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Tarabichi S, Lizcano JD, Abe EA, Goh GS, Baker CM, Parvizi J. Finding the Optimal Screening Test for Periprosthetic Joint Infection: A Prospective Study. J Arthroplasty 2024; 39:1919-1925.e2. [PMID: 38452860 DOI: 10.1016/j.arth.2024.02.030] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/22/2023] [Revised: 02/06/2024] [Accepted: 02/08/2024] [Indexed: 03/09/2024] Open
Abstract
BACKGROUND No single test has demonstrated absolute accuracy in the diagnosis of periprosthetic joint infection (PJI). Serological markers are often used as screening tools to avoid unnecessary joint aspiration in cases with a low probability of infection. This study aimed to determine the utility of standard-of-care serological tests as a screening tool for PJI in patients undergoing revision arthroplasty. METHODS This prospective study enrolled 502 patients undergoing revision hip or knee arthroplasty between May 2017 and August 2021. A PJI was defined using a modified definition of the 2018 International Consensus Meeting criteria. Plasma D-dimer, erythrocyte sedimentation rate (ESR), C-reactive protein (CRP), and fibrinogen were measured preoperatively. There were 82 patients undergoing reimplantation who were excluded. Additionally, 8 patients who had an inconclusive International Consensus Meeting score were also excluded. Of the 412 included patients, 317 (76.9%) underwent revision for aseptic failure, and 95 (23.1%) had PJI. Receiver operating characteristic curves were used to assess the diagnostic utility of each serological test. A pairwise comparison with Bonferroni correction was performed to determine whether the differences in areas under the curve (AUCs) between the tests were significant. Additional analyses were performed to find the threshold for each test that offered 100% sensitivity, allowing it to be the optimal screening test. RESULTS All 4 serological markers, D-dimer (AUC 0.860, sensitivity 81.3%, specificity 81.7%), CRP (AUC 0.862, sensitivity 90.4%, specificity 70.0%), ESR (AUC 0.833, sensitivity 73.9%, specificity 85.2%), and fibrinogen (AUC 0.798, sensitivity 74.7%, specificity 75.4%), demonstrated comparable accuracy for the diagnosis of PJI (all P > .05). When maximizing sensitivity to 100%, D-dimer demonstrated the highest specificity (AUC 0.860, specificity 40.2%), outperforming ESR (AUC 0.833, specificity 3.3%), fibrinogen (AUC 0.798, specificity 2.3%), and CRP (AUC 0.862, specificity 0%). A plasma D-dimer level of ≥ 244 ng/mL was identified as the optimal cutoff for use as a screening test. CONCLUSIONS Although plasma D-dimer demonstrated similar diagnostic accuracy as CRP, ESR, and fibrinogen, it outperformed all 3 aforementioned serological markers when used as a screening test for PJI. LEVEL OF EVIDENCE Level II.
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Affiliation(s)
- Saad Tarabichi
- Department of Orthopaedic Surgery, Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania
| | - Juan D Lizcano
- Department of Orthopaedic Surgery, Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania
| | - Elizabeth A Abe
- Department of Orthopaedic Surgery, Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania
| | - Graham S Goh
- Department of Orthopaedic Surgery, Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania; Department of Orthopaedic Surgery, Boston University Medical Center, Boston, Massachusetts
| | - Colin M Baker
- Department of Orthopaedic Surgery, Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania; Department of Orthopaedic Surgery, Cleveland Clinic South Pointe, Cleveland, Ohio
| | - Javad Parvizi
- International Joint Center, Acibadem University Hospital, Istanbul, Turkey
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Lungu N, Popescu DE, Gorun FI, Nan G, Popa ZL, Manea A, Brandibur TE, Jura AMC, Costescu S, Belovan B, Boia M. D-dimer as a Useful Biomarker in Early Diagnosis of Neonatal Sepsis: A Single-Center Study From Romania. Cureus 2024; 16:e65213. [PMID: 39045021 PMCID: PMC11265774 DOI: 10.7759/cureus.65213] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 07/23/2024] [Indexed: 07/25/2024] Open
Abstract
BACKGROUND This study evaluates the role of D-dimer in identifying neonatal sepsis and their potential value in clinical decision-making due to challenges in early detection. METHODOLOGY A case-control study was conducted on 102 neonates at the Children's Clinical Hospital "Louis Turcanu" in Timisoara, Romania, from October 2018 to July 2023. The participants were divided into two groups: those with neonatal sepsis and those without sepsis. RESULTS The study found that neonates with sepsis were more likely to be delivered by cesarean section and had higher rates of premature ruptured membranes compared to those without sepsis. The D-dimer biomarker's predictive value for sepsis was assessed using a receiver operating characteristic (ROC) curve, with an area under the curve (AUC) exceeding 0.982 and an optimum cutoff value of 342 ng/mL. An increase in neonatal D-dimer significantly increases the likelihood of sepsis by 2.7% per unit increase. A value above 250 ng/mL indicates a 127-fold increased likelihood of sepsis. The D-dimer's ability to predict mortality in newborns with sepsis is unsatisfactory, with an AUC of 0.528. CONCLUSIONS D-dimer, a potential biomarker of neonatal sepsis, warrants further clinical investigation to enhance diagnostic sensitivity and specificity, demonstrating its potential in conjunction with other sepsis markers.
