Abstract:
PURPOSE:To establish whether a relationship exists between computed tomography features of lung opacities in severely neutropenic patients and their Aspergillus or bacterial etiology. METHODS:Computed tomography scans of 124 patients with lung opacities larger than 5 mm occurring during severe (neutrophils <500/mm) and prolonged (>7 d) neutropenia-induced by bone marrow transplantation and/or high-dose chemotherapy for hematologic malignancies-were reviewed. Invasive pulmonary aspergillosis or bacterial pneumonia were assessed by means of bronchoalveolar lavage, bronchial washing, trans-bronchial biopsy or (for bacteria only) blood cultures. Pulmonary opacities were classified as nodules or as consolidations. The presence of a perinodular ground-glass halo, the similarity of consolidations to a pulmonary infarction and the presence of cavitation (crescent-shaped or not) were recorded. RESULTS:Invasive pulmonary aspergillosis was diagnosed in 68 patients; bacterial pneumonia in 56. Nodules (85) were more common than consolidations (39); their distribution among the patients with aspergillosis (52 nodules and 16 consolidations) and those with bacterial pneumonia (33 nodules and 23 consolidations) was even. Out of the 19 nodules surrounded by a halo 17 were due to aspergillosis. Nine consolidations (3 due to aspergillosis) were infarctionlike shaped. Cavitation appeared during 22/68 aspergillosis and 31/56 bacterial pneumonias; an air-crescent in 6 patients with aspergillosis and in 24 with bacterial pneumonia. CONCLUSIONS:Although rare enough, the perinodular halo is highly specific for invasive aspergillosis. The nodular pattern of lung opacities, their similarity to a pulmonary infarction, the occurrence of cavitation and the air-crescent are not related to aspergillosis.
journal_name
J Thorac Imagingjournal_title
Journal of thoracic imagingauthors
Bruno C,Minniti S,Vassanelli A,Pozzi-Mucelli Rdoi
10.1097/RTI.0b013e31805f6a42subject
Has Abstractpub_date
2007-05-01 00:00:00pages
160-5issue
2eissn
0883-5993issn
1536-0237pii
00005382-200705000-00009journal_volume
22pub_type
杂志文章abstract::Pulmonary hypertension (PH) may be idiopathic or related to a variety of diseases. The diagnosis, accurate assessment of etiology and severity, prognosis, treatment response, and follow-up of PH can be achieved using a diverse set of diagnostic examinations. In this review, the role of imaging in the evaluation of PH ...
journal_title:Journal of thoracic imaging
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journal_title:Journal of thoracic imaging
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journal_title:Journal of thoracic imaging
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journal_title:Journal of thoracic imaging
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abstract::Hypersensitivity pneumonitis is an important but underdiagnosed form of interstitial lung disease. Its clinical hallmark is recurrent or chronic pulmonary symptoms of variable severity associated with an array of systemic symptoms but without extrapulmonary structural abnormalities. Clinical suspicion is the key to di...
journal_title:Journal of thoracic imaging
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更新日期:1993-01-01 00:00:00
abstract:SUMMARY:To assess the radiologic findings of systemic arterial supply to the normal basal segments of the left lower lobe, chest radiographs and CT scans of all 11 patients were reviewed retrospectively by two chest radiologists. On posteroanterior chest radiographs (n = 11), the anomalous systemic artery arising from ...
journal_title:Journal of thoracic imaging
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doi:10.1097/00005382-200201000-00004
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journal_title:Journal of thoracic imaging
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doi:10.1097/RTI.0b013e3182475424
更新日期:2012-11-01 00:00:00
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journal_title:Journal of thoracic imaging
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更新日期:2010-11-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章,评审
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更新日期:2006-11-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章,评审
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更新日期:2014-09-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章,评审
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更新日期:1986-07-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-198801000-00006
更新日期:1988-01-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-199910000-00009
更新日期:1999-10-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-199904000-00005
更新日期:1999-04-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-199801000-00012
更新日期:1998-01-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-200401000-00007
更新日期:2004-01-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-199001000-00006
更新日期:1990-01-01 00:00:00
abstract::Chronic lung disease is a leading cause of morbidity and mortality in the United States. Quantitative techniques for assessing emphysema and related airway disease have been slow to gain acceptance among radiologists, who have traditionally used description of structural changes to evaluate these diseases. This review...
