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Clinical and Laboratory Profile of Chronic Pulmonary Aspergillosis

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Clinical and Laboratory Profile of Chronic Pulmonary Aspergillosis Original article 109 Clinical and laboratory profile of chronic pulmonary aspergillosis: a retrospective study Ramakrishna Pai Jakribettua, Thomas Georgeb, Soniya Abrahamb, Farhan Fazalc, Shreevidya Kinilad, Manjeshwar Shrinath Baligab Introduction Chronic pulmonary aspergillosis (CPA) is a type differential leukocyte count, and erythrocyte sedimentation of semi-invasive aspergillosis seen mainly in rate. In all the four dead patients, the cause of death was immunocompetent individuals. These are slow, progressive, respiratory failure and all patients were previously treated for and not involved in angio-invasion compared with invasive pulmonary tuberculosis. pulmonary aspergillosis. The predisposing factors being Conclusion When a patient with pre-existing lung disease compromised lung parenchyma owing to chronic obstructive like chronic obstructive pulmonary disease or old tuberculosis pulmonary disease and previous pulmonary tuberculosis. As cavity presents with cough with expectoration, not many studies have been conducted in CPA with respect to breathlessness, and hemoptysis, CPA should be considered clinical and laboratory profile, the study was undertaken to as the first differential diagnosis. examine the profile in our population. Egypt J Bronchol 2019 13:109–113 Patients and methods This was a retrospective study. All © 2019 Egyptian Journal of Bronchology patients older than 18 years, who had evidence of pulmonary Egyptian Journal of Bronchology 2019 13:109–113 fungal infection on chest radiography or computed tomographic scan, from whom the Aspergillus sp. was Keywords: chronic pulmonary aspergillosis, immunocompetent, laboratory isolated from respiratory sample (broncho-alveolar wash, parameters bronchoscopic sample, etc.) and diagnosed with CPA from aDepartment of Microbiology, Father Muller Medical College Hospital, 2008 to 2016, were included in the study. bFather Muller Medical College Hospital, cDepartment of Medicine, Father Muller Medical College Hospital, Kankanady, dDepartment of Microbiology, Results A total of 30 patients were included in the study. Most Kanachur Institute of Medical Sciences, Deralakatte, Mangalore, Karnataka, patients presented with pulmonary symptoms like cough with India expectoration, hemoptysis, fever, breathlessness, and chest Correspondence to Dr Ramakrishna Pai Jakribettu, MD, Associate pain. Among the systemic comorbid conditions, diabetes professor, Department of Microbiology, MES Medical College, mellitus was the most common (7/30), and nearly 50% (14/30) Perinthalmanna, Kerala, 679338, India. Mobile: +91-9986415211; e-mail: [email protected] of the patients had a history of pulmonary tuberculosis. Among the hematological parameters, a significant difference Received 12 April 2018 Accepted 16 August 2018 was observed in hemoglobin, total leukocyte count, Introduction The clinical features in patients with chronic Aspergillosis refers to a spectrum of infection or disease pulmonary aspergillosis (CPA) vary from nonspecific caused by fungi belonging to the genus Aspergillus sp. symptoms like fever not responding to antibacterial [1]. The most common pathogen causing the disease is therapy, cough with expectoration, dyspnea, to Aspergillus fumigatus, followed by Aspergillus flavus, mild–severe hemoptysis [7] CPA has mainly three Aspergillus niger, Aspergillus terreus, etc. [2]. These variety of presentations, that is, simple aspergilloma, fungi are ubiquitous in nature; thus, most of the chronic cavitary pulmonary aspergillosis, and chronic humans are exposed to the airborne spores, making fibrosing pulmonary aspergillosis [8]. It is a challenging lung the primary organ of infection. The inhaled fungal task for the clinical microbiologist to diagnose spores germinate into hyphae in the lung. Depending pulmonary aspergillosis, especially when septate on the immune status of the patients, these hyphae hyphae are seen in respiratory sample of an colonize in the respiratory tract and finally invade the immunocompetent individual, because of nonspecific pulmonary parenchyma [3]. The disease spectrum symptoms, and colonization of respiratory tract is very varies from noninvasive (allergic bronchopulmonary common in them, even though gold standard test is aspergillosis and aspergilloma) to invasive pulmonary histopathology, showing invasive, acute angled, aspergillosis and also disseminate through blood route branched, dichotomous septate hyphae with the [2]. Invasive aspergillosis is mainly seen in individuals fungal culture growing Aspergillus sp. from the with immunodeficient state like hematological sample from the same site [9]. malignancy, cancer chemotherapy, and