02/18/2024] [Accepted: 02/18/2024] [Indexed: 03/02/2024] Open
Abstract
Introduction Patients with sarcoidosis have a lower survival rate than the general population, in part due to cardiovascular disease, infections and neoplasms. Our objective was to evaluate the impact of haematological neoplasms (HN) and lymphomas on sarcoidosis patient mortality in a nation-wide analysis conducted in Spain, a country with a population of 47 million. Methods Retrospective and observational comparison of the HN related deaths in sarcoidosis patients and the general Spanish population reported in the Spanish Hospital Discharge Database. To determine the impact of sarcoidosis on the risk of dying from each HN lineage, a binary logistic regression considering age, female sex, tobacco and alcohol consumption, was performed. Results In the period 2016 and 2019, 139,531 in-hospital deaths from neoplasms were certified in Spain (77 in patients with sarcoidosis). Patients with sarcoidosis died at younger age than the general Spanish population (72.9 vs 77.6, p<0.001). Sarcoidosis patients presented a higher mortality risk from HN (20.8% vs 8.9%, p=0.001, OR=2.64, 95% CI 1.52-4.59), attributable to the higher proportion of deaths from non-Hodgkin lymphoma (NHL), (9.2% vs 2.9%, p=0.006, OR= 3.33, 95% CI 1.53-7.25) from both B cell (6.6% vs 2.5%, p=0.044, OR= 2.62, 95% 1.06-6.5) and T/NK cell lineages (2.6% vs 0.3%, p=0.024, OR= 7.88, 95% CI 1.92-32.29) as well as HN with uncertain behavior and myeloproliferative disorders (2.6% vs 0.3%, p=0.018, OR= 11.88, 95% CI 2.88-49.02). The mean age of sarcoidosis patients who died from HN (63.6 vs 71.9, p=0.032) and non-Hodgkin lymphoma (56.9 vs 71, p=0.009) was lower than that of the general population. Conclusion Patients with sarcoidosis present a higher risk of premature death from HN, including NHL from B, T/NK cell lineage and myeloproliferative disorders in comparison with the general Spanish population. In addition to developing strategies that might help to attenuate their occurrence and impact, such as decreasing the immunosuppressive burden, specific early-detection programs for these conditions should be investigated and considered carefully.
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Affiliation(s)
- Víctor Moreno-Torres
- Internal Medicine Department, Health Research Institute Puerta de Hierro-Segovia de Arana (IDIPHIM) Hospital Universitario Puerta de Hierro Majadahonda, Madrid, Spain
- UNIR Health Sciences School and Medical Center, Madrid, Spain
| | - María Martínez-Urbistondo
- Internal Medicine Department, Health Research Institute Puerta de Hierro-Segovia de Arana (IDIPHIM) Hospital Universitario Puerta de Hierro Majadahonda, Madrid, Spain
| | - Pedro Durán-del Campo
- Internal Medicine Department, Health Research Institute Puerta de Hierro-Segovia de Arana (IDIPHIM) Hospital Universitario Puerta de Hierro Majadahonda, Madrid, Spain
| | - Pablo Tutor
- Internal Medicine Department, Health Research Institute Puerta de Hierro-Segovia de Arana (IDIPHIM) Hospital Universitario Puerta de Hierro Majadahonda, Madrid, Spain
| | - Begoña Rodríguez
- Nuclear Medicine Department, Internal Medicine Department, Health Research Institute Puerta de Hierro-Segovia de Arana (IDIPHIM) Hospital Universitario Puerta de Hierro Majadahonda, Madrid, Spain
| | - Raquel Castejón
- Internal Medicine Department, Health Research Institute Puerta de Hierro-Segovia de Arana (IDIPHIM) Hospital Universitario Puerta de Hierro Majadahonda, Madrid, Spain
| | - Susana Mellor-Pita
- Internal Medicine Department, Health Research Institute Puerta de Hierro-Segovia de Arana (IDIPHIM) Hospital Universitario Puerta de Hierro Majadahonda, Madrid, Spain
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Brito-Zerón P, Lower EE, Ramos-Casals M, Baughman RP. Hematological involvement in sarcoidosis: from cytopenias to lymphoma. Expert Rev Clin Immunol 2024; 20:59-70. [PMID: 37878359 DOI: 10.1080/1744666x.2023.2274363] [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: 06/23/2023] [Accepted: 10/19/2023] [Indexed: 10/26/2023]
Abstract
INTRODUCTION We present an updated overview of the hematological involvementassociated with sarcoidosis, including a management approach forcytopenias and revisiting the association with hematologicalmalignancies. AREAS COVERED Theetiology of cytopenias in sarcoidosis can be attributed to two majoretiopathogenic mechanisms: infiltration of hematopoietic organs suchas the spleen and bone marrow, and autoimmune-mediated cytopenias.With respect to the association with hematological malignancies, itrequires careful evaluation of patients from a chronologicalperspective. Patients must be classified into one of three pathogenicscenarios, including preexisting hematological malignancies,synchronous development of malignancy and sarcoidosis due to commonpredisposing factors, or sarcoidosis as a predisposing factor formalignancies. EXPERT OPINION The association between sarcoidosis and hematologic involvement isbest understood as a pathogenic continuum, with cytopenias andhematologic neoplasms intertwined due to various etiopathogenicmechanisms. These mechanisms include sarcoid infiltration ofhematopoietic organs, common predisposing immunogenetics for thedevelopment of autoimmune cytopenias and malignancies, and anincreased risk of neoplasm development in patients with autoimmunecytopenias. Collaboration among the main specialties involved in theclinical management of these patients is crucial for an earlymonitoring and management.