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Affiliation(s)
- Nicoleta Lungu
- Department of Obstetrics-Gynecology and Neonatology, Victor Babeş University of Medicine and Pharmacy, Timisoara, ROU
| | - Daniela-Eugenia Popescu
- Department of Obstetrics-Gynecology and Neonatology, Victor Babeş University of Medicine and Pharmacy, Timisoara, ROU
| | - Florin I Gorun
- Department of Obstetrics and Gynecology, Timisoara Clinical Municipal Emergency Hospital, Timisoara, ROU
| | - Georgiana Nan
- Department of Obstetrics and Gynecology, Municipal Emergency Clinical Hospital, Timisoara, ROU
| | - Zoran L Popa
- Department of Obstetrics-Gynecology and Neonatology, Victor Babeş University of Medicine and Pharmacy, Timisoara, ROU
| | - Aniko Manea
- Department of Obstetrics-Gynecology and Neonatology, Victor Babeş University of Medicine and Pharmacy, Timisoara, ROU
| | - Timea Elisabeta Brandibur
- Department of Obstetrics-Gynecology and Neonatology, Victor Babeş University of Medicine and Pharmacy, Timisoara, ROU
| | | | - Sergiu Costescu
- Department of Obstetrics and Gynecology, Oravita City Hospital, Oravita, ROU
| | - Biliana Belovan
- Doctoral School, Victor Babeş University of Medicine and Pharmacy, Timisoara, ROU
| | - Marioara Boia
- Department of Obstetrics-Gynecology and Neonatology, Victor Babeş University of Medicine and Pharmacy, Timisoara, ROU
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Fu Y, Wang Y, Tang W, Yang Q, Wang G, Li M. Clinical characteristics and risk factors for poor outcomes of invasive pneumococcal disease in pediatric patients in China. BMC Infect Dis 2024; 24:602. [PMID: 38898407 PMCID: PMC11186143 DOI: 10.1186/s12879-024-09493-9] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/08/2024] [Accepted: 06/11/2024] [Indexed: 06/21/2024] Open
Abstract
BACKGROUND Invasive pneumococcal disease (IPD) is a significant health concern in children worldwide. In this study, we aimed to analyze the clinical features, antibiotic resistance, and risk variables for poor outcomes in patients with IPD in Hangzhou. METHODS A retrospective single-centre study was performed using the pediatric intensive care (PIC) database from 2010 to 2018. The clinical characteristics, laboratory data, antimicrobial resistance, and risk factors for in-hospital mortality and sepsis in patients with IPD in intensive care units (ICUs) were analyzed systematically. RESULTS A total of 178 IPD patients were included in the study. The majority of the IPD children were 2-10 years old. Antimicrobial resistance tests of S. pneumoniae isolates revealed high resistance to erythromycin, tetracycline and compound sulfamethoxazole (SMZ-Co). All the isolates were sensitive to vancomycin, linezolid, moxifloxacin, telithromycin, ofloxacin, and levofloxacin. IPD patients may experience poor outcomes, including death and sepsis. The in-hospital mortality was 3.93%, and 34.27% of patients suffered from sepsis. Temperature (OR 3.80, 95% CI 1.62-8.87; P = 0.0021), Partial Pressure of Oxygen in Arterial Blood (PaO2) (OR 0.99, 95% CI 0.98-1.00; P = 0.0266), and albumin (OR 0.89, 95% CI 0.80-0.99; P = 0.0329) were found to be independent risk factors for sepsis in children with IPD. CONCLUSION Pediatric IPD deserves attention in China. Appropriate surveillance and antibiotic selection are crucial in managing resistant strains. Early identification of high-risk individuals with risk factors contributes to the development of appropriate treatment strategies.
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Affiliation(s)
- Yanan Fu
- Department of Medical Engineering, Qilu Hospital of Shandong University, Jinan, Shandong Province, China
| | - Yingchun Wang
- Department of Pediatrics, Qilu Hospital of Shandong University, No.107 West Wenhua Road, Jinan, 250012, Shandong Province, China
| | - Wei Tang
- Department of Pediatrics, Qilu Hospital of Shandong University, No.107 West Wenhua Road, Jinan, 250012, Shandong Province, China
| | - Qing Yang
- Department of Pediatrics, Qilu Hospital of Shandong University, No.107 West Wenhua Road, Jinan, 250012, Shandong Province, China
| | - Guan Wang
- Department of Pediatrics, Qilu Hospital of Shandong University, No.107 West Wenhua Road, Jinan, 250012, Shandong Province, China
| | - Meng Li
- Department of Pediatrics, Qilu Hospital of Shandong University, No.107 West Wenhua Road, Jinan, 250012, Shandong Province, China.
