scholarly journals Fusobacterium nucleatum causing a pyogenic liver abscess: a rare complication of periodontal disease that occurred during the COVID-19 pandemic

2021 ◽  
Vol 14 (1) ◽  
pp. e240080
Author(s):  
Laurence Collins ◽  
Tom Diamond

Fusobacterium nucleatum is a periodontal commensal and pathogen. In rare cases, these anaerobic gram-negative bacilli have been reported to cause pyogenic liver abscesses (PLAs). We describe a patient who developed a periodontal abscess during the COVID-19 pandemic and was unable to access the restricted General Dental Services at this time. She subsequently developed a F. nucleatum bacteraemia and liver abscess. The non-specific signs and symptoms experienced meant the patient self-isolated due to suspected COVID-19 infection and presentation to hospital was delayed. We also include the results of a literature search of other cases of PLAs attributed to F. nucleatum. PLAs often develop insidiously. They require percutaneous drainage and prolonged antimicrobial therapy. Clinicians should be aware of this rare complication of a dentoalveolar infection in a patient who is systemically unwell.

2021 ◽  
Vol 14 (5) ◽  
pp. e236235
Author(s):  
Jacob Burch ◽  
Shilpa Tatineni ◽  
Ikponmwosa Enofe ◽  
Heather Laird-Fick

Brevundimonas diminuta, a non-fermenting gram-negative bacterium, is emerging as an important multidrug resistant opportunistic pathogen. It has been described in cases of bacteremia, pleuritis, keratitis and peritoneal dialysis-associated peritonitis. We describe, for the first time, a case of pyogenic liver abscess caused by coinfection of B. diminuta and Streptococcus anginosus, and briefly review pyogenic liver abscesses and the literature regarding B. diminuta.


Author(s):  
Hussam Mousa ◽  
Ghada Salameh Mohammed Al-Bluwi ◽  
Zainab Fathi Mohammed Al Drini ◽  
Huda Imam Gasmelseed ◽  
Jamal Aldeen Alkoteesh ◽  
...  

Abstract Background There is a dearth of information on liver abscesses in the United Arab Emirates. Herein, we describe the clinical features of liver abscesses and determine their incidence rates and clinical outcomes. Methods We retrospectively reviewed the clinical charts of adult patients with a primary diagnosis of liver abscess at a major hospital over a 7-year period. Results Amongst 45 patients, 82.2% (37/45) had a pyogenic liver abscess (PLA) and 17.8% (8/45) had amoebic liver abscesses (ALA). Overall, patients were young (median age 42 years, IQR 35–52), mostly males (77.8%, 35/45) from the Indian subcontinent (55.6%, 25/45), presented with fever (88.9%, 40/45) and abdominal pain (88.9%, 40/45), and had a solitary abscess on imaging (71.1% (32/45). Crude annual incidence rates were 35.9/100,000 hospital admissions (95% CI 26.2–48.0) and 5.9/100,000 inhabitants (95% CI 4.3–7.9). All ALA patients were from the Indian subcontinent (100%, 8/8). Klebsiella pneumoniae was the most frequent pathogen in PLA (43.2% [16/37], 95% CI 27.1–60.5%). The hospital stay was shorter in ALA (7.5 days, IQR 7–8.5) than in PLA (14 days, IQR 9–17). No deaths were recorded within 30 days of hospitalisation. Conclusions ALA was exclusively seen in migrants from the Indian subcontinent, suggesting importation. Further research to characterise K. pneumoniae isolates and assess potential risk factors is needed.


PEDIATRICS ◽  
1976 ◽  
Vol 58 (4) ◽  
pp. 614-616 ◽  
Author(s):  
Sheldon L. Kaplan ◽  
Ralph D. Feigin

Solitary pyogenic hepatic abscesses were identified as the cause of fever, abdominal pain, and hepatomegaly in two otherwise normal children who were seen at St. Louis Children's Hospital during the past year. Liver function tests were normal and blood cultures were negative in both patients. These cases illustrate that pyogenic liver abscess may occur in normal children and should be considered whenever fever of unknown origin is associated with abdominal complaints. Only in this way can we hope to improve upon the results cited previously, namely that the majority of liver abscesses remain undiagnosed during life.


Anaerobe ◽  
2017 ◽  
Vol 48 ◽  
pp. 144-146 ◽  
Author(s):  
Ryuta Shigefuku ◽  
Tsunamasa Watanabe ◽  
Yuki Kanno ◽  
Hiroki Ikeda ◽  
Hiroyasu Nakano ◽  
...  

