Bilothorax: A Case Report and Systematic Literature Review of the Rare Entity

Background. Bilothorax is defined as the presence of bile in the pleural space. It is a rare condition, and diagnosis is confirmed with a pleural fluid-to-serum bilirubin ratio of >1. Methods. The PubMed, Embase, Google Scholar, and CINAHL databases were searched using predetermined Boolean param...

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Main Authors: Roshan Acharya, Smita Kafle, Yub Raj Sedhai, Dhan Bahadur Shrestha, Kevin Walsh, Wasif Elahi Shamsi, Suraj Gyawali, Nikita Acharya, Anthony Lukas Loschner, Edmundo Raul Rubio
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:Pulmonary Medicine
Online Access:http://dx.doi.org/10.1155/2024/3973056
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author Roshan Acharya
Smita Kafle
Yub Raj Sedhai
Dhan Bahadur Shrestha
Kevin Walsh
Wasif Elahi Shamsi
Suraj Gyawali
Nikita Acharya
Anthony Lukas Loschner
Edmundo Raul Rubio
author_facet Roshan Acharya
Smita Kafle
Yub Raj Sedhai
Dhan Bahadur Shrestha
Kevin Walsh
Wasif Elahi Shamsi
Suraj Gyawali
Nikita Acharya
Anthony Lukas Loschner
Edmundo Raul Rubio
author_sort Roshan Acharya
collection DOAJ
description Background. Bilothorax is defined as the presence of bile in the pleural space. It is a rare condition, and diagnosis is confirmed with a pleural fluid-to-serum bilirubin ratio of >1. Methods. The PubMed, Embase, Google Scholar, and CINAHL databases were searched using predetermined Boolean parameters. The systematic literature review was done per PRISMA guidelines. Retrospective studies, case series, case reports, and conference abstracts were included. The patients with reported pleural fluid analyses were pooled for fluid parameter data analysis. Results. Of 838 articles identified through the inclusion criteria and removing 105 duplicates, 732 articles were screened with abstracts, and 285 were screened for full article review. After this, 123 studies qualified for further detailed review, and of these, 115 were pooled for data analysis. The mean pleural fluid and serum bilirubin levels were 72 mg/dL and 61 mg/dL, respectively, with a mean pleural fluid-to-serum bilirubin ratio of 3.47. In most cases, the bilothorax was reported as a subacute or remote complication of hepatobiliary surgery or procedure, and traumatic injury to the chest or abdomen was the second most common cause. Tube thoracostomy was the main treatment modality (73.83%), followed by serial thoracentesis. Fifty-two patients (51.30%) had associated bronchopleural fistulas. The mortality was considerable, with 18/115 (15.65%) reported death. Most of the patients with mortality had advanced hepatobiliary cancer and were noted to die of complications not related to bilothorax. Conclusion. Bilothorax should be suspected in patients presenting with pleural effusion following surgical manipulation of hepatobiliary structures or a traumatic injury to the chest. This review is registered with CRD42023438426.
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spelling doaj-art-3a9045d2dd7e46a78007d5b9f2e07d262025-02-03T01:29:29ZengWileyPulmonary Medicine2090-18442024-01-01202410.1155/2024/3973056Bilothorax: A Case Report and Systematic Literature Review of the Rare EntityRoshan Acharya0Smita Kafle1Yub Raj Sedhai2Dhan Bahadur Shrestha3Kevin Walsh4Wasif Elahi Shamsi5Suraj Gyawali6Nikita Acharya7Anthony Lukas Loschner8Edmundo Raul Rubio9Division of Pulmonary and Critical Care MedicineDepartment of Family Nurse PractitionerDivision of Pulmonary and Critical Care MedicineDepartment of Internal MedicineDivision of Pulmonary and Critical Care MedicineDivision of Pulmonary and Critical Care MedicineDepartment of Emergency MedicineDepartment of Internal MedicineDivision of Pulmonary and Critical Care MedicineDivision of Pulmonary and Critical Care MedicineBackground. Bilothorax is defined as the presence of bile in the pleural space. It is a rare condition, and diagnosis is confirmed with a pleural fluid-to-serum bilirubin ratio of >1. Methods. The PubMed, Embase, Google Scholar, and CINAHL databases were searched using predetermined Boolean parameters. The systematic literature review was done per PRISMA guidelines. Retrospective studies, case series, case reports, and conference abstracts were included. The patients with reported pleural fluid analyses were pooled for fluid parameter data analysis. Results. Of 838 articles identified through the inclusion criteria and removing 105 duplicates, 732 articles were screened with abstracts, and 285 were screened for full article review. After this, 123 studies qualified for further detailed review, and of these, 115 were pooled for data analysis. The mean pleural fluid and serum bilirubin levels were 72 mg/dL and 61 mg/dL, respectively, with a mean pleural fluid-to-serum bilirubin ratio of 3.47. In most cases, the bilothorax was reported as a subacute or remote complication of hepatobiliary surgery or procedure, and traumatic injury to the chest or abdomen was the second most common cause. Tube thoracostomy was the main treatment modality (73.83%), followed by serial thoracentesis. Fifty-two patients (51.30%) had associated bronchopleural fistulas. The mortality was considerable, with 18/115 (15.65%) reported death. Most of the patients with mortality had advanced hepatobiliary cancer and were noted to die of complications not related to bilothorax. Conclusion. Bilothorax should be suspected in patients presenting with pleural effusion following surgical manipulation of hepatobiliary structures or a traumatic injury to the chest. This review is registered with CRD42023438426.http://dx.doi.org/10.1155/2024/3973056
spellingShingle Roshan Acharya
Smita Kafle
Yub Raj Sedhai
Dhan Bahadur Shrestha
Kevin Walsh
Wasif Elahi Shamsi
Suraj Gyawali
Nikita Acharya
Anthony Lukas Loschner
Edmundo Raul Rubio
Bilothorax: A Case Report and Systematic Literature Review of the Rare Entity
Pulmonary Medicine
title Bilothorax: A Case Report and Systematic Literature Review of the Rare Entity
title_full Bilothorax: A Case Report and Systematic Literature Review of the Rare Entity
title_fullStr Bilothorax: A Case Report and Systematic Literature Review of the Rare Entity
title_full_unstemmed Bilothorax: A Case Report and Systematic Literature Review of the Rare Entity
title_short Bilothorax: A Case Report and Systematic Literature Review of the Rare Entity
title_sort bilothorax a case report and systematic literature review of the rare entity
url http://dx.doi.org/10.1155/2024/3973056
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