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Tarabichi S, Goh GS, Fernández-Rodríguez D, Baker CM, Lizcano JD, Parvizi J. Plasma D-Dimer Is a Promising Marker to Guide Timing of Reimplantation: A Prospective Cohort Study. J Arthroplasty 2023; 38:2164-2170.e1. [PMID: 37172794 DOI: 10.1016/j.arth.2023.04.065] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/31/2023] [Revised: 04/25/2023] [Accepted: 04/30/2023] [Indexed: 05/15/2023] Open
Abstract
BACKGROUND Two-stage exchange arthroplasty remains the preferred surgical treatment for chronic periprosthetic joint infection. Currently, there is no single reliable marker to determine the optimal timing for reimplantation. The purpose of this prospective study was to assess the diagnostic utility of plasma D-dimer and other serological markers in predicting successful control of infection following reimplantation. METHODS This study enrolled 136 patients undergoing reimplantation arthroplasty between November 2016 and December 2020. Strict inclusion criteria were applied including the need for a two-week "antibiotic holiday" prior to reimplantation. A total of 114 patients were included in the final analysis. Plasma D-dimer, erythrocyte sedimentation rate (ESR), C-reactive protein (CRP), and fibrinogen were measured preoperatively. Treatment success was defined using the Musculoskeletal Infection Society Outcome-Reporting Tool. Receiver operating characteristic curves were used to assess the prognostic accuracy of each biomarker in predicting failure following reimplantation at a minimum 1-year follow-up. RESULTS Treatment failure occurred in 33 patients (28.9%) at a mean follow-up of 3.2 years (range, 1.0 to 5.7). Median plasma D-dimer was significantly higher in the treatment failure group (1,604 versus 631 ng/mL, P < .001), whereas median CRP, ESR, and fibrinogen were not significantly different between the success and failure groups. Plasma D-dimer demonstrated the best diagnostic utility (area under the curve [AUC] 0.724, sensitivity 51.5%, specificity 92.6%), outperforming ESR (AUC 0.565, sensitivity 93.3%, specificity 22.5%), CRP (AUC 0.541, sensitivity 87.5%, specificity 26.3%), and fibrinogen (AUC 0.485, sensitivity 30.4%, specificity 80.0%). Plasma D-dimer level of ≥1,604 ng/mL was identified as the optimal cutoff that predicted failure following reimplantation. CONCLUSION Plasma D-dimer was superior to serum ESR, CRP, and fibrinogen in predicting failure after the second stage of a two-stage exchange arthroplasty for periprosthetic joint infection. Based on the findings of this prospective study, plasma D-dimer may be a promising marker in assessing the control of infection in patients undergoing reimplantation surgery. LEVEL OF EVIDENCE Level II.
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Affiliation(s)
- Saad Tarabichi
- Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania
| | - Graham S Goh
- Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania
| | - Diana Fernández-Rodríguez
- Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania; Plan de Estudios Combinados en Medicina (PECEM) MD/PhD, Facultad de Medicina, Universidad Nacional Autónoma de México, Mexico City, Mexico
| | - Colin M Baker
- Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania
| | - Juan D Lizcano
- Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania
| | - Javad Parvizi
- Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania
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Yilmaz MK, Abbaszadeh A, Tarabichi S, Azboy I, Parvizi J. Diagnosis of Periprosthetic Joint Infection: The Utility of Biomarkers in 2023. Antibiotics (Basel) 2023; 12:1054. [PMID: 37370373 DOI: 10.3390/antibiotics12061054] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/23/2023] [Revised: 06/11/2023] [Accepted: 06/12/2023] [Indexed: 06/29/2023] Open
Abstract
Periprosthetic joint infection (PJI) is a rare yet devastating complication following total joint arthroplasty (TJA). Early and accurate diagnosis of PJI is paramount in order to maximize the chances of successful treatment. However, we are yet to identify a single "gold standard" test for the diagnosis of PJI. As a result, the diagnosis of PJI is often challenging. Currently, the 2018 ICM definition of PJI is the only validated diagnostic criteria available. This article will review the importance of serum and synovial biomarkers in the diagnosis of PJI. In addition, it will provide a brief overview of the emerging modalities for the identification of infections in this setting.