2021 ◽  
Vol 14 (4) ◽  
Author(s):  
Wenhao Wu ◽  
Wenjia Fan ◽  
Zhewen Zhou ◽  
Shouhao Wang ◽  
Chengan Xu ◽  
...  

Introduction: Pyogenic liver abscess (PLA) is a serious infectious disease of the liver. PLA caused by Fusobacterium nucleatum is extremely rare. Here we report the first case of liver abscess caused by F. nucleatum in China. Case Presentation: The case was a 34-year-old female patient admitted to the hospital due to high fever. The diagnosis of liver abscess was confirmed by imaging studies and liver puncture. We finally confirmed the pathogen as F. nucleatum by next-generation sequencing (NGS). After the targeted anti-infective treatment, the patient recovered and discharged. Conclusions: As a new microbial detection method, NGS can still help in clinical practice. In addition, to improve the positive rate of anaerobic bacteria culture, we should pay attention to avoid contact with air in the process of specimen collection when the pathogenic bacteria are suspected to be anaerobic bacteria.


2017 ◽  
Vol 4 (8) ◽  
pp. 2572
Author(s):  
Anshul Siroliya ◽  
Mahendra Damor ◽  
M. C. Songra

Background: This prospective observational study is carried out to study cases of liver abscess and to determine demographic profile, spectrum of clinical presentations, aetiology, laboratory investigations. The objective of the study was to evaluate efficacy of Ultrasonographic (radiological) studies in determining the aetiology and in differentiating from other liver pathologies which may change the treatment outcome, bacteriological and serological characteristics, to study the influence of alcohol, diabetics and immunocompromised diseases (esp. HIV) leading to increased incidence of liver abscess and to evaluate efficacy, recurrence rate, complications, morbidity and mortality, duration of hospital stay associated with different management Strategies.Methods: This prospective observational study was carried out in Department of Surgery, Gandhi Medical College Bhopal and Associated Hamidia Hospital, Bhopal between July 2015 to October 2016.Results: Amoebic abscess (74%) is more common than pyogenic abscess (26%). Amoebic abscess is common in the age group of 31-50 years (73%), pyogenic in the age group of 51-70 years (73.1%). Male preponderance is found in case of amoebic liver abscess (90.5%). Right lobe involvement in common. Right upper quadrant pain, tenderness and fever are the most common clinical features. Alcoholism is most common risk factor (71.6%) and diabetes mellitus has strong association with pyogenic liver abscess (15.4%). E coli (19.2%) and klebsiella (11.5%) are the most common organisms cultured. Medical therapy is more useful in case of amoebic liver abscess (58.1%) while catheter drainage is more useful in case of pyogenic liver abscess (61.5%). Pleuropulmonary complications are much more common and complications rate is more common among pyogenic group.Conclusions: In our study, alcohol was found to be the most common predisposing factor for liver abscesses (68%), this underpin the finding of other studies. Amoebic liver abscess is a medically treated common infection prevailing in unhygienic condition, affecting people mostly between 30-40 years of age whereas pyogenic liver abscess patient commonly falls between 50-70 years age group. Both liver abscesses show a male preponderance. The present study also corroborates the catheter drainage procedure as a superior modality in treating pyogenic liver abscess.


2021 ◽  
Vol 20 (1) ◽  
Author(s):  
Yusoff AR ◽  
Abd Razak NA ◽  
Samsuddin S ◽  
Mokhtar S

Pyogenic liver abscess is an uncommon but potentially lethal infection if left untreated. Enteric bacteria and anaerobes are the most common causative organisms of pyogenic liver abscess. Although most infections are of a polymicrobial nature, monomicrobial infections are possible. An immunocompromised status and the presence of periodontal disease are the risk factors for liver abscess caused by these rare, monomicrobial anaerobic infections. Here, we report on a successful non-operative management of a case of multiloculated pyogenic liver abscess caused by Fusobacterium nucleatum in a young, healthy, immunocompetent male patient. The diagnosis was established by radiological imaging and was based on a positive aspirate culture, whereas the mainstay of treatment comprised percutaneous drainage and a prolonged course of antibiotics. Thus, the patient was successfully treated with a 2-week course of intravenous imipenem/cilastatin while he was on percutaneous drainage, and he is now doing well.


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