Publications by authors named "Gram J"

Background: Telehealth has become increasingly essential in healthcare provision, also in the Prehospital Emergency Medical Services (EMS), where live video is implemented as a supplemental tool to assess and triage medical emergency calls. So far, using video for emergency calls seems beneficial for patient assessment and dispatcher-assisted first aid. However, the EMS dispatchers' experiences with and perceptions of using video during emergency calls are largely unexplored.

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Background: Osteoporotic fractures pose a growing public health concern. Osteoporosis is underdiagnosed and undertreated, highlighting the necessity of systematic screening programs. We aimed to evaluate the effectiveness of a two-step population-based osteoporotic screening program.

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Article Synopsis
  • Researchers wanted to see if taking selenium would help improve the quality of life for people with autoimmune thyroiditis.
  • They studied 412 patients over 12 months by giving some of them selenium and others a placebo (fake pill), but found that both groups felt similarly about their quality of life after a year.
  • Even though selenium lowered certain antibody levels in the blood, it didn't change how much medication the patients needed or make them feel any better than those who didn’t take it.
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Preeclampsia is a worldwide contributor to maternal and fetal morbidity and mortality. Women with preeclampsia are in a hyper-coagulable state with increased risk of thromboembolic disease later in life compared with normal pregnant women. The contact system (CAS) in plasma can mediate thrombin generation and is an important contributor to thrombus growth, but the activation of CAS during pregnancy complicated by preeclampsia is not yet elucidated, and CAS may play a role in the pathophysiology of preeclampsia.

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Aims: Recent studies suggest that atrial fibrillation (AF) burden (time AF is present) is an independent risk factor for stroke. The aim of this trial was to study the feasibility and accuracy to identify AF episodes and quantify AF burden in patients with a known history of paroxysmal AF with a photoplethysmography (PPG)-based wearable.

Methods And Results: In this prospective, single-centre trial, the PPG-based estimation of AF burden was compared with measurements of a conventional 48 h Holter electrocardiogram (ECG), which served as the gold standard.

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Background: The contact system (CAS) is part of the coagulation system, consisting of a group of plasma proteins stimulating inflammation, coagulation, and fibrinolysis when activated. CAS can be triggered by several activating surfaces, and CAS may play a potential role in thrombus formation. Combined oral contraceptives (COCs) are known to increase the risk of venous thromboembolism, and COCs induce various prothrombotic changes in the coagulation system, whereas the effect of COC on CAS has not been thoroughly investigated.

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Background: Direct oral anticoagulants (DOACs) are the first-choice treatment option for the prevention of the recurrence of venous thrombosis in patients with pulmonary embolism (PE); however, their effect in patients with antiphospholipid syndrome (APS) is challenged. Therefore, the prevalence of antiphospholipid autoantibodies in patients with PE is noteworthy.

Objectives: To determine the prevalence of unselected patients presenting with PE who meet the criteria for APS based on elevated levels of anticardiolipin (aCL) and anti-β2-glycoprotein I (aβ2GPI) antibodies.

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Article Synopsis
  • Hypogonadism often occurs in men receiving opioid treatment and is linked to low testosterone and increased cardiovascular risks.
  • A study involving 37 men with low testosterone examined the effects of testosterone replacement therapy (TRT) on various coagulation factors over 24 weeks, comparing results between those receiving TRT and a placebo.
  • Results showed significant coagulation changes in the TRT group, indicating that TRT may lead to a lower risk of blood clots by decreasing factors associated with the tissue factor pathway, unlike the placebo group, which showed no changes.
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Objectives: Preeclampsia (PE) is a serious complication of pregnancy. The fibrinolytic system play crucial roles regarding placentation and evolution of PE.

Aim: To study comprehensively components of the fibrinolytic system and fibrin lysability in women with PE.

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Objective: The pathophysiology of preeclampsia is not fully understood. Disturbances in the contact system are associated with preeclampsia. Few studies have investigated the association between preeclampsia and alterations in the contact system in plasma.

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Objectives: The contact system consists of coagulation factor XII (FXII), prekallikrein, and H-kininogen (HK) and plays important roles in many diseases. Plasma kallikrein (PKa) cleaved HK (cHK) is a marker of contact activation. Presently, we developed a specific and precise enzyme-linked immunosorbent assay (ELISA) for determination of cHK and

Methods: Cleaved HK specific mouse monoclonal antibodies (mAbs) were generated using a peptide corresponding to the PKa cleavage site on HK as immunogen.

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  • The study investigates the impact of Roux-en-Y gastric bypass (RYGB) surgery on the contact activation system, which plays a role in prothrombotic and inflammatory processes in obese individuals.
  • After surgery, various markers related to the contact system, such as kallikrein generation and factor XII, showed significant decreases, indicating improved metabolic conditions.
  • The findings suggest that changes in these markers are associated with reductions in C1 esterase inhibitor and improvements in metabolic variables like triglycerides and cholesterol levels post-surgery.
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Objective: We investigated the effects of replacing regular outpatient follow-up through prescheduled visits with patient-initiated visits on patient satisfaction and clinical variables of type 1 diabetes (T1D).