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Affiliation(s)
- Mehmet Kursat Yilmaz
- Rothman Orthopaedic Institute, Thomas Jefferson University, Philadelphia, PA 19107, USA
- Department of Orthopaedics and Traumatology, School of Medicine, Istanbul Medipol University, Istanbul 34810, Turkey
| | - Ahmad Abbaszadeh
- Rothman Orthopaedic Institute, Thomas Jefferson University, Philadelphia, PA 19107, USA
| | - Saad Tarabichi
- Rothman Orthopaedic Institute, Thomas Jefferson University, Philadelphia, PA 19107, USA
| | - Ibrahim Azboy
- Department of Orthopaedics and Traumatology, School of Medicine, Istanbul Medipol University, Istanbul 34810, Turkey
| | - Javad Parvizi
- Rothman Orthopaedic Institute, Thomas Jefferson University, Philadelphia, PA 19107, USA
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Tarabichi S, Goh GS, Baker CM, Chisari E, Shahi A, Parvizi J. Plasma D-Dimer Is Noninferior to Serum C-Reactive Protein in the Diagnosis of Periprosthetic Joint Infection. J Bone Joint Surg Am 2023; 105:501-508. [PMID: 36758110 DOI: 10.2106/jbjs.22.00784] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/11/2023]
Abstract
BACKGROUND No single test has demonstrated absolute accuracy in the diagnosis of periprosthetic joint infection (PJI). Serological markers are often used as screening tools in the workup of patients with suspected PJI. This study aimed to determine the diagnostic utility of plasma D-dimer for PJI in a variety of clinical scenarios. METHODS This prospective study enrolled 502 patients undergoing revision hip or knee arthroplasty. PJI was defined per a modified version of the 2018 International Consensus Meeting (ICM) criteria. Plasma D-dimer, erythrocyte sedimentation rate (ESR), C-reactive protein (CRP), and fibrinogen were measured preoperatively. Receiver operating characteristic curves were used to assess the utility of each biomarker in the diagnosis of PJI. Pairwise comparison with Bonferroni correction was performed to determine whether the differences in areas under the curve (AUCs) between the markers were significant. RESULTS Of the 412 patients included, 317 (76.9%) did not have an infection (aseptic group) and 95 (23.1%) had an infection (PJI group). All 4 serological markers, D-dimer (AUC, 0.860; sensitivity, 81.3%; specificity, 81.7%), CRP (AUC, 0.862; sensitivity, 90.4%; specificity, 70.0%), ESR (AUC, 0.833; sensitivity, 73.9%; specificity, 85.2%), and fibrinogen (AUC, 0.798; sensitivity, 74.7%; specificity, 75.4%), demonstrated comparable accuracy for the diagnosis of PJI (all p > 0.05). When examining the performance of the different inflammatory markers in diagnosing infection caused by indolent organisms, D-dimer demonstrated the highest sensitivity at 93.8%. CONCLUSIONS We found that plasma D-dimer was noninferior to serum CRP and ESR in the diagnosis of PJI and may be a useful adjunct when screening patients undergoing revision total joint arthroplasty. LEVEL OF EVIDENCE Diagnostic Level II. See Instructions for Authors for a complete description of levels of evidence.
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Affiliation(s)
- Saad Tarabichi
- Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania
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Jiang JG, Liu CJ, Yeh CM, Yang CF, Liu YC, Wang HY, Ko PS, Chen PM, Yu YB, Gau JP, Tsai CK. Prognostic factors in patients with bone marrow hemophagocytosis and its association with hematologic malignancies. Hematol Oncol 2023; 41:167-177. [PMID: 36305496 DOI: 10.1002/hon.3097] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/02/2022] [Revised: 10/17/2022] [Accepted: 10/22/2022] [Indexed: 02/03/2023]
Abstract
Hemophagocytic lymphohistiocytosis (HLH) is a heterogeneous group of hyperinflammatory statuses that are difficult to diagnose and can be life-threatening. Bone marrow (BM) hemophagocytosis is one of the diagnostic criteria according to HLH 2004 diagnostic criteria and HS score. Limited studies have focused on the prognostic factors of BM hemophagocytosis and its association with hematologic malignancies. We aimed to analyze the clinical significance of BM hemophagocytosis. Patients with BM hemophagocytosis, either by cytology or pathology, were enrolled at Taipei Veterans General Hospital from January 2002 to July 2021. Relevant clinical and laboratory data were extracted from medical records. Of 119 patients with BM hemophagocytosis, 57 were diagnosed with hematologic malignancies. The median age of the patients was 58, ranging from 21 to 90. Splenomegaly (adjusted odds ratio [aOR] 2.96; 95% confidence interval [CI] 1.13-7.79) was a risk factor for hematologic malignancies, while autoimmune disease (aOR 0.07; 95% CI 0.01-0.39) and increased D-dimer (aOR 0.25; 95% CI 0.07-0.92) were protective factors. Risk factors for mortality in patients with BM hemophagocytosis were hematologic malignancies (adjusted hazard ratio [aHR] 2.34; 95% CI 1.24-4.44), Eastern Cooperative Oncology Group score ≥3 (aHR 2.42; 95% CI 1.20-4.89) and thrombocytopenia (aHR 3.09; 95% CI 1.04-9.16). In conclusion, among patients with BM hemophagocytosis, splenomegaly was a predictor of hematologic malignancies. Patients with hematologic malignancies, poor performance status, or thrombocytopenia had a higher mortality risk. Further validation studies are warranted.
