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Andres Miranda Gillian Lieberman, MD August, 2011 Chronic Eosinophilic Pneumonia and Allergic Bronchopulmonary Aspergillosis: Two eosinophilic lung diseases in one patient. Andrés F. Miranda Universidad de Antioquia, Faculty of Medicine Gillian Lieberman, MD. Andres Miranda Gillian Lieberman, MD August, 2011 Agenda • Index case presentation. • Eosinophilic Lung Diseases. o Chronic eosinophilic pneumonia. • Presentation. • Diagnostic studies. • Imaging. • Differential diagnosis. o Churg-Strauss Syndrome. o Bronchiolitis obliterans organizing pneumonia. o Simple pulmonary eosinophilia (Loeffler syndrome). • Patient additional work-up. • Allergic bronchopulmonary aspergillosis. • Case analysis. • Conclusions. • References. • Acknowledgements. 2 Andres Miranda Gillian Lieberman, MD August, 2011 Index patient presentation. 3 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: History of present illness • 40 year old female reports for consultation with cough, weight loss, abnormal CXR, and sputum growing AFB. • She c/o worsening chronic cough; clear sputum, Some DOE. She has sustained an 15 pounds weight loss over the past year. Denies hemoptysis. 4 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: Review of systems • Prominent malaise; fatigue; more than 30 pounds weight loss over past several years. • Denies SOB at rest; no stridor, intermittent wheeze. • Denies fevers, chills, or sweats. • Denies chest pain, chest pressure, or palpitations. • No abdominal pain; no NVD 5 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: Past medical history • Abnormal CXR in India 2005: biapical scarring. • Not clear if previous history of asthma. • BCG vaccination. • No medications. • No Known drug allergies. • No recent epidemiologic exposures. 6 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: Physical examination • General: Cachectic, no acute distress. • Vital signs: HR: 120, Sat: 91-93, T: 98.8. • Lungs: diffuse rhonchi; diffuse coarse rales. • Cardiac, abdominal, neurologic, extremities and skin were within normal limits. 7 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: Initial Work‐up • WBC was 9.1 with 57segs, 21 lymphs, and 13.8 eos. • ESR: 30. • AFB culture negative one month before consultation. • Recently Negative PPD • Of course !!!! CXR. • HIV, Hept B, Hept C and liver function tests were within normal. 8 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: Pleural thickening, consoloditation and reticulonodular pattern on Initial PA CXR • Bilateral zones of pleural thickening and consolidation, predominant in the periphery. Furthermore a diffuse reticulonodular pattern is present. PACS, BIDMC 9 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: parenchimal densities Initial CXR lateral • Diffuse parenchimal densities more accentuated in upper lobes. PACS, BIDMC 10 Andres Miranda Gillian Lieberman, MD August, 2011 • What is the differential diagnosis of a patient with history of general and chronic respiratory symptoms, marked peripheral eosininophilia and diffuse findings on CXR ? 11 Andres Miranda Gillian Lieberman, MD August, 2011 Eosinophilic Lung Diseases 12 Andres Miranda Gillian Lieberman, MD August, 2011 13 Andres Miranda Gillian Lieberman, MD August, 2011 Chronic Eosinophilic Pneumonia (CEP) 14 Andres Miranda Gillian Lieberman, MD August, 2011 CEP: Presentation • Insidious onset and progressive. • General manifestations: o Asthenia, weight loss, nocturnal sweat or fever could be frequent. • Pulmonary signs: o Dyspnea, cough, wheezing could be present. • Physical examination: Hypoxemia, tachycardia, rales and wheezes. • Twice more frequent in women. • 1/3 previous history of asthma. 15 Andres Miranda Gillian Lieberman, MD August, 2011 CEP: Diagnostic studies Laboratory findings • Market peripheral eosinophilia. • ESR and CRP usually elevated. • IgE leves elevated in 50% of the cases. • Bronchoalveolar lavage (BAL): Allways high percentage of eosinophils. • Restrictive pattern or obstructive on lung function tests could be found. 16 Andres Miranda Gillian Lieberman, MD August, 2011 Companion patient #1: Upper lobes consolidation on CXR Areas of air space consolidation. Which are predominant in the upper lobes. Yeon J, et al. Eosinophilic Lung Disease: A clinical, radiolic and pathologic overview, RadioGraphics. 