scholarly journals Incidence, risk factors and clinical course of pyogenic spondylodiscitis patients with pulmonary embolism

Author(s):  
Daniel Dubinski ◽  
Sae-Yeon Won ◽  
Fee Keil ◽  
Bedjan Behmanesh ◽  
Max Dosch ◽  
...  

Abstract Purpose In patients with pyogenic spondylodiscitis, surgery is considered the treatment of choice to conduct proper debridement, stabilise the spine and avoid extended bed rest, which in turn is a risk factor for complications such as deep vein thrombosis and pulmonary embolism. Methods We conducted a retrospective clinical study with analysis of a group of 99 patients who had undergone treatment for pyogenic discitis at our institution between June 2012 and August 2017. Included parameters were age, sex, disease pattern, the presence of deep vein thrombosis, resuscitation, in-hospital mortality, present anticoagulation, preexisting comorbidities, tobacco abuse, body mass index, microbiological germ detection and laboratory results. Results Among the analysed cohort, 12% of the treated patients for pyogenic spondylodiscitis suffered from a radiologically confirmed pulmonary embolism. Coronary heart disease (p < 0.01), female sex (p < 0.01), anticoagulation at admission (p < 0.01) and non-O blood type (p < 0.001) were associated with development of pulmonary embolism. Pulmonary embolism was significantly associated with resuscitation (p < 0.005) and deep vein thrombosis (p < 0.001). Neurosurgery was not associated with increased risk for pulmonary embolism compared to conservative-treated patients (p > 0.05). Conclusion Surgery for pyogenic spondylodiscitis was not associated with an elevated risk of pulmonary embolism in our analysis. However, we describe several risk factors for pulmonary embolism in this vulnerable cohort. Prospective studies are necessary to improve prevention and postoperative management in patients with pyogenic spondylodiscitis.

Blood ◽  
2010 ◽  
Vol 116 (21) ◽  
pp. 4740-4740
Author(s):  
Frederick R Rickles ◽  
Gregory A Maynard ◽  
Richard J Friedman ◽  
Alan P Brownstein ◽  
Elizabeth A Varga ◽  
...  