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Affiliation(s)
- Jing-Gu Jiang
- Department of Medicine, Division of Hematology, Taipei Veterans General Hospital, Taipei, Taiwan.,Department of Medicine, Division of Hematology and Oncology, Far Eastern Memorial Hospital, Taipei, Taiwan
| | - Chia-Jen Liu
- Department of Medicine, Division of Hematology, Taipei Veterans General Hospital, Taipei, Taiwan.,School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan.,Institute of Emergency and Critical Care Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan
| | - Chiu-Mei Yeh
- Department of Medicine, Division of Hematology, Taipei Veterans General Hospital, Taipei, Taiwan.,Institute of Public Health, National Yang Ming Chiao Tung University, Taipei, Taiwan
| | - Ching-Fen Yang
- Pathology and Laboratory Medicine Department, Taipei Veterans General Hospital, Taipei, Taiwan
| | - Yao-Chung Liu
- Department of Medicine, Division of Hematology, Taipei Veterans General Hospital, Taipei, Taiwan.,School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan
| | - Hao-Yuan Wang
- Department of Medicine, Division of Hematology, Taipei Veterans General Hospital, Taipei, Taiwan.,School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan
| | - Po-Shen Ko
- Department of Medicine, Division of Hematology, Taipei Veterans General Hospital, Taipei, Taiwan.,School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan.,Institute of Biochemistry and Molecular Biology, National Yang Ming Chiao Tung University, Taipei, Taiwan
| | - Po-Min Chen
- Department of Medicine, Division of Hematology, Taipei Veterans General Hospital, Taipei, Taiwan.,School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan
| | - Yuan-Bin Yu
- Department of Medicine, Division of Hematology and Oncology, Far Eastern Memorial Hospital, Taipei, Taiwan
| | - Jyh-Pyng Gau
- Department of Medicine, Division of Hematology, Taipei Veterans General Hospital, Taipei, Taiwan.,School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan
| | - Chun-Kuang Tsai
- Department of Medicine, Division of Hematology, Taipei Veterans General Hospital, Taipei, Taiwan.,School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan.,Institute of Clinical Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan
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Sugimoto MA, Perucci LO, Tavares LP, Teixeira MM, Sousa LP. Fibrinolysis in COVID-19: Impact on Clot Lysis and Modulation of Inflammation. Curr Drug Targets 2022; 23:1578-1592. [PMID: 36221881 DOI: 10.2174/1389450123666221011102250] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/29/2022] [Revised: 08/26/2022] [Accepted: 09/14/2022] [Indexed: 01/25/2023]
Abstract
COVID-19 is a multisystem disease caused by SARS-CoV-2 and is associated with an imbalance between the coagulation and fibrinolytic systems. Overall, hypercoagulation, hypofibrinolysis and fibrin-clot resistance to fibrinolysis predispose patients to thrombotic and thromboembolic events. In the lungs, the virus triggers alveolar and interstitial fibrin deposition, endothelial dysfunction, and pulmonary intravascular coagulation, all events intrinsically associated with the activation of inflammation and organ injury. Adding to the pathogenesis of COVID-19, there is a positive feedback loop by which local fibrin deposition in the lungs can fuel inflammation and consequently dysregulates coagulation, a process known as immunothrombosis. Therefore, fibrinolysis plays a central role in maintaining hemostasis and tissue homeostasis during COVID-19 by cleaning fibrin clots and controlling feed-forward products of coagulation. In addition, components of the fibrinolytic system have important immunomodulatory roles, as evidenced by studies showing the contribution of Plasminogen/Plasmin (Plg/Pla) to the resolution of inflammation. Herein, we review clinical evidence for the dysregulation of the fibrinolytic system and discuss its contribution to thrombosis risk and exacerbated inflammation in severe COVID-19. We also discuss the current concept of an interplay between fibrinolysis and inflammation resolution, mirroring the well-known crosstalk between inflammation and coagulation. Finally, we consider the central role of the Plg/Pla system in resolving thromboinflammation, drawing attention to the overlooked consequences of COVID-19-associated fibrinolytic abnormalities to local and systemic inflammation.
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Affiliation(s)
- Michelle A Sugimoto
- William Harvey Research Institute, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, London, UK.,Division of Medicine, University College London, London, UK.,Signaling in Inflammation Laboratory, Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | - Luiza O Perucci
- Signaling in Inflammation Laboratory, Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil.,Nucleus of Research on Biological Sciences, Institute of Exact and Biological Sciences, Federal University of Ouro Preto, Ouro Preto, Brazil.,Department of Molecular Medicine, The Scripps Research Institute, La Jolla, CA 92037, USA
| | - Luciana P Tavares
- Signaling in Inflammation Laboratory, Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil.,Pulmonary and Critical Care Medicine Division, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA 02115, USA
| | - Mauro M Teixeira
- Department of Biochemistry and Immunology, Institute of Biological Sciences, Universidade Federal de Minas Gerais, Minas Gerais, Brazil
| | - Lirlândia P Sousa
- Signaling in Inflammation Laboratory, Department of Clinical and Toxicological Analysis, Faculty of Pharmacy, Federal University of Minas Gerais, Belo Horizonte, Brazil
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9
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Lv C, Li M, Shi W, Pan T, Muhith A, Peng W, Xu J, Deng J. Exploration of prognostic factors for prediction of mortality in elderly CAP population using a nomogram model. Front Med (Lausanne) 2022; 9:976148. [PMID: 36300178 PMCID: PMC9588947 DOI: 10.3389/fmed.2022.976148] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/23/2022] [Accepted: 09/16/2022] [Indexed: 11/23/2022] Open
Abstract
Background The incidence and mortality rate of community-acquired pneumonia (CAP) in elderly patients were higher than the younger population. The assessment tools including CURB-65 and qSOFA have been applied in early detection of high-risk patients with CAP. However, several disadvantages exist to limit the efficiency of these tools for accurate assessment in elderly CAP. Therefore, we aimed to explore a more comprehensive tool to predict mortality in elderly CAP population by establishing a nomogram model. Methods We retrospectively analyzed elderly patients with CAP in Minhang Hospital, Fudan University. The least absolute shrinkage and selection operator (LASSO) logistic regression combined with multivariate analyses were used to select independent predictive factors and established nomogram models via R software. Calibration plots, decision curve analysis (DCA) and receiver operating characteristic curve (ROC) were generated to assess predictive performance. Results LASSO and multiple logistic regression analyses showed the age, pulse, NLR, albumin, BUN, and D-dimer were independent risk predictors. A nomogram model (NB-DAPA model) was established for predicting mortality of CAP in elderly patients. In both training and validation set, the area under the curve (AUC) of the NB-DAPA model showed superiority than CURB-65 and qSOFA. Meanwhile, DCA revealed that the predictive model had significant net benefits for most threshold probabilities. Conclusion Our established NB-DAPA nomogram model is a simple and accurate tool for predicting in-hospital mortality of CAP, adapted for patients aged 65 years and above. The predictive performance of the NB-DAPA model was better than PSI, CURB-65 and qSOFA.