2007 17 Andres Miranda Gillian Lieberman, MD August, 2011 Companion patient #2: migratory infiltrates on CXR Migratory pulmonary infiltrates, zones of consolidation distributed peripherally. Mendes L, et al. Pulmonary eosinophilia, The Jornal Brasileiro de Pneumologia. 2009 18 Andres Miranda Gillian Lieberman, MD August, 2011 Companion patient #3: “Photographic negative of pulmonary edema” CXR UpToDate, 2011 The peripheral distribution of abnormalities results in the typical finding of “Photographic negative of pulmonary edema.” 19 Andres Miranda Gillian Lieberman, MD August, 2011 Companion patient #4: subpleural consolidation and pleural effusion on Chest CT C – axial chest CT. Lung window Other common findings are subpleural areas of consolidation in both lungs. Right pleural effusion is also seen, but is observed in less than 10%. Yookyung Kim, et al. The spectrum of eosinophilic lung disease: radiologic findings. Journal of computer assisted tomography. 1997 20 Andres Miranda Gillian Lieberman, MD August, 2011 Companion patient #5: ground glass opacities on Chest CT Bilateral asymmetrical areas of Ground glass opacities in peripheral distribution. C – axial chest CT. Lung window Adam. Grainger & Allisonʹs Diagnostic Radiology A Textbook of Medical Imaging. 5th edition 21 Andres Miranda Gillian Lieberman, MD August, 2011 Differential diagnosis • Focus on clinical and radiologic findings, and additional work up, the differential diagnosis includes: o Churg-Strauss Syndrome (CSS). o Bronchiolitis obliterans organizing pneumonia (BOOP). o Simple pulmonary eosinophilia (SPE) All of these diseases have eosinophilia as a remarkable finding. 22 Andres Miranda Gillian Lieberman, MD August, 2011 Churg‐Strauss syndrome (CSS) 23 Andres Miranda Gillian Lieberman, MD August, 2011 CCS: Presentation Churg-Strauss Syndrome: • Clinically: o Extrapulmonary involvement: Neurological, paranasal sinus, cardiac and skin. o Previous history of asthma. • Perinuclear - Anti-neutrophil cytoplasmic antibodies (P-ANCA) is found positive in 48 -73% of patients. 24 Andres Miranda Gillian Lieberman, MD August, 2011 CSS: Bilateral opacities and enlarged heart size on CXR • Bilateral opacities in both lower lobes and enlarged heart size which was proved to be pericardial effusion on CT. Yookyung Kim, et al. The spectrum of eosinophilic lung disease: radiologic findings. Journal of computer assisted tomography. 1997 25 Andres Miranda Gillian Lieberman, MD August, 2011 CSS: consolidation, ground glass opacities, pleural and pericardial effusions on Chest CT • • C – axial chest CT. Lung window Characteristics of eosinophilic lung involvement are Lung consolidation in the right lung and Ground glass opacities in the left side. Bilateral Pleural effusions and pericardial effusion. Subsequent to cardiomyopathy. Mason: Murray and Nadelʹs Textbook of Respiratory Medicine, 5th ed. 26 Andres Miranda Gillian Lieberman, MD August, 2011 CSS: Multiple centrilobular nodules, bronchial wall thickening and ground glass opacities on Chest CT • Other common findings are multiple centrilobular nodules, bronchial wall thickening. Also some areas of diffuse ground glass opacities are present. C – axial chest CT. Lung window Yeon J, et al. Eosinophilic Lung Disease: A clinical, radiolic and pathologic overview, RadioGraphics. 2007 27 Andres Miranda Gillian Lieberman, MD August, 2011 Bronchiolitis obliterans organizing pneumonia (BOOP) 28 Andres Miranda Gillian Lieberman, MD August, 2011 BOOP: Presentation and laboratory • Histological diagnosis of organizing pneumonia of unknown etiology. • Clinical: o Short history of cough, dyspnea, fever, malaise and weight loss. • Excellent response to corticosteroid treatment, but relapses are common. 29 Andres Miranda Gillian Lieberman, MD August, 2011 BOOP: Relapsing consolidations Adam. Grainger & Allisonʹs Diagnostic Radiology A Textbook of Medical Imaging. 5th edition Multifocal consolidation in upper and mid zones, the relapse is present after stopping the treatment, a suggestive characteristic of this condition. 30 Andres Miranda Gillian Lieberman, MD August, 2011 BOOP: consolidation and ground glass opacities on Chest CT • areas of consolidation in both upper lobes, with associated ground-glass opacification. C – axial chest CT. Lung window Adam. Grainger & Allisonʹs Diagnostic Radiology A Textbook of Medical Imaging. 5th edition 31 Andres Miranda Gillian Lieberman, MD August, 2011 BOOP: consolidation and ground glass opacities affecting both lungs. • These consolidations and groundglass opacification. Could be present in all lobes. C – axial chest CT. Lung window Adam. Grainger & Allisonʹs Diagnostic Radiology A Textbook of Medical Imaging. 