Fibrinolysis with Lower Dose Urokinase in Patients with Complicated Parapneumonic Effusion

Background Intrapleural urokinase is one of the most widely used fibrinolytic agents in the treatment of complicated parapneumonic effusion (CPPE). However, little research has been performed on the optimal urokinase dosage. The aim of this study was to evaluate the treatment efficacy of half dose u...

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Main Authors: Seul Lee, Heock Lee, Dong Hyun Lee, Bo Hyoung Kang, Mee Sook Roh, Choohee Son, Sung Hyun Kim, Hyun-Kyung Lee, Soo-Jung Um
Format: Article
Language:English
Published: The Korean Academy of Tuberculosis and Respiratory Diseases 2021-04-01
Series:Tuberculosis and Respiratory Diseases
Subjects:
Online Access:http://www.e-trd.org/upload/pdf/trd-2020-0018.pdf
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author Seul Lee
Heock Lee
Dong Hyun Lee
Bo Hyoung Kang
Mee Sook Roh
Choohee Son
Sung Hyun Kim
Hyun-Kyung Lee
Soo-Jung Um
author_facet Seul Lee
Heock Lee
Dong Hyun Lee
Bo Hyoung Kang
Mee Sook Roh
Choohee Son
Sung Hyun Kim
Hyun-Kyung Lee
Soo-Jung Um
author_sort Seul Lee
collection DOAJ
description Background Intrapleural urokinase is one of the most widely used fibrinolytic agents in the treatment of complicated parapneumonic effusion (CPPE). However, little research has been performed on the optimal urokinase dosage. The aim of this study was to evaluate the treatment efficacy of half dose urokinase compared with conventional dose urokinase. Methods We retrospectively enrolled 92 patients with CPPE or empyema who underwent intrapleural urokinase treatment at two tertiary hospitals. Patients received antibiotics, chest tube drainage, and other treatments as part of routine care. The primary outcome was the treatment success rate in the half dose urokinase group (50,000 IU daily for maximal 6 days) and the conventional dose urokinase group (100,000 IU daily). Treatment success was defined as clinical and radiological improvements without surgical treatment or re-admission within one month. Results Forty-four patients received half dose urokinase, whereas 48 patients were treated with conventional dose urokinase. Both groups were relatively well matched at baseline, excluding higher serum white blood cell count and higher empyema prevalence in the half dose urokinase group. The treatment success rate was not different between the two groups (p=0.048). There were no differences in the rate of in-hospital death and surgical treatment, hospitalization duration, and indwelling catheter duration. In the multivariate analysis, urokinase dose was not a predictor of treatment success. Conclusion Half dose intrapleural urokinase is equally effective conventional dose urokinase in treating patients with CPPE or empyema.
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spelling doaj.art-a100358a01564f78a62f352536b2da6d2022-12-21T21:30:45ZengThe Korean Academy of Tuberculosis and Respiratory DiseasesTuberculosis and Respiratory Diseases1738-35362005-61842021-04-0184213413910.4046/trd.2020.00183294Fibrinolysis with Lower Dose Urokinase in Patients with Complicated Parapneumonic EffusionSeul Lee0Heock Lee1Dong Hyun Lee2Bo Hyoung Kang3Mee Sook Roh4Choohee Son5Sung Hyun Kim6Hyun-Kyung Lee7Soo-Jung Um8 Pulmonology Division, Department of Internal Medicine, Dong-A University Hospital, Dong-A University College of Medicine, Busan, Republic of Korea Pulmonology Division, Department of Internal Medicine, Dong-A University Hospital, Dong-A University College of Medicine, Busan, Republic of Korea Pulmonology Division, Department of Internal Medicine, Dong-A University Hospital, Dong-A University College of Medicine, Busan, Republic of Korea Pulmonology Division, Department of Internal Medicine, Dong-A University Hospital, Dong-A University College of Medicine, Busan, Republic of Korea Department of Pathology, Dong-A University Hospital, Dong-A University College of Medicine, Busan, Republic of Korea Pulmonology Division, Department of Internal Medicine, Dong-A University Hospital, Dong-A University College of Medicine, Busan, Republic of Korea Division of Pulmonology, Allergy and Critical Care Medicine, Department of Internal Medicine, Busan Paik Hospital, Inje University College of Medicine, Busan, Republic of Korea Division of Pulmonology, Allergy and Critical Care Medicine, Department of Internal Medicine, Busan Paik Hospital, Inje University College of Medicine, Busan, Republic of Korea Pulmonology Division, Department of Internal Medicine, Dong-A University Hospital, Dong-A University College of Medicine, Busan, Republic of KoreaBackground Intrapleural urokinase is one of the most widely used fibrinolytic agents in the treatment of complicated parapneumonic effusion (CPPE). However, little research has been performed on the optimal urokinase dosage. The aim of this study was to evaluate the treatment efficacy of half dose urokinase compared with conventional dose urokinase. Methods We retrospectively enrolled 92 patients with CPPE or empyema who underwent intrapleural urokinase treatment at two tertiary hospitals. Patients received antibiotics, chest tube drainage, and other treatments as part of routine care. The primary outcome was the treatment success rate in the half dose urokinase group (50,000 IU daily for maximal 6 days) and the conventional dose urokinase group (100,000 IU daily). Treatment success was defined as clinical and radiological improvements without surgical treatment or re-admission within one month. Results Forty-four patients received half dose urokinase, whereas 48 patients were treated with conventional dose urokinase. Both groups were relatively well matched at baseline, excluding higher serum white blood cell count and higher empyema prevalence in the half dose urokinase group. The treatment success rate was not different between the two groups (p=0.048). There were no differences in the rate of in-hospital death and surgical treatment, hospitalization duration, and indwelling catheter duration. In the multivariate analysis, urokinase dose was not a predictor of treatment success. Conclusion Half dose intrapleural urokinase is equally effective conventional dose urokinase in treating patients with CPPE or empyema.http://www.e-trd.org/upload/pdf/trd-2020-0018.pdfcathetersempyemafibrinolysisindwellingpleurisypneumonia
spellingShingle Seul Lee
Heock Lee
Dong Hyun Lee
Bo Hyoung Kang
Mee Sook Roh
Choohee Son
Sung Hyun Kim
Hyun-Kyung Lee
Soo-Jung Um
Fibrinolysis with Lower Dose Urokinase in Patients with Complicated Parapneumonic Effusion
Tuberculosis and Respiratory Diseases
catheters
empyema
fibrinolysis
indwelling
pleurisy
pneumonia
title Fibrinolysis with Lower Dose Urokinase in Patients with Complicated Parapneumonic Effusion
title_full Fibrinolysis with Lower Dose Urokinase in Patients with Complicated Parapneumonic Effusion
title_fullStr Fibrinolysis with Lower Dose Urokinase in Patients with Complicated Parapneumonic Effusion
title_full_unstemmed Fibrinolysis with Lower Dose Urokinase in Patients with Complicated Parapneumonic Effusion
title_short Fibrinolysis with Lower Dose Urokinase in Patients with Complicated Parapneumonic Effusion
title_sort fibrinolysis with lower dose urokinase in patients with complicated parapneumonic effusion
topic catheters
empyema
fibrinolysis
indwelling
pleurisy
pneumonia
url http://www.e-trd.org/upload/pdf/trd-2020-0018.pdf
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