Abstract Abstract 4740 Deep vein thrombosis (DVT) and pulmonary embolism (PE) affect up to 600,000 individuals and account for ~100,000 deaths in the United States each year, according to The Surgeon General's Call to Action (CTA) To Prevent Deep Vein Thrombosis and Pulmonary Embolism (2008). Oncology patients, particularly those who are hospitalized or undergo chemotherapy, are at increased risk for DVT/PE. Mortality is greater among patients with cancer and venous thromboembolism (VTE) than among those with cancer alone. In response to the Surgeon General's CTA, the National Blood Clot Alliance (NBCA), a national, community-based, non-profit organization dedicated to the prevention, diagnosis, and treatment of thrombosis and thrombophilia, conducted a survey to benchmark DVT/PE awareness among the general public and several at-risk patient groups, including oncology patients. The literature contains little information about at-risk patient knowledge, and almost no information about general public knowledge of VTE, making this the first, large survey of both public and at-risk patient awareness of DVT/PE. The survey was conducted in November 2009, among a representative cross-section of 500 adults, >20 years, participating in online research panels. For comparison, the identical survey was conducted among a sample of 500 adults, >20 years, screened from an online research panel, who had received a cancer diagnosis or experienced recurrence of cancer within the past 6 months, or who were on active cancer treatment. Evaluations comparing survey responses provided by oncology patients who, in connection with their treatment, did require a hospital stay versus those who did not require a hospital stay showed no statistically significant differences in DVT/PE awareness between the two subgroups. Among all oncology patients surveyed, 24% said that they had heard of a medical condition called DVT, compared to 21% of the general public. Among all respondents who said that they knew what a DVT was (unaided) or who were able to correctly identify DVT on an aided checklist, 61% of oncology and 53% of national respondents said they could name DVT risk factors. The most frequently mentioned DVT risk factor was “sitting for a long time” among both the oncology (45%) and national (28%) samples. Among oncology patients who could name DVT risk factors (n=155), 8% named surgery, 1% named cancer treatment. Among national respondents who could name DVT risk factors (n=109), significantly more (79%) said they could name DVT signs/symptoms compared to oncology respondents (63%) who said the same. While not statistically significant, the national sample did show greater recognition of certain DVT signs/symptoms: skin redness/discoloration, 41% national, 21% oncology; leg swelling, 50% national, 31% oncology; and, leg pain, 37% national, 27% oncology. PE awareness was low among both groups, with 15% of all oncology and 16% of all national respondents saying that they had heard of PE. Of those who what said they knew what a PE was (unaided) or identified it correctly from an aided checklist, about one-third of both groups said they could name PE signs/symptoms, with “breathing difficulties” cited most frequently by oncology (69%) and national (73%) respondents. Significantly fewer oncology patients (28%) mentioned chest pain/tightness as a PE sign/symptom, compared to the national sample (57%). About 8 in 10 oncology and national respondents said that they did know what a blood clot is, and virtually all respondents (98%) recognized blood clots as life threatening. DVT/PE awareness/knowledge was low. Despite increased risk, oncology patients demonstrated no greater awareness of DVT/PE than the general public. DVT/PE education, utilizing interventions identified in the Surgeon General's DVT/PE CTA, should target the general public, with special emphasis on at-risk oncology patients to fill gaps relative to increased DVT/PE risks and signs/symptoms. Terms should be further simplified for future public awareness and patient education initiatives. Disclosures: Brownstein: Ortho-McNeil, Division of Ortho-McNeil-Janssen Pharmaceuticals, Inc.: Data reported from project supported by Ortho-McNeil, Division of Ortho-McNeil-Janssen Pharmaceuticals, Inc. Ansell:Bayer, Inc: Consultancy; Bristol Myers Squibb: Consultancy, Data Safety Monitoring Boards; Daiichi Sankyo: Consultancy; Boehringer Ingleheim: Consultancy; Ortho McNeil: Consultancy; Sanofi Aventis: Speakers Bureau.


Neurosurgery ◽  
2019 ◽  
Vol 66 (Supplement_1) ◽  
Author(s):  
Daniel Dubinski

Abstract INTRODUCTION Pulmonary embolism (PE) due to deep vein thrombosis is a complication with severe morbidity and mortality rates. Neurocritical care patients constitute an inhomogeneous cohort with often strict contraindications to conventional embolism treatment. The aim of the present study is to identify risk factors for PE for intensified risk stratification in this demanding cohort. METHODS Retrospective analysis which included age, gender, disease pattern, the presence of deep vein thrombosis, resuscitation, in-hospital mortality, present anticoagulation, coronary artery disease, diabetes mellitus, smoking status, hypertension, and ABO blood type. RESULTS Computed tomography confirmed 165 cases of PE among 387 patients with clinical suspicion of PE (42%). Younger age (P < .0001), female gender (P < .006), neuro-oncological disease (P < .002), non-O blood type (P < .002) and the absence of Marcumar therapy (P < .003) were identified as significant risk factors for PE. On the basis of the identified risk factors, the AMBOS score system is introduced. CONCLUSION Neurocritical care patients with high AMBOS score are at elevated risk for PE and should therefore be put under intensified monitoring for cardiovascular events in neurocritical care units.


Rheumatology ◽  
2020 ◽  
Vol 60 (1) ◽  
pp. 188-195
Author(s):  
Lingyi Li ◽  
Na Lu ◽  
Ana Michelle Avina-Galindo ◽  
Yufei Zheng ◽  
Diane Lacaille ◽  
...  

