Diagnosis of pleural effusion by portable ultrasound and chest radiography in intensive care unit

Pleural effusion (PE) is common among ICU and acutely ill patients. Traditionally plain chest radiography (CXR) has been done for pleural effusion evaluation in ICU. However, better results have been reported by ultrasound for the diagnosis of this condition in ICU. In this study, we compared two m...

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Main Authors: Mohammadreza Kasraei, Hamidreza Abtahi, Niloofar Eyoobi Yazdi, Enayat Safavi, Shahram Firoozbakhsh, Mostafa Mohammady
Format: Article
Language:fas
Published: Tehran University of Medical Sciences 2014-10-01
Series:Tehran University Medical Journal
Subjects:
Online Access:http://tumj.tums.ac.ir/browse.php?a_code=A-10-25-5253&slc_lang=en&sid=1
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author Mohammadreza Kasraei
Hamidreza Abtahi
Niloofar Eyoobi Yazdi
Enayat Safavi
Shahram Firoozbakhsh
Mostafa Mohammady
author_facet Mohammadreza Kasraei
Hamidreza Abtahi
Niloofar Eyoobi Yazdi
Enayat Safavi
Shahram Firoozbakhsh
Mostafa Mohammady
author_sort Mohammadreza Kasraei
collection DOAJ
description Pleural effusion (PE) is common among ICU and acutely ill patients. Traditionally plain chest radiography (CXR) has been done for pleural effusion evaluation in ICU. However, better results have been reported by ultrasound for the diagnosis of this condition in ICU. In this study, we compared two methods of ultrasound and CXR in PE detection in ICU patients. Also we studied the percentage of thoracentesis by physician after detection of PE by ultrasonography or CXR. Methods: Portable supine CXR and chest ultrasound were done in Thirty-nine non-surgical patients who were admitted to the Medical and General ICUs of Imam Khomeini hospital in Tehran from Oct 2013 to Mar 2014. Ultrasound was done and interpreted by radiologist and CXR by patient' physician. Thoracentesis or CT-scan was used as gold standard for PE diagnosis. Results: Ultrasound in 29 patients (74.3%) showed PE. In 21 patients thoracentesis was done by patient’s physician and all had PE with mean volume of 447.2(417.6). In 13 of 18 patients without thoracentesis chest CT scan was available. It shows PE in 6 cases (all with positive PE in ultrasonography). CXR in 9 patients (23.1%) was positive for PE and in 30 patients (76.9%) was negative. The ability of chest ultrasound and CXR for diagnosis of PE was significantly different (P= 0.0.1). In 68.9 % of cases that ultrasound was positive, the CXR was negative and only in 34.5% of cases both methods had negative results. The sensitivity, specificity, positive and negative predictive values were 100% (87.1-100), 100% (58.9-100), 100% (87.1-100), 100% (58.9-100) respectively for ultrasonography. For CXR there were 33% (16.6-54.0), 100% (58.9-100), 100% (66.2-100), 28% (12.1-49.4) respectively. Conclusion: Ultrasonography for diagnosis of pleural effusion in ICU patients has better diagnostic performance than portable CXR
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spelling doaj.art-6af8d033e7524ecaa8fd6442406746a02022-12-22T03:18:50ZfasTehran University of Medical SciencesTehran University Medical Journal1683-17641735-73222014-10-01727463470Diagnosis of pleural effusion by portable ultrasound and chest radiography in intensive care unitMohammadreza Kasraei 0Hamidreza Abtahi1Niloofar Eyoobi Yazdi2Enayat Safavi3Shahram Firoozbakhsh4Mostafa Mohammady5 Department of Pulmonary, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran Department of Pulmonary, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran Department of Radiology, Tehran University of Medical Sciences, Tehran, Iran Department of Pulmonary, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran Department of Pulmonary, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran