what make d dimer test positive application using method

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  • Widely Used Types and Clinical Applications of D-Dimer ...Explore further

    2016-3-25 · In contrast with a negative D-dimer result, a positive D-dimer assay result is nonspecific and can be caused by many diseases. A large retrospective study of 1647 patients, evaluated at a large urban medical center, whose specimens yielded a positive D-dimer result showed infection as the most common cause, followed by VTE, syncope, heart ...

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  • Review of D‐dimer testing: Good, Bad, and Ugly - Linkins ...

    2017-4-26 · For patients ≥50 years of age, the threshold for a positive test was calculated by multiplying the patient's age in years by 10. Patients with a positive D-dimer underwent diagnostic imaging, patients with a negative D-dimer had no further testing and were …

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  • Diagnostic management of inpatients with a positive D ...

    2021-1-7 · Clinically, the D-dimer test can assist in the diagnosis of patients with suspected PE and suspected lower extremity deep venous thrombosis 28 and can be performed as a routine screening test before and after surgery and for elderly or bedridden patients as well as patients with atrial fibrillation or myocardial infarction. 29,30 In addition ...

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  • D-dimer: An Overview of Hemostasis and Fibrinolysis ...

    2015-1-1 · The finding of a D-dimer below the threshold published in the package insert can be used safely, but because of rising values, the test was below the threshold in patients without VTE in 50%, 22%, and 0% in patients in the first, second, and third trimesters, respectively; thus, there is an increased false positive value of the test, a problem ...

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  • Never ignore extremely elevated D-dimer levels: they are ...

    Although D-dimer testing has a reputation for being very non-specific, an extremely elevated D-dimer is uniquely associated with severe disease, mainly including VTE, sepsis and/or cancer. These results suggest that, even if sharply elevated D-dimers are a seemingly solitary finding, clinical suspic …

    Get Price
  • Salivary D-dimer in pigs: Validation of an automated assay ...

    2020-5-1 · In the stress model, a significant increase (P < 0.05) in salivary D-dimer 15 min after the stress stimulus and a positive correlation between D-dimer and sAA (r = 0.51; P < 0.001) were observed. These results indicate that D-dimer can be measured in porcine saliva with an automated method and suggest that its concentration can be influenced by ...

    Get Price
  • Point-of-Care Testing for D-Dimer in the Diagnosis of ...

    2020-12-2 · Furthermore, when using point-of-care (POC) or laboratory D-dimer test, an age-adjusted D-dimer test threshold for people aged over 50 years should be considered [17, 20]. Analysis of five case studies by the All-Party Parliamentary Thrombosis Group demonstrated that the availability of diagnostic tools, such as the POC D-dimer tests, in ...

    Get Price
  • Serum D-dimer should not be used in the diagnosis of ...

    2020-9-22 · Serum D-dimer is frequently used to rule out a diagnosis of venous thromboembolism (VTE), a recognised complication following total knee replacement (TKR). TKR is known to cause a rise in D-dimer levels, reducing its specificity. Previous studies have demonstrated that D-dimer remains elevated within 10 days of TKR and therefore should be avoided.

    Get Price
  • Never ignore extremely elevated D-dimer levels: they are ...

    Although D-dimer testing has a reputation for being very non-specific, an extremely elevated D-dimer is uniquely associated with severe disease, mainly including VTE, sepsis and/or cancer. These results suggest that, even if sharply elevated D-dimers are a seemingly solitary finding, clinical suspic …

    Get Price
  • Point-of-Care Testing for D-Dimer in the Diagnosis of ...

    2020-12-2 · Furthermore, when using point-of-care (POC) or laboratory D-dimer test, an age-adjusted D-dimer test threshold for people aged over 50 years should be considered [17, 20]. Analysis of five case studies by the All-Party Parliamentary Thrombosis Group demonstrated that the availability of diagnostic tools, such as the POC D-dimer tests, in ...

    Get Price
  • A Novel and Rapid Whole-Blood Assay for D-Dimer in ...

    1995-4-15 · Background The clinical utility of using a novel whole blood assay for D-dimer (SimpliRED), alone or in combination with impedance plethysmography (IPG), was investigated in a two-center, prospective cohort study of 214 consecutive patients with clinically suspected deep vein thrombosis (DVT).. Methods and Results All patients underwent the SimpliRED D-dimer assay, contrast …

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  • D-dimer: An Overview of Hemostasis and Fibrinolysis ...

    2015-1-1 · The finding of a D-dimer below the threshold published in the package insert can be used safely, but because of rising values, the test was below the threshold in patients without VTE in 50%, 22%, and 0% in patients in the first, second, and third trimesters, respectively; thus, there is an increased false positive value of the test, a problem ...