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Affiliation(s)
- Chunxin Lv
- Department of Oncology, Punan Hospital of Pudong New District, Shanghai, China
| | - Mengyuan Li
- Faculty of Life Sciences and Medicine, School of Cancer and Pharmaceutical Sciences, King’s College London, London, United Kingdom
| | - Wen Shi
- Department of Dermatology, Punan Hospital of Pudong New District, Shanghai, China
| | - Teng Pan
- Key Laboratory of Cancer Prevention and Therapy, The Third Department of Breast Cancer, Tianjin’s Clinical Research Center for Cancer, National Clinical Research Center for Cancer, Tianjin Medical University Cancer Institute and Hospital, Tianjin, China
| | - Abdul Muhith
- Department of Oncology, Royal Marsden Hospital, London, United Kingdom
| | - Weixiong Peng
- Hunan Zixing Artificial Intelligence Technology Group Co., Ltd., Changsha, China
| | - Jiayi Xu
- Department of Geriatric, Minhang Hospital, Fudan University, Shanghai, China,*Correspondence: Jiayi Xu,
| | - Jinhai Deng
- Richard Dimbleby Department of Cancer Research, Comprehensive Cancer Centre, King’s College London, London, United Kingdom,Jinhai Deng,
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10
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Root-Bernstein R, Huber J, Ziehl A. Complementary Sets of Autoantibodies Induced by SARS-CoV-2, Adenovirus and Bacterial Antigens Cross-React with Human Blood Protein Antigens in COVID-19 Coagulopathies. Int J Mol Sci 2022; 23:ijms231911500. [PMID: 36232795 PMCID: PMC9569991 DOI: 10.3390/ijms231911500] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/31/2022] [Revised: 09/20/2022] [Accepted: 09/21/2022] [Indexed: 12/11/2022] Open
Abstract
COVID-19 patients often develop coagulopathies including microclotting, thrombotic strokes or thrombocytopenia. Autoantibodies are present against blood-related proteins including cardiolipin (CL), serum albumin (SA), platelet factor 4 (PF4), beta 2 glycoprotein 1 (β2GPI), phosphodiesterases (PDE), and coagulation factors such as Factor II, IX, X and von Willebrand factor (vWF). Different combinations of autoantibodies associate with different coagulopathies. Previous research revealed similarities between proteins with blood clotting functions and SARS-CoV-2 proteins, adenovirus, and bacterial proteins associated with moderate-to-severe COVID-19 infections. This study investigated whether polyclonal antibodies (mainly goat and rabbit) against these viruses and bacteria recognize human blood-related proteins. Antibodies against SARS-CoV-2 and adenovirus recognized vWF, PDE and PF4 and SARS-CoV-2 antibodies also recognized additional antigens. Most bacterial antibodies tested (group A streptococci [GAS], staphylococci, Escherichia coli [E. coli], Klebsiella pneumoniae, Clostridia, and Mycobacterium tuberculosis) cross-reacted with CL and PF4. while GAS antibodies also bound to F2, Factor VIII, Factor IX, and vWF, and E. coli antibodies to PDE. All cross-reactive interactions involved antibody-antigen binding constants smaller than 100 nM. Since most COVID-19 coagulopathy patients display autoantibodies against vWF, PDE and PF4 along with CL, combinations of viral and bacterial infections appear to be necessary to initiate their autoimmune coagulopathies.
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Al-Biltagi M, Hantash EM, El-Shanshory MR, Badr EA, Zahra M, Anwar MH. Plasma D-dimer level in early and late-onset neonatal sepsis. World J Crit Care Med 2022; 11:139-148. [PMID: 36331988 PMCID: PMC9136721 DOI: 10.5492/wjccm.v11.i3.139] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/23/2021] [Revised: 03/09/2022] [Accepted: 04/21/2022] [Indexed: 02/06/2023] Open
Abstract
BACKGROUND Neonatal sepsis is a life-threatening disease. Early diagnosis is essential, but no single marker of infection has been identified. Sepsis activates a coagulation cascade with simultaneous production of the D-dimers due to lysis of fibrin. D-dimer test reflects the activation of the coagulation system.
AIM To assess the D-dimer plasma level, elaborating its clinicopathological value in neonates with early-onset and late-onset neonatal sepsis.