AIDS [4]. Even, immunocompetent individuals are predisposed to aspergillosis, which includes previously treated This is an open access journal, and articles are distributed under the terms pulmonary tuberculosis with residual cavity [5], of the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 License, which allows others to remix, tweak, and build upon the work chronic obstructive pulmonary disease (COPD) [6], non-commercially, as long as appropriate credit is given and the new uncontrolled diabetes mellitus, and chronic alcoholism. creations are licensed under the identical terms. © 2019 Egyptian Journal of Bronchology | Published by Wolters Kluwer - Medknow DOI: 10.4103/ejb.ejb_35_18 110 Egyptian Journal of Bronchology, Vol. 13 No. 1, January-March 2019 Among the noninvasive diagnostic techniques, the The data from individual patients satisfying the high-resolution computed tomography of chest is inclusion criteria were noted down from individual more useful than the routine chest radiography, as it files and entered into the Microsoft excel. The helps in early diagnosis and treatment [10]. Use of demographic details were categorized into frequency, biomarkers like galactomannan and 1,3 β-D-Glucan in whereas the hematological and biochemical data were pulmonary aspergillosis is limited, as they are calculated to obtain mean±SD. All these details are nonspecific and detectable in infection with other represented in each of the tables. For overall fungus also [11]. comparison, results of cases of CPA were compared with controls, that is, healthy adult individuals who had Diagnosis of CPA includes (a) clinical features, come for health checkup, and subjected to the Student t including symptoms like fever not responding to test. A P value of 0.05 was considered significant. antibacterial therapy, loss of weight, cough with expectoration, dyspnea, and mild to severe hemoptysis; (b) radiological evidence of paracavitary Results infiltrates in pre-existing or new cavitations; and (c) A total of 30 patients were included in the study, laboratory evidence of increased inflammatory markers among which 60% (18/30) were male and 40% (12/ like erythrocyte sedimentation rate (ESR) and 30) female. Most patients presented with pulmonary Aspergillus sp. isolation from respiratory samples or symptoms like cough with expectoration, hemoptysis, positive for serum Aspergillus precipitin test [12]. fever, breathlessness, and chest pain, as shown in Table 1. Among the systemic comorbid conditions, The suspicious of aspergillosis in immunocompetent diabetes mellitus was the most common (7/30) and individuals and early diagnosis and effective antifungal nearly 50% (14/30) of the patients had history of therapy can reduce the morbidity and mortality. The pulmonary tuberculosis (Table 1). On auscultation of study was undertaken to assess the clinical and the lung field, crepitations, and rhonchi were found in laboratory profile of the patients diagnosed with CPA in our center. Table 1 The host factors in the patients with chronic pulmonary aspergillosis Symptoms N=30 [n %] Patients and methods Cough with expectoration 30 (100) This was a case–control study and was carried at the Hemoptysis 28 (93.33) Department of Microbiology, Father Muller Medical Fever 14 (46.67) College Hospital, Mangalore, India. The study was Breathlessness 13 (43.33) retrospective one. One of the investigators looked into Chest pain 7 (23.33) Chills and rigors 5 (16.67) the microbiology reports that confirmed the presence Aspergillus Weight loss 2 (6.67) of sp. in the bronchoscopic sample from the Orthopnea 2 (6.67) year January 2008 to December 2016. Diagnostic Wheeze 1 (3.33) criteria for CPA was as per European Society for Pre-existing structural lung diseases Clinical Microbiology and Infectious Diseases Previous history of TB 14 (46.67) (ESCMID) and European Respiratory Society Post TB–bronchiectasis 7 (23.33) guideline for the management of CPA. All the Post TB-fibrosis 1 (3.33) patients had chronic cavitary pulmonary aspergillosis COPD 5 (16.67) Bronchial asthma 3 (10) [13]. Patients with immunocompromised status like Systemic comorbidity positive for HIV, HBV, HCV, cancer chemotherapy, Diabetes mellitus 7 (23.33) systemic corticosteroid therapy, or any GVH disease Hypertension 3 (10) were not considered. The patients’ medical records Chronic kidney disease 1 (3.33) were retrieved, and the demographic, clinical, Chronic liver disease 1 (3.33) laboratory parameters, and therapeutic details were Cerebrovascular accident 1 (3.33) collected, analyzed, and finally correlated with the Signs outcome of the treatment. For controls, the Crepitations 13 (43.33) Rhonchi 6 (20) investigators considered the laboratory details of Bronchial breath sounds 4 (13.33) healthy individuals who had come for a regular Respiratory failure 3 (10) health check-up
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