Publications by authors named "Michael Moller"

Chronic lymphocytic leukemia (CLL) is characterized by the accumulation of B cells due to constitutive B-cell receptor (BCR) signaling, leading to apoptosis resistance and increased proliferation. This study evaluates the effects of the Bruton Tyrosine Kinase (BTK) inhibitor ibrutinib on the molecular composition, clonality, and kinetics of B cells during treatment in CLL patients. Employing a multi-omics approach of up to 3.

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Background: Lisfranc injuries are potentially severe but relatively uncommon. Limited epidemiological data regarding Lisfranc injuries of the midfoot are available. This study aimed to describe the injury's epidemiology, injury mechanism, and primary treatment.

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Background And Purpose:  The primary aim of this study was to assess the patient's self-reported change in health 1 year after sustaining an acetabular fracture. The secondary objective was to examine differences in patient-reported outcomes (PROMs) based on sex, age groups, injury mechanisms, type of fracture, and treatment.

Methods:  Data was collected from the Swedish Fracture Register (SFR) for patients with acetabular fractures sustained between 2014 and 2021.

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Introduction: Diffuse large B-cell lymphoma (DLBCL) exhibits striking clinical and biological heterogeneity. Recent studies have identified new subgroups within germinal center B-cell like (GCB) DLBCL, associated with inferior prognosis, irrespective of MYC and BCL2 translocations. We explored the existence of such a DLBCL high-risk subgroup, based on multilevel aberrations, especially focusing on MYC and BCL2.

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This study aimed to investigate the association of socioeconomic factors, country of birth and comorbidities with poor patient-reported outcome 1 year after a distal radial fracture. The patient population was obtained from the Swedish Fracture Register. In the study, 17,468 patients 18 years or older were included.

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The recovery process after tibial plateau fractures varies, with some patients experiencing persistent gait asymmetries for a long period of time. The aim of this study is to analyse knee joint kinematics and kinetics post-fracture using a linear mixed-effects model, assessing 26 participants over 24 months (aged 45, range 26-63), and an age-matched control group (aged 47, range 26-62). Participants underwent three-dimensional gait analysis at 6-, 12- and 24-months post-injury.

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Purpose: Transesophageal echocardiography (TEE) may cause an increase in intracerebral pressure (ICP). Data are currently lacking.

Methods: Monocentric observational study.

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Article Synopsis
  • Talar head fractures are uncommon and mostly reported in men, often linked with other foot injuries and caused by high-energy trauma like car accidents and falls.
  • The study analyzed 32 patients with 33 fractures, focusing on fracture characteristics, treatment options, and outcomes over at least two years.
  • Most fractures required surgical intervention, primarily through screw fixation, with a notable absence of avascular necrosis in the cohort.
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  • Individuals with HIV have a heightened risk of developing lymphoma, a significant cause of death, but the genetic factors involved are not well understood.
  • Researchers performed next-generation sequencing on lymphoma biopsies from 18 HIV-infected patients to analyze the genetic mutations present in these tumors.
  • The study revealed a diverse range of 213 genetic variants across the lymphomas, with no consistent mutations shared among all cases, indicating complex genetic heterogeneity in HIV-associated lymphomas.
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Article Synopsis
  • Deficient DNA mismatch repair (dMMR) serves as a biomarker indicating a better response to PD-1 blockade immunotherapy in solid tumors, including diffuse large B-cell lymphoma (DLBCL).
  • In a study involving a large cohort of DLBCL patients, genetic dMMR was found infrequently and linked to a more favorable immune microenvironment but did not show a strong prognostic impact.
  • Additionally, while phenotypic dMMR was also rare, its presence correlated with increased T cell activity, suggesting that PD-1 T cells may selectively target tumor cell subsets with dMMR, which has implications for the efficacy of immunotherapy in DLBCL.
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Introduction: The majority of all proximal humeral fractures (PHFs) are treated non-surgically. Due to the risk of early secondary fracture displacement patients with non-surgically treated PHFs routinely undergo serial clinical and radiological evaluations. However, the value of these routine follow-up visits is unclear.

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Purpose: To assess the possibility of using Generative Pretrained Transformer (ChatGPT) specifically in the context of orthopaedic trauma surgery by questions posed to ChatGPT and to evaluate responses (correctness, completeness and adaptiveness) by orthopaedic trauma surgeons.