Research Design And Methods: A 24-month randomized controlled trial in which adults with T1D were allocated to either patient-initiated unlimited access to outpatient visits or usual care through regular prescheduled visits. The primary outcome was seven patient-reported experience measures of patient satisfaction focused on benefit of consultation and accessibility of the outpatient clinic.

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The effect of anabolic-androgenic steroid (AAS) abuse on the contact activation system (CAS) is not known in detail. We hypothesized that current AAS abuse reduces the kallikrein-generating capacity of CAS significantly and investigated the impact of AAS on the proteins and capacity of CAS in current and former AAS abusers and healthy age-matched controls. Men 18 to 50 years of age were included as current AAS abusers, former AAS abusers, or controls.

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Abuse of anabolic-androgenic steroids (AASs) is suspected to increase the risk of cardiovascular disease (CVD) and cardiovascular mortality in otherwise healthy individuals. AAS abuse may increase the incidence of CVD by altering the hemostatic balance toward a procoagulant state. Studies on the effect of AAS abuse on the fibrinolytic system, however, have either demonstrated a profibrinolytic effect or no effect of AAS abuse, but the overall effect of AAS on fibrinolysis has not been addressed so far.

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Purpose: To determine the occurrence of physiological significant coronary artery disease (CAD) by coronary CT angiography (CTA) derived fractional flow reserve (FFR) in asymptomatic patients with a new diagnosis (<1 year) of type-2 diabetes mellitus (T2DM).

Methods: FFR-analysis was performed from standard acquired coronary CTA data sets. The per-patient minimum distal FFR-value (d-FFR) in coronary vessels (diameter ⩾1.

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Purpose: Little is known of the systemic effects of oral and maxillofacial surgery on the hemostatic balance, including the biochemical effects of tranexamic acid (TXA), on fibrin clot lysis. The present study investigated the effects of orthognathic surgery on fibrin lysis, fibrin structure, and D-dimer and evaluated the effect of TXA on these fibrinolytic measures.

Materials And Methods: The present double-blind, controlled, and randomized, placebo study included patients referred to the Department of Oral and Maxillofacial Surgery at the University Hospital of Southern Denmark-Esbjerg from August 2014 through September 2016.

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Introduction: Polycystic ovary syndrome (PCOS) is characterized by increased central fat mass (CFM), hyper-inflammation, and hemostatic alterations; the risk of cardiovascular disease may also be increased. Reduced fibrin lysability is a risk factor for cardiovascular disease. The present study assessed fibrin lysability in women with PCOS and controls of similar age and body mass index.

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Background: The complement and coagulation systems share an evolutionary origin with many components showing structural homology. Certain components, including complement factor H (FH) and coagulation factor XII (FXII), have separately been shown to have auxiliary activities across the two systems.

Objectives: The interaction between FXII and FH was investigated.

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Unlabelled: Treatment effects of combining teriparatide and whole-body vibration exercise (WBV) vs teriparatide alone in twelve months were compared using bone mineral density (BMD), bone microarchitecture, and bone turnover markers. We found an increased effect in lumbar spine BMD by adding WBV to teriparatide in postmenopausal osteoporotic women.

Introduction: The parathyroid hormone (PTH) analogue teriparatide is an effective but expensive anabolic treatment for osteoporosis.

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Objectives: To describe carotid plaque composition by computed tomography angiography (CTA) in asymptomatic subjects and to compare this to carotid plaque assessment by ultrasound, coronary plaques by coronary CTA, and inflammatory biomarkers in plasma.

Methods: Middle-aged asymptomatic men, n = 43, without known cardiovascular disease and diabetes were included. Plaques in coronary and carotid arteries were evaluated using CTA.

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Unlabelled: Use of antiosteoporotic medication in the population-based, risk-stratified osteoporosis strategy evaluation (ROSE) screening study, comparing the use of FRAX followed by DXA with usual care, was examined. Screening increased the overall use of medication. Being recommended treatment by the hospital and higher age increased the likelihood of starting medication, but, nevertheless, a large percentage opted not to start treatment.

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Purpose: Chemotherapy is associated with both somatic and psychological side effects. Music might ease these problems. Several randomized controlled trials have investigated the effect of music, but the results are inconclusive.

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Introduction: Fibrin clot lysability is associated with development of cardiovascular disease (CVD). We evaluated sex-differences in fibrin clot lysability and the association with coronary plaque composition determined by computed tomography angiography (CTA).

Methods: Middle-aged citizens without known CVD were randomly selected from a national registry.

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