METHODS The study was a prospective cross-sectional study that included ninety neonates; divided into three groups: Group I: Early-onset sepsis (EOS); Group II: Late-onset sepsis (LOS); and Group III: Control group. We diagnosed neonatal sepsis according to our protocol. C-reactive protein (CRP) and D-dimer assays were compared between EOS and LOS and correlated to the causative microbiological agents.
RESULTS D-dimer was significantly higher in septic groups with a considerably higher number of cases with positive D-dimer. Neonates with LOS had substantially higher levels of D-dimer than EOS, with no significant differences in CRP. Neonates with LOS had a significantly longer hospitalization duration and higher gram-negative bacteriemia and mortality rates than EOS (P < 0.01). Gram-negative bacteria have the highest D-dimer levels (Acinetobacter, Klebsiella, and Pseudomonas) and CRP (Serratia, Klebsiella, and Pseudomonas); while gram-positive sepsis was associated with relatively lower levels. D-dimer had a significant negative correlation with hemoglobin level and platelet count; and a significant positive correlation with CRP, hospitalization duration, and mortality rates. The best-suggested cut-off point for D-dimer in neonatal sepsis was 0.75 mg/L, giving a sensitivity of 72.7% and specificity of 86.7%. The D-dimer assay has specificity and sensitivity comparable to CRP in the current study.
CONCLUSION The current study revealed a significant diagnostic value for D-dimer in neonatal sepsis. D-dimer can be used as an adjunct to other sepsis markers to increase the sensitivity and specificity of diagnosing neonatal sepsis.
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Affiliation(s)
- Mohammed Al-Biltagi
- Department of Pediatrics, Faculty of Medicine, Tanta University, Tanta 31511, Algharbia, Egypt
- Department of Pediatrics, University Medical Center, Arabian Gulf University, Manama 26671, Manama, Bahrain
- Department of Pediatrics, University Medical Center, Bahrain, Dr. Sulaiman Al Habib Medical Group, KSA, Manama 26671, Manama, Bahrain
| | - Ehab M Hantash
- Department of Anatomy, Faculty of Medicine, Tanta University, Tanta 31511, Alghrabia, Egypt
- Neonatology Unit, Department of Pediatrics, Dr. Sulaiman Al Habib Medical Group, Riyadh 11636, Riyadh, Saudi Arabia
| | | | - Enayat Aly Badr
- Department of Clinical Pathology, Faculty of Medicine, Tanta University, Tanta 31511, Alghrabia, Egypt
| | - Mohamed Zahra
- Department of Clinical Pathology, Faculty of Medicine, Tanta University, Tanta 31511, Alghrabia, Egypt
| | - Manar Hany Anwar
- Department of Clinical Pathology, Ministry of Health, Egypt, Tanta 31511, Alghrabia, Egypt
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Wang G, Liu J, Xu R, Liu X. Elevated plasma D-dimer levels are associated with the poor prognosis of critically ill children. Front Pediatr 2022; 10:1001893. [PMID: 36210933 PMCID: PMC9537732 DOI: 10.3389/fped.2022.1001893] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/24/2022] [Accepted: 08/29/2022] [Indexed: 12/05/2022] Open
Abstract
BACKGROUND D-dimer has been shown as a valuable predictor for the prognosis of sepsis. But the prognostic association of an elevated D-dimer with adverse outcomes of all critical illnesses in pediatric intensive care unit (PICU) has received far less emphasis. METHODS This was a single-center retrospective study, including 7,648 critical patients aged between 28 days and 18 years from the pediatric intensive care (PIC) database from 2010 to 2018. The primary outcome was the in-hospital mortality rate. RESULTS Higher levels of D-dimer, INR, PT, APTT, and lower Fib were observed in the non-survivor group (all P < 0.001). D-dimer, INR, PT and APTT were independent risk factors for prognosis in critically ill children. There was the highest AUROC in D-dimer for predicting in-hospital mortality of critically ill patients compared with INR, PT, APTT, and Fib (D-dimer: 0.77 vs. INR: 0.73 vs. PT: 0.73 vs. APTT: 0.64 vs. Fib: 0.60). The cut-off value, sensitivity, and specificity of D-dimer were 1.53, 0.65, and 0.77, respectively. Subgroup analysis showed a stable evaluation effectiveness of D-dimer for predicting in-hospital mortality of critically ill patients in the age and gender groups. CONCLUSIONS We found poorer coagulation function in the non-survivors compared with the survivors. Among the coagulation indicators, D-dimer was most strongly associated with in-hospital mortality of unselected critically ill children.