Abstract Objectives To estimate the overall risk of venous thromboembolism (VTE), pulmonary embolism (PE) and deep vein thrombosis (DVT) among patients newly diagnosed with RA compared with the general population without RA; and to estimate the risk trends of VTE, PE and DVT after RA diagnosis up to 5 years compared with the general population. Methods Using previously validated RA case definition, we conducted a matched cohort study using the population-based administrative health database from the province of British Columbia, Canada. We calculated incidence rates (IRs) and fully adjusted hazard ratios (HRs) for the risk of VTE, DVT and PE after RA index date. Results Among 39 142 incident RA patients (66% female, mean age 60), 1432, 543 and 1068 developed VTE, PE and DVT, respectively. IRs for the RA cohort were 3.79, 1.43 and 2.82 per 1000 person-years vs 2.70, 1.03 and 1.94 per 1000 person-years for the non-RA cohort. After adjusting for VTE risk factors, the HRs (95% CI) were 1.28 (1.20, 1.36), 1.25 (1.13, 1.39) and 1.30 (1.21, 1.40) for VTE, PE and DVT, respectively. The fully adjusted HRs for VTE during the first five years after RA diagnosis were 1.60, 1.47, 1.40, 1.30 and 1.28, respectively. A similar trend was shown in PE. Conclusion This population-based study demonstrates that RA patients have an increased risk of VTE, PE and DVT after diagnosis compared with the general population. This risk is independent of traditional VTE risk factors and is highest during the first year after RA diagnosis, then progressively declined.


2012 ◽  
Vol 108 (12) ◽  
pp. 1165-1171 ◽  
Author(s):  
Anders Dahm ◽  
Anne Flem Jacobsen ◽  
Leiv Sandvik ◽  
Per Morten Sandset ◽  
Astrid Bergrem

SummaryLimited data exist on thrombophilia and the risk of venous thrombosis (VT) during pregnancy and postpartum. The objectives of the present study were to investigate the role of haemostatic risk factors for pregnancy-related VT and their phenotypic expression in deep-vein thrombosis (DVT) and pulmonary embolism (PE). Total 313 cases with objectively verified first time VT and 353 controls were selected from a source population of 377,155 women with 613,232 pregnancies. The adjusted odds ratio (aOR) for pregnancy-related VT was 1.7 (95% confidence interval [CI] 1.1–2.8) for women with factor VIII >90th percentile. The aOR for VT for endogenous thrombin potential and D-dimer values >90thpercentiles were 1.8 (95% CI 1.1–3.0) and 2.1 (95% CI 1.3–3.3), respectively. Factor IX >90thpercentile or free protein S ≤the 5th percentile increased the risk for PE, and the aORs were 2.4 (95% CI 1.1–5.0) and 3.1 (95% CI 1.3–7.2), respectively. Women carrying the factor V Leiden (F5 rs6025) polymorphism, or who had reduced sensitivity to activated protein C (aPC) in the absence of F5 rs6025, had increased risk for DVT, with unadjusted ORs 7.7 (95% CI 4.7–12.7) and 3.5 (95% CI 2.2–5.4), respectively. Women with a history of pregnancy-related VT showed activation of coagulation and had elevated factor VIII. Furthermore, high levels of factor IX and low levels of free protein S were associated with increased risk for PE, whereas aPC resistance and F5 rs6025 were risk factors for DVT and not PE.


Blood ◽  
2019 ◽  
Vol 134 (Supplement_1) ◽  
pp. 932-932
Author(s):  
Christina Poh ◽  
Ann M Brunson ◽  
Theresa H.M. Keegan ◽  
Ted Wun ◽  
Anjlee Mahajan