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Affiliation(s)
- Pilar Brito-Zerón
- Autoimmune Diseases Unit, Research and Innovation Group in Autoimmune Diseases, Sanitas Digital Hospital, Hospital-CIMA-Centre Mèdic Milenium Balmes Sanitas, Barcelona, Spain
- SarcoGEAS Study Group ("Grupo de Estudio de Enfermedades Autoinmunes -GEAS-, Sociedad Española de Medicina Interna -SEMI-), Spain
| | - Elyse E Lower
- Department of Medicine, University of Cincinnati Medical Center, Cincinnati, OH, USA
| | - Manuel Ramos-Casals
- SarcoGEAS Study Group ("Grupo de Estudio de Enfermedades Autoinmunes -GEAS-, Sociedad Española de Medicina Interna -SEMI-), Spain
- Department of Autoimmune Diseases, ICMiD, Hospital Clínic, Barcelona, Spain
- Department of Medicine, University of Barcelona, Barcelona, Spain
| | - Robert P Baughman
- Department of Medicine, University of Cincinnati Medical Center, Cincinnati, OH, USA
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Callejas Rubio JL, Ortego Centeno N. [Sarcoidosis and lymphoma]. Med Clin (Barc) 2023; 160:277. [PMID: 36396478 DOI: 10.1016/j.medcli.2022.09.016] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/22/2022] [Revised: 09/20/2022] [Accepted: 09/22/2022] [Indexed: 11/16/2022]
Affiliation(s)
- Jose Luis Callejas Rubio
- Unidad de Enfermedades Sistémicas, Servicio de Medicina Interna, Hospital Clínico Universitario San Cecilio, IBS Granada, Granada, España.
| | - Noberto Ortego Centeno
- Cátedra de Medicina, Departamento de Medicina, Universidad de Granada, IBS Granada, Granada, España
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Brito-Zerón P, Pérez-Álvarez R, Ramos-Casals M. Sarcoidosis. Med Clin (Barc) 2022; 159:195-204. [PMID: 35680449 DOI: 10.1016/j.medcli.2022.03.009] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/14/2021] [Revised: 03/22/2022] [Accepted: 03/28/2022] [Indexed: 11/13/2022]
Abstract
Sarcoidosis is a systemic autoimmune disease that is associated with the development of non-caseating granulomas. The disease especially affects the lymph nodes, lungs, skin and eyes. It is an infrequent but not rare disease, especially in northern Europe, the United States and India. Sarcoidosis affects more women and is diagnosed between the ages of 30 and 50. Etiopathogenically, it is closely linked to environmental factors, especially occupational exposures. Clinically, it stands out for a wide variety of presentation phenotypes (casual diagnosis, involvement of a single organ or systemic presentation). The diagnosis of sarcoidosis is complex and requires the integration of clinical, analytical, radiological, and histolopathogical data carried out by multidisciplinary clinical units. The evolution of the disease is variable, as is the indication for systemic treatment, based on the use of corticosteroids as first-line option, the use of immunosuppressants as second-line therapy, and anti-TNF agents in severe and/or refractory cases.