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Affiliation(s)
- Guan Wang
- Department of Pediatrics, Qilu Hospital of Shandong University, Jinan, China
| | - Junhui Liu
- Qilu Hospital of Shandong University, Jinan, China
| | - Rui Xu
- Department of Pediatrics, Qilu Hospital of Shandong University, Jinan, China
| | - Xinjie Liu
- Department of Pediatrics, Qilu Hospital of Shandong University, Jinan, China
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Zampino R, Iossa D, Ursi MP, Bertolino L, Karruli A, Molaro R, Esposito G, Vitrone M, D’Amico F, Albisinni R, Durante-Mangoni E. Clinical Significance and Prognostic Value of Hemostasis Parameters in 337 Patients with Acute Infective Endocarditis. J Clin Med 2021; 10:jcm10225386. [PMID: 34830670 PMCID: PMC8624946 DOI: 10.3390/jcm10225386] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/06/2021] [Revised: 11/11/2021] [Accepted: 11/15/2021] [Indexed: 12/16/2022] Open
Abstract
(1) Background: The aim of this study was to assess the clinical significance and prognostic role of the main hemostasis parameters in infective endocarditis (IE): prothrombin time as international normalized ratio (PT-INR), activated partial thromboplastin time (aPTT), fibrinogen, D-dimers, platelet count, homocysteine. (2) Methods: We studied 337 patients with IE. Clinical, hemato-chemical and echocardiography parameters were analyzed. Coagulation parameters were measured on admission. (3) Results: D-dimers levels (p = 0.012) and a prolonged PT-INR (p = 0.013) were associated with higher in-hospital mortality, while prolonged aPTT (p = 0.021) was associated with increased 1-year mortality. Staphylococcus aureus (S. aureus) infection (p = 0.003), prosthetic valve endocarditis (PVE) (p = 0.001), surgical indication (p = 0.002) and higher D-dimer levels (p = 0.005) were independent predictors of in-hospital mortality. PVE (p = 0.001), a higher Charlson Comorbidity Index (p = 0.049), surgical indication (p = 0.001) and prolonged aPTT (p = 0.012) were independent predictors of 1-year mortality. Higher levels of D-dimers (p < 0.001) and a shorter aPTT (p < 0.001) were associated with embolic complications of IE. S. aureus etiology was bound to higher D-dimers levels (p < 0.001) and a shorter aPTT (p = 0.006). (4) Conclusions: Elevated D-dimers are associated with a higher risk for in-hospital mortality in IE patients. High D-dimers and a short aPTT are associated with a higher risk for embolic events in IE. A longer aPTT is associated with 1-year mortality.
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Affiliation(s)
- Rosa Zampino
- Department of Advanced Medical and Surgical Sciences, University of Campania “Luigi Vanvitelli”, 80138 Naples, Italy; (R.Z.); (M.P.U.); (L.B.); (G.E.); (M.V.)
- Unit of Infectious & Transplant Medicine, A.O.R.N. Ospedali dei Colli-Ospedale Monaldi, 80131 Naples, Italy; (D.I.); (F.D.); (R.A.)
| | - Domenico Iossa
- Unit of Infectious & Transplant Medicine, A.O.R.N. Ospedali dei Colli-Ospedale Monaldi, 80131 Naples, Italy; (D.I.); (F.D.); (R.A.)
- Department of Precision Medicine, University of Campania “Luigi Vanvitelli”, 80131 Naples, Italy; (A.K.); (R.M.)
| | - Maria Paola Ursi
- Department of Advanced Medical and Surgical Sciences, University of Campania “Luigi Vanvitelli”, 80138 Naples, Italy; (R.Z.); (M.P.U.); (L.B.); (G.E.); (M.V.)
| | - Lorenzo Bertolino
- Department of Advanced Medical and Surgical Sciences, University of Campania “Luigi Vanvitelli”, 80138 Naples, Italy; (R.Z.); (M.P.U.); (L.B.); (G.E.); (M.V.)
| | - Arta Karruli
- Department of Precision Medicine, University of Campania “Luigi Vanvitelli”, 80131 Naples, Italy; (A.K.); (R.M.)
| | - Rosa Molaro
- Department of Precision Medicine, University of Campania “Luigi Vanvitelli”, 80131 Naples, Italy; (A.K.); (R.M.)
| | - Gennaro Esposito
- Department of Advanced Medical and Surgical Sciences, University of Campania “Luigi Vanvitelli”, 80138 Naples, Italy; (R.Z.); (M.P.U.); (L.B.); (G.E.); (M.V.)
| | - Martina Vitrone
- Department of Advanced Medical and Surgical Sciences, University of Campania “Luigi Vanvitelli”, 80138 Naples, Italy; (R.Z.); (M.P.U.); (L.B.); (G.E.); (M.V.)
| | - Fabiana D’Amico
- Unit of Infectious & Transplant Medicine, A.O.R.N. Ospedali dei Colli-Ospedale Monaldi, 80131 Naples, Italy; (D.I.); (F.D.); (R.A.)
- Department of Precision Medicine, University of Campania “Luigi Vanvitelli”, 80131 Naples, Italy; (A.K.); (R.M.)
| | - Rosina Albisinni
- Unit of Infectious & Transplant Medicine, A.O.R.N. Ospedali dei Colli-Ospedale Monaldi, 80131 Naples, Italy; (D.I.); (F.D.); (R.A.)
| | - Emanuele Durante-Mangoni
- Unit of Infectious & Transplant Medicine, A.O.R.N. Ospedali dei Colli-Ospedale Monaldi, 80131 Naples, Italy; (D.I.); (F.D.); (R.A.)
- Department of Precision Medicine, University of Campania “Luigi Vanvitelli”, 80131 Naples, Italy; (A.K.); (R.M.)
- Correspondence: ; Tel.: +39-(0)817062475; Fax: +39-(0)817702645
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