Background Venous thromboembolism (VTE) is a known complication in patients with acute myeloid leukemia (AML), acute lymphoid leukemia (ALL) and non-Hodgkin's lymphoma (NHL). However, the cumulative incidence, risk factors, rate of subsequent VTE and impact on mortality of upper extremity deep vein thrombosis (UE DVT) in these diseases is not well-described. Methods Using the California Cancer Registry, we identified patients with a first primary diagnosis of AML, ALL and NHL from 2005-2014 and linked these patients with the statewide hospitalization and emergency department databases to identify an incident UE DVT event using specific ICD-9-CM codes. Patients with VTE prior to or at the time of malignancy diagnosis or who were not treated with chemotherapy were excluded. We determined the cumulative incidence of first UE DVT, adjusted for the competing risk of death. We also examined the cumulative incidence of subsequent VTE (UE DVT, lower extremity deep vein thrombosis (LE DVT) and pulmonary embolism (PE)) and major bleeding after incident UE DVT. Using Cox proportional hazards regression models, stratified by tumor type and adjusted for other prognostic covariates including sex, race/ethnicity, age at diagnosis, neighborhood, sociodemographic status and central venous catheter (CVC) placement, we identified risk factors for development of incident UE DVT, the effect of incident UE DVT on PE and/or LE DVT development, and impact of incident UE DVT on cancer specific survival. The association of CVC placement with incident UE DVT was not assessed in acute leukemia patients, as all who undergo treatment were assumed to have a CVC. Results are presented as adjusted hazard ratios (HR) and 95% confidence intervals (CI). Results Among 37,282 patients included in this analysis, 6,213 had AML, 3,730 had ALL and 27,339 had NHL. The 3- and 12-month cumulative incidence of UE DVT was 2.6% and 3.6% for AML, 2.1% and 3% for ALL and 1.0% and 1.6% for NHL respectively (Figure 1A). Most (56-64%) incident UE DVT events occurred within the first 3 months of malignancy diagnosis. African Americans (HR 1.66; CI 1.22-2.28) and Hispanics (HR 1.35; CI 1.10-1.66) with NHL had an increased risk of incident UE DVT compared to non-Hispanics Whites. NHL patients with a CVC had over a 2-fold increased risk of incident UE DVT (HR 2.05; CI 1.68-2.51) compared to those without a CVC. UE DVT was a risk factor for development of PE or LE DVT in ALL (HR 2.53; CI 1.29-4.95) and NHL (HR 1.63; CI 1.11-2.39) but not in AML. The 12-month cumulative incidence of subsequent VTE after an incident UE DVT diagnosis was 6.4% for AML, 12.0% for ALL and 7.6% for NHL. 46-58% of subsequent VTEs occurred within the first 3 months of incident UE DVT diagnosis. The majority of subsequent VTEs were UE DVT which had a 12-month cumulative incidence of 4.6% for AML, 6.6% for ALL and 4.0% for NHL (Figure 1B). The 12-month cumulative incidence of subsequent LE DVT was 1.3% for AML, 1.6% for ALL and 1.9% for NHL (Figure 1C). The 12-month cumulative incidence of subsequent PE was 0.4% for AML, 4.1% for ALL and 1.8% for NHL (Figure 1D). The 12-month cumulative incidence of major bleeding after an UE DVT diagnosis was 29% for AML, 29% for ALL and 20% for NHL. Common major bleeding events included gastrointestinal (GI) bleeds, epistaxis and intracranial hemorrhage. GI bleeding was the most common major bleeding event among all three malignancies (14.2% in AML, 9.6% in ALL and 12.4% in NHL). The rate of intracranial hemorrhage was 6% in AML, 3.5% in ALL and 1.7% in NHL. A diagnosis of incident UE DVT was associated with an increased risk of cancer-specific mortality in all three malignancies (HR 1.38; CI 1.16-1.65 in AML, HR 2.16; CI 1.66-2.82 in ALL, HR 2.38; CI 2.06-2.75 in NHL). Conclusions UE DVT is an important complication among patients with AML, ALL and NHL, with the majority of UE DVT events occurring within the first 3 months of diagnosis. The most common VTE event after an index UE DVT was another UE DVT, although patients also had subsequent PE and LE DVT. UE DVT was a risk factor for development of PE or LE DVT in ALL and NHL, but not in AML. Major bleeding after an UE DVT was high in all three malignancies (&gt;20%), with GI bleeds being the most common. UE DVT in patients with AML, ALL and NHL is associated with increased risk of mortality. Disclosures Wun: Janssen: Other: Steering committee; Pfizer: Other: Steering committee.