5th edition 32 Andres Miranda Gillian Lieberman, MD August, 2011 Simple pulmonary eosinophilia (Loeffler Syndrome) 33 Andres Miranda Gillian Lieberman, MD August, 2011 Simple pulmonary eosinophilia: Presentation • It is due to the passage of some parasites, especially nematodes, through the lung. • Could be asymptomatic or just general symptoms. • The most common causes are: Ascaris lumbricoides, Strongiloides Stercoralis and Toxocara canis. 34 Andres Miranda Gillian Lieberman, MD August, 2011 Simple pulmonary eosinophilia: Migratory opacities. • Migratory opacities with peripheral distribution. Sharma Girish. Loeffler syndrome. Medscape reference 35 Andres Miranda Gillian Lieberman, MD August, 2011 Simple pulmonary eosinophilia: Ground glass opacities on chest CT C – axial chest CT. Lung window • Mixed bilateral areas of consolidation and ground glass opacities. Usually these changes resolve spontaneously within one month. Yeon J, et al. Eosinophilic Lung Disease: A clinical, radiolic and pathologic overview, RadioGraphics. 2007 36 Andres Miranda Gillian Lieberman, MD August, 2011 SPE: Other findings on CT • This lesion could be a common finding in patient with Loeffler syndrome, and can be concerning about malignancy, however in this case it dissapear Pulmonary completely at nodule C – axial chest CT. Lung window follow-up. Yeon J, et al. Eosinophilic Lung Disease: A clinical, radiolic and pathologic overview, RadioGraphics. 2007 37 Andres Miranda Gillian Lieberman, MD August, 2011 Going back to our patient: Additional work‐up 38 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: Hospital admission Our patient was admitted to the hospital for In-patient work-up, where she underwent: • Bronchoalveolar lavage (BAL): Red blood cells: 0 Polys: 11, Lymphs: 6, Monos: 0, Eos: 44, Macro: 39. • ABG: Hypoxemia. • Bronchoscopy: Negative for anatomic abnormality. • Parasites serology: Negative. 39 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: Diagnostic tests • Lung biopsy: fibrosis and scarring, increased number of eosinophiles. Involves bronchial walls, changes suggestive of pulmonary hypertension. • P-ANCA: Negatives. • Control CBC showed WBC: 10,000 with 19% eosinophils(2000). ESR: 71 40 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: more diagnostic tests • Total IgE: 4916. • Allergens skin testing: Panelevation of enviromental allergens, including Aspergillus. • Spirometry: Severe restrictive pattern. 41 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: fibrosis and ground glass opacities on Chest CT Areas of fibrosis in both upper lobes with subpleural distributions. Bilateral Ground glass opacities C – axial chest CT. Lung window PACS, BIDMC 42 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: fibrosis and loss of volume on chest CT • Bilateral peripheral fibrosis, along with signs of right upper lobe loss of volume. C – coronal chest CT. Lung window PACS, BIDMC 43 Andres Miranda Gillian Lieberman, MD August, 2011 Our patient: bronchiectasis, mucus impactation and centrilobular nodules on chest CT C – axial chest CT. Lung window • Bilateral bronchiectasis radiating from perihilar areas. • Zone of mucus impactation, within bronchiectasis. • Centrilobular nodules. PACS, BIDMC 44 Andres Miranda Gillian Lieberman, MD August, 2011 Allergic Bronchopulmonary Aspergillosis A new diagnosis to take into account in our patient. 45 Andres Miranda Gillian Lieberman, MD August, 2011 Presentation • Patient with previous history of asthma. • There are essential findings for the diagnosis: • o Skin test reactivity to Aspergillus sp. o Total IgE level more than 1000 U/L. o IgE or IgG against Aspergillus sp. In the blood. o Peripheral blood eosinophilia. Symptoms are general and there are no specific clinical findings other than these of asthma. 46 Andres Miranda Gillian Lieberman, MD August, 2011 Companion patient #6: opacities and dilated bronchi on CXR • Opacities in both upper lung zones and round opacity in left lower lung zone. Also dilated bronchi in right side are present. Yookyung Kim, et al. The spectrum of eosinophilic lung disease: radiologic findings. Journal of computer assisted tomography. 