    Get Price
  • Salivary D-dimer in pigs: Validation of an automated assay ...

    2020-5-1 · In the stress model, a significant increase (P < 0.05) in salivary D-dimer 15 min after the stress stimulus and a positive correlation between D-dimer and sAA (r = 0.51; P < 0.001) were observed. These results indicate that D-dimer can be measured in porcine saliva with an automated method and suggest that its concentration can be influenced by ...

    Get Price
  • D-dimer: Simple Test, Tough Problems

    2013-8-1 · Context.—D-dimer is widely used for exclusion, or as an aid in diagnosis, of venous thromboembolism (VTE); however, the D-dimer assay methods available from manufacturers and the laboratory application of those methods vary widely.. Objectives.—To describe the current laboratory practice regarding the assay and reporting of D-dimer.. Design.—Laboratories' D-dimer proficiency …

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  • AIHTA - POCT/ Point of Care Tests: D-Dimer and Troponin

    The policy question is whether hospital stays, admissions or further tests can be avoided by using the two POC diagnostics (D-dimer and troponin). While many studies on POCTs deal with the analytical performance (diagnostic accuracy) of these tests, studies on the impact on clinical (triage) decisions and on patient-relevant endpoints are much ...

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  • Serum D-dimer should not be used in the diagnosis of ...

    2020-9-22 · Serum D-dimer is frequently used to rule out a diagnosis of venous thromboembolism (VTE), a recognised complication following total knee replacement (TKR). TKR is known to cause a rise in D-dimer levels, reducing its specificity. Previous studies have demonstrated that D-dimer remains elevated within 10 days of TKR and therefore should be avoided.

    Get Price
  • The diagnosis of deep vein thrombosis in symptomatic ...

    2003-12-11 · D-dimer assays D-dimer formation. Fibrinogen structure, and fibrin and D-dimer formation have been reviewed by Gaffney (1987) and Hantgan et al.Fibrinogen is a large (340 kD) glycoprotein consisting of three pairs of disulphide bonded polypeptide chains (α-, β- and γ-chains).It has a central, N-terminal, E-domain, containing numerous disulphide bridges and two outer D-domains.

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  • (PDF) The Performance of Alkylketene Dimer (AKD) for the ...

    Addition of 1.4% cationic starch and 0.5% AKD significantly enhanced water absorption resistance from 59 to 23250 sec and improved the burst (6.68%) and tensile index (26.47%). The molded pulp ...

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  • D-Dimer - Health Encyclopedia - University of Rochester ...

    A negative D-dimer test means that a blood clot is highly unlikely. A positive D-dimer test doesn't mean that you have a clot. There may be other reasons it is positive. More testing is usually needed. How is this test done? The test requires a blood sample, which is drawn through a needle from a vein in your arm.

    Get Price
  • Review of D‐dimer testing: Good, Bad, and Ugly - Linkins ...

    2017-4-26 · For patients ≥50 years of age, the threshold for a positive test was calculated by multiplying the patient's age in years by 10. Patients with a positive D-dimer underwent diagnostic imaging, patients with a negative D-dimer had no further testing and were …

    Get Price
  • Never ignore extremely elevated D-dimer levels: they are ...

    Although D-dimer testing has a reputation for being very non-specific, an extremely elevated D-dimer is uniquely associated with severe disease, mainly including VTE, sepsis and/or cancer. These results suggest that, even if sharply elevated D-dimers are a seemingly solitary finding, clinical suspic …

    Get Price
  • D-dimer level in COVID-19 infection: a systematic review

    D-dimer level is one of the measures used in patients to detect thrombosis. Studies have reported an increase in D-dimer and fibrinogen concentrations in the early stages of COVID-19 disease a 3 to 4-fold rise in D-dimer levels is linked to poor prognosis. In addition, underlying diseases such as di …

    Get Price
  • Salivary D-dimer in pigs: Validation of an automated assay ...

    2020-5-1 · In the stress model, a significant increase (P < 0.05) in salivary D-dimer 15 min after the stress stimulus and a positive correlation between D-dimer and sAA (r = 0.51; P < 0.001) were observed. These results indicate that D-dimer can be measured in porcine saliva with an automated method and suggest that its concentration can be influenced by ...

    Get Price
  • D-dimer level is associated with the severity of COVID-19

    2020-7-27 · Results. In our cohort study, patients with severe disease were more likely to exhibit dysregulated coagulation function, and a significantly higher D-dimer level (median 1.8 μg/ml [interquartile range 0.9–4.6] vs 0.5 [0.3–1.1], p < 0.001) was found in severe cases than the mild ones, on admission.In the meta-analysis of 13 cohort studies (including the current study), patients with ...