2019 ◽  
Author(s):  
Sarah Ali Althomali ◽  
Adel S. Alghamdi ◽  
Tareef H. Gnoot ◽  
Mohammad A. Alhassan ◽  
Abdullatif H. Ajaimi ◽  
...  

Abstract Background In lower limb deep vein thrombosis; it is important to identify proximal from distal deep vein thrombosis as it carries the highest risk of pulmonary embolism. It is known that D-dimer has a great role in deep vein thrombosis diagnosis. Yet, the use of D-dimer to predict the location of deep vein thrombosis and the risk of pulmonary embolism in deep vein thrombosis patients has not been investigated before. Objective To address the correlation between D-dimer and the location of deep vein thrombosis and to study the efficacy of D-dimer to predict risk of PE in patients with proximal or extensive deep vein thrombosis. Method We included 110 consecutive patients who were hospitalized with the diagnosis of deep vein thrombosis, with or without a concomitant diagnosis of PE, and with D-dimer measured at initial presentation. We categorized the location of deep vein thrombosis as: distal, proximal, and extensive. In the analysis, patients were grouped into high-risk (patients with Proximal or Extensive deep vein thrombosis and pulmonary embolism) and low risk group (patients without pulmonary embolism). Results There was no significant association between D-dimer level and the location of deep vein thrombosis (p=0.519). However, D-dimer level was greater among patients with pulmonary embolism (9.6mg/L) than among patients without pulmonary embolism (7.4mg/L), (p=0.027). D-dimer was a significant predictor of pulmonary embolism as patients with proximal or extensive deep vein thrombosis had 8-folds increased risk of pulmonary embolism than patients with D-dimer less than 4.75mg/L (OR=7.9, p=0.013). Conclusion Though D-dimer was not significantly associated with the location of deep vein thrombosis, it was a significant predictor of pulmonary embolism in patients hospitalized with proximal or extensive deep vein thrombosis.


2020 ◽  
Vol 26 (7) ◽  
pp. 1769-1773
Author(s):  
Kylee E White ◽  
Christopher T Elder

Introduction As a single agent, fluorouracil has been documented to have a small but present chance of causing extravasation of the port when not properly administered. It has also been shown that cancer patients receiving chemotherapy are at increased risk of deep vein thrombosis, symptomatic or silent. Case report A 43-year-old male patient with stage III colon cancer receiving FOLFOX developed a saddle pulmonary embolism involving possible extravasation that was discovered following cycle 3 of chemotherapy. CT scan and lower extremity Doppler confirmed non-occlusive deep vein thrombosis along with saddle pulmonary embolism. Management and outcome: For acute management, patient underwent bilateral pulmonary artery thrombolysis. Following this, the patient was initiated on rivaroxaban indefinitely. The right subclavian port was removed, and a new port was placed in the left subclavian. Patient went on to receive three more cycles of chemotherapy. Discussion Fluorouracil, an inflammitant, has been shown to have damaging potential, especially in terms of the integrity of the endothelium. Over time, this can lead to serious complications such as cardiotoxicity, including deep vein thrombosis formation. Based on how and when the thrombi were discovered, it is not possible to deduce whether the port, the 5-FU, extravasation or other factors were the precipitators of the formation of the thrombi. The combination of chemotherapy treatment along with CVC placement appears to have an additive risk to the formation of a thrombus. Practitioners should take caution when evaluating for extravasation and CVC integrity and note other potential differentials for causes, including deep vein thrombosis/saddle pulmonary embolism formation.


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