![]() Spontaneous pneumothorax as a complication of septic pulmonary embolism in an intravenous drug user: a case report. Thrombotic and nonthrombotic pulmonary arterial embolism: spectrum of imaging findings. Septic pulmonary embolism complicating a central venous catheter. Septic pulmonary emboli due to periodontal disease. High-resolution MDCT of pulmonary septic embolism: evaluation of the feeding vessel sign. Computed tomographic features of pulmonary septic emboli: comparison of causative microorganisms. Pulmonary septic emboli: diagnosis with CT. Spiral CT findings in septic pulmonary emboli. Radiographics (full text) - Pubmed citation High-resolution CT and CT angiography of peripheral pulmonary vascular disorders. Engelke C, Schaefer-Prokop C, Schirg E et-al. The target sign: a new radiologic sign of septic pulmonary emboli. Septic pulmonary emboli: CT-radiographic correlation. #X particles infectio free(full text) - doi:10.1136/adc.87.4.312 - Free text at pubmed - Pubmed citation Clinical and radiographic spectrum of septic pulmonary embolism. ![]() Complicationsįor small and/or different size cavitary lung lesions on HRCT or CT chest, consider: ![]() Management focuses on treatment of the underlying infection and any associated complications. peripheral nodular densities usually range between 5-35 mm 7.the wedge-shaped lesions usually range between 10-20 mm 6.these may have a dependent, lower zone predication 13,15.subpleural nodular lesions or wedge-shaped densities with or without necrosis caused by septic infarcts (these can manifest as cavitary pulmonary infarcts).feeding vessel sign 9: peripheral nodules with clearly identifiable feeding vessels associated with lung abscesses 2,3.features suggestive of complicating pleura empyemas may be seenīilateral abnormalities may be present in as much as 80% of cases 18.accompanying small pleural effusions can be common.may increase in number or change in appearance (size or degree of cavitation) on subsequent short-term follow up radiographs 12.the nodules vary greatly in size, which is a reflection of repeated episodes of embolic shower 15.these nodules generally range between 1-3 cm.diffuse bilateral nodular densities (often poorly marginated) in varying stages of cavitation.peripheral, lower lobe predominant infiltrative densities: can be unilateral or bilateral.Plain radiographĬhest x-ray features are nonspecific but may show 3: Most patients will be clinically septic and have positive blood cultures at the time of imaging assessment. The clinical context is significant in image interpretation and differential considerations. Fusobacterium necrophorum (in Lemierre syndrome). ![]() soft tissue infection) with associated septal defects ![]() right-sided infective endocarditis, particularly tricuspid valve (occasionally pulmonary valve 19).Septic emboli can originate from different sources 5: Often concurrent symptoms of the extrapulmonary primary infective focus are also present. Symptoms can be not specific but most manifest as a bacteremia 18 with, dyspnea, chest pain, cough and other respiratory symptoms. ![]()
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