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Affiliation(s)
- Pilar Brito-Zerón
- Research and Innovation Group in Autoimmune Diseases, Sanitas Digital Hospital, Hospital-CIMA-Centre Mèdic Millenium Balmes Sanitas, Barcelona, España; Línea de Investigación en Sarcoidosis del GEAS, Sociedad Española de Medicina Interna (SEMI), Madrid, España
| | - Roberto Pérez-Álvarez
- Línea de Investigación en Sarcoidosis del GEAS, Sociedad Española de Medicina Interna (SEMI), Madrid, España; Servicio de Medicina Interna, Hospital San Rafael, La Coruña, España
| | - Manuel Ramos-Casals
- Línea de Investigación en Sarcoidosis del GEAS, Sociedad Española de Medicina Interna (SEMI), Madrid, España; Servicio de Enfermedades Autoinmunes, ICMiD, Hospital Clínic, Barcelona, España; Departament de Medicina, Universtat de Barcelona, Barcelona, España.
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Clinical Characteristics of Sarcoidosis Patients with Self-Reported Lymphoma: A US Nationwide Registry Study. Lung 2021; 199:611-618. [PMID: 34665319 DOI: 10.1007/s00408-021-00485-z] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/13/2021] [Accepted: 10/13/2021] [Indexed: 10/20/2022]
Abstract
PURPOSE Little is known about the association between sarcoidosis and lymphoma. We aim to determine the prevalence of lymphoma in US sarcoidosis patients and compare the clinical characteristics of patients with and without lymphoma. METHODS Using a national registry-based study investigating 3560 respondents to the Foundation for Sarcoidosis Research Sarcoidosis Advanced Registry for Cures Questionnaire (FSR-SARC) completed between June 2014 and August 2019, we identified patients who reported the diagnosis of lymphoma following sarcoidosis and randomly selected a computer-generated control sample of sarcoidosis patients with no reported lymphoma with a 2:1 ratio. RESULTS Among 3560 patients with sarcoidosis, 43 (1.2%) reported developing lymphoma following their sarcoidosis diagnosis. Patients with lymphoma were more likely to be diagnosed with sarcoidosis at a younger age (median, IQR) 40 (27-50) vs 45 (34.8-56, p = 0.017) years, were more likely to be African-Americans OR 95% CI 3.9 (1.6-9.6, p = 0.002), and have low annual income (OR 2.7, 1.1-6.4 p = 0.026). The sarcoidosis-lymphoma group were more likely to have salivary gland (16% vs 5%, p = 0.026) (OR 4; 1.1-14.5) and cutaneous (46% vs 23%, p = 0.023) (OR 2.9; 1.1-7.3) sarcoidosis. They also reported more chronic fatigue (42% vs 23%, p = 0.029), chronic pain (37% vs 13%, p = 0.001), and depression (42% vs 22%, p = 0.019). CONCLUSION The prevalence of lymphoma reported in sarcoidosis patients is higher than the general population which further supports the possible increased risk of lymphoma in sarcoidosis. Diagnosis of sarcoidosis at a younger age, African-American race, cutaneous, and salivary glands sarcoidosis were associated with lymphoma. Sarcoidosis patients who developed lymphoma reported higher disease burden and more non-organ-specific manifestations.
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Abstract
PURPOSE OF REVIEW There is a complex interaction between sarcoidosis and malignancy. Since tumors can elicit a granulomatous reaction, the presence of granulomas alone is insufficient to diagnose sarcoidosis in a patient with cancer. In addition, check point inhibitors can also lead to a granulomatous reaction which can be misdiagnosed as sarcoidosis. These issues need to be considered when exploring the relationship between sarcoidosis and malignancy. Despite these limitations, a growing amount of evidence supports the potential interaction of sarcoidosis and malignancy. RECENT FINDINGS Several large epidemiologic studies of patients from Europe, the USA, and Japan reveal an increased relative risk for cancer in sarcoidosis patients. The highest relative risks are seen in patients with lymphoma and breast cancer. New criteria have been developed to standardize the diagnosis of sarcoidosis, which should further clarify the association. SUMMARY The diagnosis of sarcoidosis may precede or occur after malignancy. In a sarcoidosis patient with an atypical lesion, such as a breast mass, a biopsy should be considered.
