Publications by authors named "Gitte Olesen"

Purpose: Clinical relapse is the major threat for patients with myelodysplastic syndrome (MDS) undergoing hematopoietic stem-cell transplantation (HSCT). Early detection of measurable residual disease (MRD) would enable preemptive treatment and potentially reduced relapse risk.

Methods: Patients with MDS planned for HSCT were enrolled in a prospective, observational study evaluating the association between MRD and clinical outcome.

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Article Synopsis
  • Researchers evaluated the transplant conditioning intensity (TCI) score on a group of 4060 patients with acute myeloid leukemia who underwent allogeneic hematopoietic cell transplantation between 2018 and 2021.
  • Patients were categorized into three TCI categories (low, intermediate, high) based on their scores, allowing assessment of the TCI's ability to predict outcomes like non-relapse mortality and relapse risk.
  • Results showed that the TCI score effectively stratified patients by risk, demonstrating its relevance in predicting complications associated with transplant conditioning regimens.
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Purpose: To evaluate the feasibility of the multimodal interdisciplinary rehabilitation programme HAPPY, targeting patients with haematological malignancy and undergoing allogeneic non-myeloablative haematopoietic stem cell transplantation (NMA-HSCT).

Method: A single arm longitudinal design was applied to test the feasibility of the 6-month HAPPY programme, which consisted of motivational interviewing dialogues, individual supervised physical exercise training, relaxation exercises, nutritional counselling, and home assignments. The feasibility measures included acceptability, fidelity, exposure, practicability, and safety.

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Purpose: To explore participants' experiences and perspectives on the relevance and meaning of participating in the multimodal interdisciplinary rehabilitation programme named 'HAPPY', and the programme's influence on their handling of everyday life during and after non-myeloablative allogeneic haematopoietic stem cell transplantation.

Method: A qualitative interview study using Thorne's interpretive description methodology. A semi-structured interview guide and the analysis were inspired by symbolic interactionism.

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We investigated trends of survival in a population-based cohort study of all 181 adults who received HCT for ALL in Denmark between 2000-2019. Patients had a median (min-max) age of 36 (18-74) years at HCT and were followed for a median of eight years. Overall survival (OS) improved over time with an estimated 2-year OS of 49% (CI 27-66%) in year 2000 versus 77% (CI 59-88%) in year 2019.

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Objective: This study aims to report HRQOL, patient activation and physical functioning of haematological patients, participating in a 6-month multimodal interdisciplinary rehabilitation programme HAPPY, when undergoing non-myeloablative allogeneic haematopoietic stem cell transplantation (NMA-HSCT).

Methods: A prospective single-arm longitudinal design. Outcomes were collected as part of a feasibility study and included: HRQOL (EORTC QLQ-C30), patient activation measure (PAM), cardiorespiratory capacity (VO ), leg extensor power, lean body mass, measured pre-NMA-HSCT at 3-, 6- and 12-month follow-up.

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We have used a non-myeloablative conditioning regimen for allogeneic hematopoietic cell transplantation for the past twenty years. During that period, changes in clinical practice have been aimed at reducing morbidity and mortality from infections, organ toxicity, and graft-versus-host disease. We hypothesized that improvements in clinical practice led to better transplantation outcomes over time.

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Background: Acute graft-versus-host-disease (GVHD) after non-myeloablative human leucocyte antigen (HLA)-matched, unrelated donor, allogeneic haemopoietic stem cell transplantation (HSCT) is associated with considerable morbidity and mortality. This trial aimed to evaluate the efficacy of adding sirolimus to the standard cyclosporine and mycophenolate mofetil prophylaxis therapy for preventing acute GVHD in this setting.

Methods: This multicentre, randomised, phase 3 trial took place at nine HSCT centres based in the USA, Denmark, and Germany.

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Aims And Objectives: To explore patients' experiences and perspectives of their challenges and needs regarding their return to everyday life after allogeneic nonmyeloablative haematopoietic stem cell transplantation (NMA-HSCT).

Background: NMA-HSCT can cure patients with malignant blood diseases, but during the following years, the majority of patients suffer from serious side effects and complications. Hence, it is a major challenge for patients treated with NMA-HSCT to rehabilitate, maintain physical and psychosocial functioning and return to a life in restored balance.

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Several immunosuppressive drugs have been proposed for second-line treatment of steroid-refractory acute graft versus host disease (aGvHD) after allogeneic hematopoietic stem cell transplantation. However, the studies on these drugs are small, retrospective, uncontrolled and use different endpoints. Therefore, it remains unknown which treatment is superior.

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Introduction: Haematopoietic cell transplantation with nonmyeloablative conditioning (NMC-HCT) is used in the treatment of haematological malignancies.

Material And Methods: Use of NMC-HCT in Denmark from 2000-07 was examined.

Results: Unrelated donor searches resulted in a suitable donor in 75% of cases of which 36% were transplanted.

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While cellular modulation in vitro of committed hematopoietic stem cell (HSC) growth has been known for some time, less is known about the effect of accessory cells (AC) on the growth of more immature HSC. We have examined the effect of peripheral blood (PB) AC on hematopoiesis by coculturing enriched PB CD34+ cells (>96% pure) with different quantities of CD34 cells (<1% contamination) harvested from 10 breast cancer patients. As expected colony growth was predominantly present in the CD34+ fractions, in which colony forming units granulocyte-macrophage (CFU-GM) varied between 89-3289/10(5) (median 1422/10(5) seeded cells) and week 5 cobblestone area forming cells (CAFC) between 64-1330/10(5) (median 427/10(5) seeded cells).

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