    Get Price
  • Point-of-Care Testing for D-Dimer in the Diagnosis of ...

    2020-12-2 · Furthermore, when using point-of-care (POC) or laboratory D-dimer test, an age-adjusted D-dimer test threshold for people aged over 50 years should be considered [17, 20]. Analysis of five case studies by the All-Party Parliamentary Thrombosis Group demonstrated that the availability of diagnostic tools, such as the POC D-dimer tests, in ...

    Get Price
  • Serum D-dimer should not be used in the diagnosis of ...

    2020-9-22 · Serum D-dimer is frequently used to rule out a diagnosis of venous thromboembolism (VTE), a recognised complication following total knee replacement (TKR). TKR is known to cause a rise in D-dimer levels, reducing its specificity. Previous studies have demonstrated that D-dimer remains elevated within 10 days of TKR and therefore should be avoided.

    Get Price
  • D-dimer as an alarming biomarker in various cancers: a ...

    D-dimer is the breakdown product; derived from action of plasmin; a clot degrading enzyme, and this works as primary diagnostic tool in various diseases such as; deep venous thrombosis (DVT), systemic illness and cancers. Here D stands for domain and is written as D-dimer or d-dimer [4,5].

    Get Price
  • D-dimer tests show at least 62 percent of mRNA …

    2021-7-14 · These are microscopic and do not show up on tests, as they can only be detected using a blood test known as D-dimer. Dr. Hoffe has been performing D-dimer tests on his mRNA 'vaccinated' patients, which led him to discover that at least 62 percent of them have these microscopic blood clots.

    Get Price
  • D-Dimer - Health Encyclopedia - University of Rochester ...

    A negative D-dimer test means that a blood clot is highly unlikely. A positive D-dimer test doesn't mean that you have a clot. There may be other reasons it is positive. More testing is usually needed. How is this test done? The test requires a blood sample, which is drawn through a needle from a vein in your arm.

    Get Price
  • Review of D‐dimer testing: Good, Bad, and Ugly - Linkins ...

    2017-4-26 · For patients ≥50 years of age, the threshold for a positive test was calculated by multiplying the patient's age in years by 10. Patients with a positive D-dimer underwent diagnostic imaging, patients with a negative D-dimer had no further testing and were …

    Get Price
  • Never ignore extremely elevated D-dimer levels: they are ...

    Although D-dimer testing has a reputation for being very non-specific, an extremely elevated D-dimer is uniquely associated with severe disease, mainly including VTE, sepsis and/or cancer. These results suggest that, even if sharply elevated D-dimers are a seemingly solitary finding, clinical suspic …

    Get Price
  • D-dimer level in COVID-19 infection: a systematic review

    D-dimer level is one of the measures used in patients to detect thrombosis. Studies have reported an increase in D-dimer and fibrinogen concentrations in the early stages of COVID-19 disease a 3 to 4-fold rise in D-dimer levels is linked to poor prognosis. In addition, underlying diseases such as di …

    Get Price
  • Salivary D-dimer in pigs: Validation of an automated assay ...

    2020-5-1 · In the stress model, a significant increase (P < 0.05) in salivary D-dimer 15 min after the stress stimulus and a positive correlation between D-dimer and sAA (r = 0.51; P < 0.001) were observed. These results indicate that D-dimer can be measured in porcine saliva with an automated method and suggest that its concentration can be influenced by ...

    Get Price
  • D-dimer level is associated with the severity of COVID-19

    2020-7-27 · Results. In our cohort study, patients with severe disease were more likely to exhibit dysregulated coagulation function, and a significantly higher D-dimer level (median 1.8 μg/ml [interquartile range 0.9–4.6] vs 0.5 [0.3–1.1], p < 0.001) was found in severe cases than the mild ones, on admission.In the meta-analysis of 13 cohort studies (including the current study), patients with ...

    Get Price
  • Point-of-Care Testing for D-Dimer in the Diagnosis of ...

    2020-12-2 · Furthermore, when using point-of-care (POC) or laboratory D-dimer test, an age-adjusted D-dimer test threshold for people aged over 50 years should be considered [17, 20]. Analysis of five case studies by the All-Party Parliamentary Thrombosis Group demonstrated that the availability of diagnostic tools, such as the POC D-dimer tests, in ...

    Get Price
  • Serum D-dimer should not be used in the diagnosis of ...

    2020-9-22 · Serum D-dimer is frequently used to rule out a diagnosis of venous thromboembolism (VTE), a recognised complication following total knee replacement (TKR). TKR is known to cause a rise in D-dimer levels, reducing its specificity. Previous studies have demonstrated that D-dimer remains elevated within 10 days of TKR and therefore should be avoided.

