Serratia marcescens Endocarditis: A Case Report and Literature Review

Serratia marcescens is a rarely implicated agent in endocarditis. We describe a case of a patient that underwent aortic and mitral valve replacement for Streptococcus agalactiae endocarditis. Four months later, he was readmitted with an ischemic stroke and fever. Physical examination and repetitive...

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Main Authors: Ana Isabel Ferreira, Fernando Oliveira e Silva, Jorge Reis, Marta Henriques, Jorge Almeida
Format: Article
Language:English
Published: Ordem dos Médicos 2022-05-01
Series:Acta Médica Portuguesa
Subjects:
Online Access:https://www.actamedicaportuguesa.com/revista/index.php/amp/article/view/16377
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author Ana Isabel Ferreira
Fernando Oliveira e Silva
Jorge Reis
Marta Henriques
Jorge Almeida
author_facet Ana Isabel Ferreira
Fernando Oliveira e Silva
Jorge Reis
Marta Henriques
Jorge Almeida
author_sort Ana Isabel Ferreira
collection DOAJ
description Serratia marcescens is a rarely implicated agent in endocarditis. We describe a case of a patient that underwent aortic and mitral valve replacement for Streptococcus agalactiae endocarditis. Four months later, he was readmitted with an ischemic stroke and fever. Physical examination and repetitive transthoracic echocardiogram were unremarkable. The initial blood cultures were negative. Due to sustained fever, vancomycin, gentamicin and piperacillin-tazobactam were initiated. On subsequent blood cultures, Serratia marcescens was isolated and antibiotics switched to ertapenem and gentamicin. In addition to cerebral emboli, a splenic embolus was found. The PET/CT revealed an abnormal hypercaptation in the mitral bioprosthesis. The patient was treated for six weeks. There are no current specific recommendations regarding the treatment of Serratia marcescens endocarditis. It is widely accepted that treatment should be prolonged and include a combination of antimicrobial agents. Morbidity and mortality are high, particularly when there’s the need for surgical replacement. In this case, however, the patient ended-up only requiring medical treatment due to the favourable response.
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spelling doaj.art-9ecb59bf26cf482c8bf885f5714567b62022-12-22T02:32:27ZengOrdem dos MédicosActa Médica Portuguesa0870-399X1646-07582022-05-01351310.20344/amp.16377Serratia marcescens Endocarditis: A Case Report and Literature ReviewAna Isabel Ferreira0Fernando Oliveira e Silva1Jorge Reis2Marta Henriques3Jorge Almeida4Department of Internal Medicine. Centro Hospitalar Universitário de São João. Porto.Department of Infectious Diseases. Centro Hospitalar Universitário de São João. Porto.Department of Internal Medicine. Centro Hospitalar de Vila Nova de Gaia / Espinho. Gaia.Department of Hematology and Oncology. Centro Hospitalar Universitário de São João. Porto.Department of Internal Medicine. Centro Hospitalar Universitário de São João. Porto.Serratia marcescens is a rarely implicated agent in endocarditis. We describe a case of a patient that underwent aortic and mitral valve replacement for Streptococcus agalactiae endocarditis. Four months later, he was readmitted with an ischemic stroke and fever. Physical examination and repetitive transthoracic echocardiogram were unremarkable. The initial blood cultures were negative. Due to sustained fever, vancomycin, gentamicin and piperacillin-tazobactam were initiated. On subsequent blood cultures, Serratia marcescens was isolated and antibiotics switched to ertapenem and gentamicin. In addition to cerebral emboli, a splenic embolus was found. The PET/CT revealed an abnormal hypercaptation in the mitral bioprosthesis. The patient was treated for six weeks. There are no current specific recommendations regarding the treatment of Serratia marcescens endocarditis. It is widely accepted that treatment should be prolonged and include a combination of antimicrobial agents. Morbidity and mortality are high, particularly when there’s the need for surgical replacement. In this case, however, the patient ended-up only requiring medical treatment due to the favourable response.https://www.actamedicaportuguesa.com/revista/index.php/amp/article/view/16377EndocarditisBacterialFeverHeart Valve ProsthesisPositron-Emission TomographySerratia marcescens
spellingShingle Ana Isabel Ferreira
Fernando Oliveira e Silva
Jorge Reis
Marta Henriques
Jorge Almeida
Serratia marcescens Endocarditis: A Case Report and Literature Review
Acta Médica Portuguesa
Endocarditis
Bacterial
Fever
Heart Valve Prosthesis
Positron-Emission Tomography
Serratia marcescens
title Serratia marcescens Endocarditis: A Case Report and Literature Review
title_full Serratia marcescens Endocarditis: A Case Report and Literature Review
title_fullStr Serratia marcescens Endocarditis: A Case Report and Literature Review
title_full_unstemmed Serratia marcescens Endocarditis: A Case Report and Literature Review
title_short Serratia marcescens Endocarditis: A Case Report and Literature Review
title_sort serratia marcescens endocarditis a case report and literature review
topic Endocarditis
Bacterial
Fever
Heart Valve Prosthesis
Positron-Emission Tomography
Serratia marcescens
url https://www.actamedicaportuguesa.com/revista/index.php/amp/article/view/16377
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AT jorgereis serratiamarcescensendocarditisacasereportandliteraturereview
AT martahenriques serratiamarcescensendocarditisacasereportandliteraturereview
AT jorgealmeida serratiamarcescensendocarditisacasereportandliteraturereview