Importance of early diagnosis and surgical treatment of calcified amorphous tumor-related native valve endocarditis caused by Escherichia coli: a case report

Autor: Shu Koito, Yuto Unoki, Keimei Yoshida, Sho Takemoto, Takayuki Uchida, Takashi Matono
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: BMC Infectious Diseases, Vol 22, Iss 1, Pp 1-6 (2022)
Druh dokumentu: article
ISSN: 1471-2334
DOI: 10.1186/s12879-022-07220-w
Popis: Abstract Background Unlike Escherichia coli bacteremia, which is common, E. coli endocarditis is uncommon, particularly in patients with native valve, leading to its delayed diagnosis. Case presentation We present a case of infective endocarditis caused by E. coli in a 78-year-old Japanese man with type 2 diabetes, involving persistent bacteremia and vegetation on the mitral valve (measuring 18 × 4.2 mm in diameter). He presented with recurrent fever after antimicrobial treatment for pyelonephritis. He received antibiotic therapy for 6 weeks and required surgical removal of a calcified amorphous tumor and vegetation with mitral valvuloplasty 7 days after admission. Despite an episode of multiple cerebral infarctions, he recovered fully from the infection. Conclusions Follow-up blood cultures should be performed for Gram-negative bacilli bacteremia among patients with unknown focus and an atypical clinical course after treatment. Early diagnosis and aggressive surgical intervention are paramount to achieving good clinical outcomes.
Databáze: Directory of Open Access Journals
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