    Get Price
  • D-dimer as an alarming biomarker in various cancers: a ...

    D-dimer is the breakdown product; derived from action of plasmin; a clot degrading enzyme, and this works as primary diagnostic tool in various diseases such as; deep venous thrombosis (DVT), systemic illness and cancers. Here D stands for domain and is written as D-dimer or d-dimer [4,5].

    Get Price
  • D-dimer tests show at least 62 percent of mRNA …

    2021-7-14 · These are microscopic and do not show up on tests, as they can only be detected using a blood test known as D-dimer. Dr. Hoffe has been performing D-dimer tests on his mRNA 'vaccinated' patients, which led him to discover that at least 62 percent of them have these microscopic blood clots.

    Get Price
  • D-Dimer - Health Encyclopedia - University of Rochester ...

    A negative D-dimer test means that a blood clot is highly unlikely. A positive D-dimer test doesn't mean that you have a clot. There may be other reasons it is positive. More testing is usually needed. How is this test done? The test requires a blood sample, which is drawn through a needle from a vein in your arm.

    Get Price
  • Review of D‐dimer testing: Good, Bad, and Ugly - Linkins ...

    2017-4-26 · For patients ≥50 years of age, the threshold for a positive test was calculated by multiplying the patient's age in years by 10. Patients with a positive D-dimer underwent diagnostic imaging, patients with a negative D-dimer had no further testing and were …

    Get Price
  • Never ignore extremely elevated D-dimer levels: they are ...

    Although D-dimer testing has a reputation for being very non-specific, an extremely elevated D-dimer is uniquely associated with severe disease, mainly including VTE, sepsis and/or cancer. These results suggest that, even if sharply elevated D-dimers are a seemingly solitary finding, clinical suspic …

    Get Price
  • D-dimer level in COVID-19 infection: a systematic review

    D-dimer level is one of the measures used in patients to detect thrombosis. Studies have reported an increase in D-dimer and fibrinogen concentrations in the early stages of COVID-19 disease a 3 to 4-fold rise in D-dimer levels is linked to poor prognosis. In addition, underlying diseases such as di …

    Get Price
  • Salivary D-dimer in pigs: Validation of an automated assay ...

    2020-5-1 · In the stress model, a significant increase (P < 0.05) in salivary D-dimer 15 min after the stress stimulus and a positive correlation between D-dimer and sAA (r = 0.51; P < 0.001) were observed. These results indicate that D-dimer can be measured in porcine saliva with an automated method and suggest that its concentration can be influenced by ...

    Get Price
  • D-dimer level is associated with the severity of COVID-19

    2020-7-27 · Results. In our cohort study, patients with severe disease were more likely to exhibit dysregulated coagulation function, and a significantly higher D-dimer level (median 1.8 μg/ml [interquartile range 0.9–4.6] vs 0.5 [0.3–1.1], p < 0.001) was found in severe cases than the mild ones, on admission.In the meta-analysis of 13 cohort studies (including the current study), patients with ...

    Get Price
  • Point-of-Care Testing for D-Dimer in the Diagnosis of ...

    2020-12-2 · Furthermore, when using point-of-care (POC) or laboratory D-dimer test, an age-adjusted D-dimer test threshold for people aged over 50 years should be considered [17, 20]. Analysis of five case studies by the All-Party Parliamentary Thrombosis Group demonstrated that the availability of diagnostic tools, such as the POC D-dimer tests, in ...

    Get Price
  • Serum D-dimer should not be used in the diagnosis of ...

    2020-9-22 · Serum D-dimer is frequently used to rule out a diagnosis of venous thromboembolism (VTE), a recognised complication following total knee replacement (TKR). TKR is known to cause a rise in D-dimer levels, reducing its specificity. Previous studies have demonstrated that D-dimer remains elevated within 10 days of TKR and therefore should be avoided.

    Get Price
  • D-dimer as an alarming biomarker in various cancers: a ...

    D-dimer is the breakdown product; derived from action of plasmin; a clot degrading enzyme, and this works as primary diagnostic tool in various diseases such as; deep venous thrombosis (DVT), systemic illness and cancers. Here D stands for domain and is written as D-dimer or d-dimer [4,5].

    Get Price
  • D-dimer tests show at least 62 percent of mRNA …

    2021-7-14 · These are microscopic and do not show up on tests, as they can only be detected using a blood test known as D-dimer. Dr. Hoffe has been performing D-dimer tests on his mRNA 'vaccinated' patients, which led him to discover that at least 62 percent of them have these microscopic blood clots.

    Get Price
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