journal_title:Journal of thoracic imaging
pub_type: 杂志文章,评审
doi:10.1097/01.rti.0000142838.60353.b1
更新日期:2004-10-01 00:00:00
abstract:PURPOSE:The aim of this study was to evaluate the impact of percutaneous pulmonary valve implantation (PPVI) and surgical pulmonary valve replacement (SPVR) on biventricular and pulmonary valve function using cardiac magnetic resonance. MATERIALS AND METHODS:Thirty-five patients aged 20±8 years (mean±SD) underwent PPV...
journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/RTI.0000000000000272
更新日期:2017-11-01 00:00:00
abstract::The radiographic abnormalities of primary Kaposi's sarcoma of the lung in a patient with a renal transplant are reported. The findings are similar to other malignancies and infections that are well recognized in the renal transplant population. In the appropriate clinical setting, the radiologist should consider the d...
journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-200010000-00012
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abstract:PURPOSE:The purpose of this study was to elucidate the impact of being unmarried on coronary computed tomography (CT) imaging biomarkers and mortality in a lung cancer screening population. MATERIALS AND METHODS:In this retrospective case-control study, 5707 subjects (3777 married; mean age: 61.9±5.1 y and 1930 unmarr...
journal_title:Journal of thoracic imaging
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-199701000-00008
更新日期:1997-01-01 00:00:00
abstract::The outcome of treatment in patients with early asymptomatic HIV disease has recently improved. Clinical trials with zidovudine have demonstrated efficacy and greatly reduced toxicity when the drug is used in asymptomatic HIV-infected persons who have fewer than 500 CD4+ cells/mm3, and resistance to this drug in these...
journal_title:Journal of thoracic imaging
pub_type: 杂志文章,评审
doi:10.1097/00005382-199109000-00004
更新日期:1991-09-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/01.rti.0000213588.52343.13
更新日期:2007-08-01 00:00:00
abstract::Immunocompromised hosts have defects in their immune system that make them at risk of developing a variety of infections. In addition, these persons may develop a wide variety of noninfectious disease processes that involve the lung. These disorders may be caused by the underlying disease process. This may be seen wit...
journal_title:Journal of thoracic imaging
pub_type: 杂志文章,评审
doi:10.1097/00005382-199901000-00002
更新日期:1999-01-01 00:00:00
abstract::Cardiac masses encountered on imaging may present a diagnostic dilemma when discovered incidentally, or even when they serve as the principal reason for the examination. In this review, we present an algorithmic approach for assessing cardiac masses by integrating clinical information with radiologic findings to reach...
journal_title:Journal of thoracic imaging
pub_type: 杂志文章,评审
doi:10.1097/RTI.0000000000000371
更新日期:2019-01-01 00:00:00
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journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-200201000-00014
更新日期:2002-01-01 00:00:00
abstract::Following human immunodeficiency virus (HIV) infection, there is an ordered progression of immunologic abnormalities that results from the selective infection of the T4 helper/inducer subset of T lymphocytes. The loss of helper T-cell function disrupts both the cellular and humoral aspects of the immune response. The ...
journal_title:Journal of thoracic imaging
pub_type: 杂志文章,评审
doi:
更新日期:1991-09-01 00:00:00
abstract::Hydatid disease is a parasitic infestation caused by the larval stage of a tapeworm of the genus Echinococcus. This report describes an extremely rare complication of echinococcal disease in which severe pulmonary hypertension developed after massive hydatid pulmonary embolism. ...
journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/00005382-199904000-00015
更新日期:1999-04-01 00:00:00
abstract::We report a case of the "reversed halo sign" 6 weeks after radiofrequency ablation (RFA) of a lung neoplasm in an 80-year-old man. The "reversed halo sign," first described on computed tomography in cryptogenic organizing pneumonia, has later been described as being associated with a wide range of pulmonary pathologie...
journal_title:Journal of thoracic imaging
pub_type: 杂志文章
doi:10.1097/RTI.0b013e3182032203
更新日期:2011-11-01 00:00:00