1997 47 Andres Miranda Gillian Lieberman, MD August, 2011 Companion patient #7: Mucus plugging and bronchiectasis on Chest CT Bilateral zones of mucous plugging. C – axial chest CT. Lung window Tubular and cystic bronchiectasis Goldman: Goldmanʹs Cecil Medicine, 24th ed. 48 Andres Miranda Gillian Lieberman, MD August, 2011 These findings are almost pathognomonic of Allergic Bronchopulmonary Aspergillosis in patients with previous history of asthma, elevated eosinophil count and high serum IgE 49 Andres Miranda Gillian Lieberman, MD August, 2011 Patient analysis 50 Andres Miranda Gillian Lieberman, MD August, 2011 Outcome The diagnosis of Chronic eosinphilic pneumonia and Allergic Bronchopulmonary Aspergillosis was made based on the following: • Clinical findings: o Long history of respiratory and general symptoms. o Non clear PMH positive for asthma. • Laboratory: o o o o o o Peripheral eosinophilia greater than 1.000 /uL. Persistent elevated ESR. IgE level higher than 1.000 U/L. Severe restrictive pattern on lung function test. BAL and byopsia: Market eosinophilia and inflammatory changes. Exclusion of other possible causes: Infection, vasculitis. 51 Andres Miranda Gillian Lieberman, MD August, 2011 Summary of imaging findings • Chest X-ray: o Parenchimal densities more accentuated in upper lobes. o Generalized linear opacities. o Peripheral pleural thckening. • Chest CT: o Areas of peropheral fibrosis and bilateral ground glass opacities predominant in upper lobes. o Bilateral bronchiectasis and mucous impactation. o Centrilobular nodules. 52 Andres Miranda Gillian Lieberman, MD August, 2011 After the diagnosis was made, the therapy was optimized and patient has been doing well with symptoms last years; however his findings on pulmonary imaging have not improved much, because the patient is in the fibrotic phase of the disease, which is irreversible. 53 Andres Miranda Gillian Lieberman, MD August, 2011 Conclusions 54 Andres Miranda Gillian Lieberman, MD August, 2011 Conclusions • There are a big number of conditions that can cause peripheral eosinophilia along with pulmonary symptoms, in these cases extended work-up will be necessary in order to make a right diagnosis and provide correct treatment. • Different modalities of imaging, such as chest X-ray and CT, play an important role in the diagnosis of these diseases. • The approach bases on radiologic and clinical findings usually is enough and invasive procedures, as byopsies could be avoided. 55 Andres Miranda Gillian Lieberman, MD August, 2011 References • • • • • • • • • • • • Jeong Yeon Joo , Kun-il Kim, Im Jeong Seo, Chang Hun Lee, Ki Nam Lee, Ki Nam Kim, et al. Eosinophilic Lung Diseases: A clinical Radiologic, and Pathologic overview. Radiographics. 2007; 27: 617-639. Mendes Luiz, Luiz Fernando Ferreira. Pulmonary eosinophilia. The Jornal Brasileiro de Pneumologia. 2009; 35(6): 561-573 Cottin Vincent, Jean-Francois Cordier. Eosinophilic pneumonias. Allergy. 2005; 60: 841-857. Franquet Tomas, Nestor L Muller, Ana Gimenez, Pedro Guembe, Jesus de la Torre, S. Bague. Radiographics. 2001; 21: 825-837. Marchand Eric, Jean-Francois Cordier. Idiopathic chronic eosinophilic pneumonia. Orphanet journal of Rare diseases. 2006, 1:11. Yookyung Kim, Kyung Soo Lee, Dong-Chull Choi, Steven L Primack, Jung-Gi Im. The spectrum of eosinophilic lung disease: radiologic findings. Journal of computer assisted tomography. 1997; 21(6): 920930. Klion Amy D, Peter F Weller. Causes of pulmonary eosinophilia. 2011. UpToDate online. King Talmadge Jr, Kevin K Brown. Treatment of idiopathic acute eosinophilic. 2011. UpToDate onlie. Goldman. Goldman’s Cecil Medicine. 24th edition. New York: Elsevier Saunders. 2011. URL: http://www.mdconsult.com.libaccess.lib.mcmaster.ca/books/. Accesed 08/22/2011 Mason: Murray and Nadel's. Textbook of Respiratory Medicine. 5th edition. New York: Elsevier Saunders. 2010. URL: http://www.mdconsult.com.libaccess.lib.mcmaster.ca/books/. Accesed 08/22/2011. Adam. Grainger & Allison's Diagnostic Radiology A Textbook of Medical Imaging. 5th edition. Elsevier Churchill livingstone. 2008. URL: http://www.mdconsult.com.libaccess.lib.mcmaster.ca/books. Accesed 08/22/2011. Sharma Girish. Loeffler syndrome. Medscape reference. URL: http://emedicine.medscape.com/article/1002606-overview. Accesed 08/22/2011. 56 Andres Miranda Gillian Lieberman, MD August, 2011 Acknowledgements 57 Andres Miranda Gillian Lieberman, MD August, 2011 I would like to thank… • Dr. Alexander Bankier. • Dr. Ammar Sarwar. • Dr. Javier Perez. • Dr. Gillian Lieberman. • Emiliy Hanson. • Classmates of Harvard Medical School. 58