Methods: ChatGPT (GPT-4 of 12 May 2023) was asked to address 34 common orthopaedic trauma surgery-related questions and generate responses suited to three target groups: patient, nonorthopaedic medical doctor and expert orthopaedic surgeon. Three orthopaedic trauma surgeons independently assessed ChatGPT's responses by using a three-point response scale with a response range between 0 and 2, where a higher number indicates better performance (correctness, completeness and adaptiveness).

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Chinese Assam tea ( var. ) is an important tea crop with a long history of cultivation in Yunnan, China. Despite its potential value as a genetic resource, its genetic diversity and domestication/breeding history remain unclear.

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The cool temperate origin of gymnosperm species in East Asia is specifically diverse and widespread. Certain lineages have managed to extend their distribution further south to subtropical and tropical islands such as Taiwan and the Philippines. To address questions including whether these insular lineages, recently identified as , have become genetically distinct from each other and from their continental relatives, and when and how they colonized their residing islands, we sampled over 11 populations, covering 179 individuals from Taiwan and the Philippines.

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Background And Purpose: Patient-reported outcome measures (PROMs) following ankle fractures, including all fracture types, have not been reported. It is therefore unclear whether fracture morphology correlates with outcome. We aimed to analyze PROMs in patients with an ankle fracture in relation to the Arbeitsgemeinschaft für Osteosynthesefragen/Orthopaedic Trauma Association (AO/OTA) fracture classification using population-based register data from the Swedish Fracture Register (SFR).

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Background: Testing and titration of the right levodopa equivalent dose are usually performed during a hospital admission. However, optimal dose titration in people with Parkinson's disease (PwPs) may depend on home environment, emotional stress, and physical activity of everyday life.

Objective: Firstly, to evaluate the feasibility and safety of a home-based LCIG titration program and patients'/caregivers' satisfaction.

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Sister Mary Joseph nodule (SMJN) is a rare clinical finding in patients with metastatic adenocarcinoma. This is a case report of a 69-year-old man, who presented with a cutaneous element by his umbilicus at his GP. He was referred to a dermatologist, then a plastic surgeon.

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Aims: Our primary aim was to assess reoperation-free survival at one year after the index injury in patients aged ≥ 75 years treated with internal fixation (IF) or arthroplasty for undisplaced femoral neck fractures (uFNFs). Secondary outcomes were reoperations and mortality analyzed separately.

Methods: We retrieved data on all patients aged ≥ 75 years with an uFNF registered in the Swedish Fracture Register from 2011 to 2018.

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The aim of this study was to examine the epidemiology, treatment, and patient-reported outcome of AO/OTA type C distal radius fractures (DRF) using data from a large national fracture register. We used prospectively collected data from the Swedish Fracture Register covering all AO/OTA type C DRFs registered between April 2012 and December 2018. Data on fracture type, epidemiology, trauma-mechanism, and treatment had been recorded by the treating physician.

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Article Synopsis
  • EBV-associated T-cell and NK-cell lymphoproliferative diseases are rare and deadly, especially in Caucasians, with this study focusing on a 19-year-old boy diagnosed with systemic EBV positive T-cell lymphoma.
  • The research highlights severe immune issues, including lympho-depletion and halted thymopoiesis, linked to heightened EBV and immune activation.
  • A significant somatic missense variant in the proto-oncogene FYN was found, with a 48% variant allele frequency in this case, suggesting it may play a role in excessive T-cell activation and could be a potential target for future treatments.
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Background And Purpose: In patients around retirement age controversy exists as to whether to treat displaced femoral neck fracture (dFNF) with internal fixation (IF) or arthroplasty. An arthroplasty in this age group may need revision due to a long expected remaining lifetime. IF carries a higher risk of early failure but a maintained native hip if healing occurs.

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In this case report, we present a case of a 62-year-old woman with unsteadiness due to CANVAS. In addition to sensory, cerebellar, and vestibular affection she had unusual features in the form of chorea and facial dystonia. Moreover, she had cervical dystonia which, to the best of our knowledge, has not previously been reported in CANVAS.

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Angiosarcomas are rare, highly malignant tumours of vascular origin. They present as fast growing, haematoma-like and diffuse lesions. In this case report, a 71-year-old woman presented with what was assessed as an abscess arising from a traumatic haematoma of the forehead.

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