Department of Anesthesiology, Tehran University of Medical Sciences, Tehran, Iran Pleural effusion (PE) is common among ICU and acutely ill patients. Traditionally plain chest radiography (CXR) has been done for pleural effusion evaluation in ICU. However, better results have been reported by ultrasound for the diagnosis of this condition in ICU. In this study, we compared two methods of ultrasound and CXR in PE detection in ICU patients. Also we studied the percentage of thoracentesis by physician after detection of PE by ultrasonography or CXR. Methods: Portable supine CXR and chest ultrasound were done in Thirty-nine non-surgical patients who were admitted to the Medical and General ICUs of Imam Khomeini hospital in Tehran from Oct 2013 to Mar 2014. Ultrasound was done and interpreted by radiologist and CXR by patient' physician. Thoracentesis or CT-scan was used as gold standard for PE diagnosis. Results: Ultrasound in 29 patients (74.3%) showed PE. In 21 patients thoracentesis was done by patient’s physician and all had PE with mean volume of 447.2(417.6). In 13 of 18 patients without thoracentesis chest CT scan was available. It shows PE in 6 cases (all with positive PE in ultrasonography). CXR in 9 patients (23.1%) was positive for PE and in 30 patients (76.9%) was negative. The ability of chest ultrasound and CXR for diagnosis of PE was significantly different (P= 0.0.1). In 68.9 % of cases that ultrasound was positive, the CXR was negative and only in 34.5% of cases both methods had negative results. The sensitivity, specificity, positive and negative predictive values were 100% (87.1-100), 100% (58.9-100), 100% (87.1-100), 100% (58.9-100) respectively for ultrasonography. For CXR there were 33% (16.6-54.0), 100% (58.9-100), 100% (66.2-100), 28% (12.1-49.4) respectively. Conclusion: Ultrasonography for diagnosis of pleural effusion in ICU patients has better diagnostic performance than portable CXRhttp://tumj.tums.ac.ir/browse.php?a_code=A-10-25-5253&slc_lang=en&sid=1chest X-ray intensive care unit lung pleural effusion ultrasonography
spellingShingle Mohammadreza Kasraei
Hamidreza Abtahi
Niloofar Eyoobi Yazdi
Enayat Safavi
Shahram Firoozbakhsh
Mostafa Mohammady
Diagnosis of pleural effusion by portable ultrasound and chest radiography in intensive care unit
Tehran University Medical Journal
chest X-ray
intensive care unit
lung
pleural effusion
ultrasonography
title Diagnosis of pleural effusion by portable ultrasound and chest radiography in intensive care unit
title_full Diagnosis of pleural effusion by portable ultrasound and chest radiography in intensive care unit
title_fullStr Diagnosis of pleural effusion by portable ultrasound and chest radiography in intensive care unit
title_full_unstemmed Diagnosis of pleural effusion by portable ultrasound and chest radiography in intensive care unit
title_short Diagnosis of pleural effusion by portable ultrasound and chest radiography in intensive care unit
title_sort diagnosis of pleural effusion by portable ultrasound and chest radiography in intensive care unit
topic chest X-ray
intensive care unit
lung
pleural effusion
ultrasonography
url http://tumj.tums.ac.ir/browse.php?a_code=A-10-25-5253&slc_lang=en&sid=1
work_keys_str_mv AT mohammadrezakasraei diagnosisofpleuraleffusionbyportableultrasoundandchestradiographyinintensivecareunit
AT hamidrezaabtahi diagnosisofpleuraleffusionbyportableultrasoundandchestradiographyinintensivecareunit
AT niloofareyoobiyazdi diagnosisofpleuraleffusionbyportableultrasoundandchestradiographyinintensivecareunit
AT enayatsafavi diagnosisofpleuraleffusionbyportableultrasoundandchestradiographyinintensivecareunit
AT shahramfiroozbakhsh diagnosisofpleuraleffusionbyportableultrasoundandchestradiographyinintensivecareunit
AT mostafamohammady diagnosisofpleuraleffusionbyportableultrasoundandchestradiographyinintensivecareunit