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Sarcoidosis-Like Cancer-Associated Granulomatosis: Characteristics and a Case-Control Comparison with Sarcoidosis. J Clin Med 2021; 10:jcm10091988. [PMID: 34063172 PMCID: PMC8124510 DOI: 10.3390/jcm10091988] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/06/2021] [Revised: 04/27/2021] [Accepted: 04/28/2021] [Indexed: 12/19/2022] Open
Abstract
(1) Background: Systemic granulomatosis developed in a context of malignancy has already been reported. Our objective was to describe the clinical, radiological, functional, biological, and evolutive characteristics of sarcoidosis-like cancer-associated granulomatosis (SLCAG) and to compare them to those of sarcoidosis. (2) Methods: 38 patients with a biopsy-proven SLCAG developed after a diagnostic of malignancy were included. The control group consisted of sarcoidosis patients matched for age, sex, and radiologic stage. Clinical, biological, physiological, radiological, and outcome data were collected. (3) Results: The mean age of SLCAG patients was 51 ± 14 years. They were diagnosed within 15 ± 14 months of the cancer diagnosis (breast cancer most frequently). All SLCAG patients presented a thoracic involvement, extrathoracic locations were observed in 32% of subjects. SLCAG was more often asymptomatic than sarcoidosis (p < 0.0001). During follow-up, systemic treatment was less often required in SLCAG than in sarcoidosis (58% vs. 32%, p = 0.04 respectively) and SLCAG were characterized by a significantly less severe progression profile according to the Sarcoid Clinical Activity Classification, with a complete recovery more frequent at 5 years (p = 0.03). (4) Conclusion: This case-control study shows that SLCAG differs from sarcoidosis with a significantly more benign course. These results might argue for true differences in the physiopathology, which remain to be elucidated.
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El Jammal T, Pavic M, Gerfaud-Valentin M, Jamilloux Y, Sève P. Sarcoidosis and Cancer: A Complex Relationship. Front Med (Lausanne) 2020; 7:594118. [PMID: 33330555 PMCID: PMC7732692 DOI: 10.3389/fmed.2020.594118] [Citation(s) in RCA: 22] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/12/2020] [Accepted: 10/30/2020] [Indexed: 12/19/2022] Open
Abstract
Sarcoidosis is a systemic disease of unknown etiology, characterized by the presence of non-caseating granulomas in various organs, mainly the lungs, and the lymphatic system. Since the individualization of sarcoidosis-lymphoma association by Brincker et al., the relationship between sarcoidosis or granulomatous syndromes and malignancies has been clarified through observational studies worldwide. Two recent meta-analyses showed an increased risk of neoplasia in sarcoidosis. The granulomatosis can also reveal malignancy, either solid or hematological, defining paraneoplastic sarcoidosis. Recent cancer immunotherapies, including immune checkpoint inhibitors (targeting PD-1, PD-L1, or CTLA-4) and BRAF or MEK inhibitors were also reported as possible inducers of sarcoidosis-like reactions. Sarcoidosis and neoplasia, especially lymphoma, can show overlapping presentations, thus making the diagnosis and treatment harder to deal with. There are currently no formal recommendations to guide the differential diagnosis workup between the evolution of lymphoma or a solid cancer and a granulomatous reaction associated with neoplasia. Thus, in atypical presentations (e.g., deeply impaired condition, compressive lymphadenopathy, atypical localization, unexplained worsening lymphadenopathy, or splenomegaly), and treatment-resistant disease, targeted biopsies on suspect localizations with histological examination could help the clinician to differentiate neoplasia from sarcoidosis. Pathological diagnosis could sometimes be challenging since very few tumor cells may be surrounded by massive granulomatous reaction. The sensitization of currently available diagnostic tools should improve the diagnostic accuracy, such as the use of more “cancer-specific” radioactive tracers coupled with Positron Emission Tomography scan.
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Affiliation(s)
- Thomas El Jammal
- Internal Medicine Department, La Croix-Rousse Hospital, Lyon, France
| | - Michel Pavic
- Medicine Department, Sherbrooke University, Sherbrooke, QC, Canada
| | | | - Yvan Jamilloux
- Internal Medicine Department, La Croix-Rousse Hospital, Lyon, France.,INSERM U1111, Center International de Recherche en Infectiologie/International Research Center in Infectiology (CIRI), University Claude-Bernard Lyon 1, Villeurbanne, France
| | - Pascal Sève
- Internal Medicine Department, La Croix-Rousse Hospital, Lyon, France.,Pôle IMER, Hospices Civils de Lyon, Lyon, France.,HESPER EA 7425, Lyon University, University Claude-Bernard Lyon 1, Lyon, France
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