Publications by authors named "Krumbholz M"

Objective: In this multicentric study, we were interested in the vision-related quality of life and its association with visual impairment in neuromyelitis optica spectrum disorders (NMOSD) and myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD) in comparison to multiple sclerosis (MS) and healthy controls.

Methods: We analysed extracted data from the German NEMOS registry including National Eye Institute Visual Function Questionnaire (NEI-VFQ) scores, high and low contrast visual acuity (HCVA, LCVA), visually evoked potentials (VEP) and the scores for the expanded disability status scale (EDSS) and other neurological tests which assessed their disease-related impairment. The mean follow-up time of our patients was 1.

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Background: Management of intracerebral hemorrhage (ICH) is challenged by limited therapeutic options and a complex relationship between blood pressure (BP) dynamics, especially BP variability (BPV) and ICH outcome.

Methods: In an exploratory analysis of prospectively collected data on consecutive patients with nontraumatic ICH between 2015 and 2020, continuous BP accessed via an arterial line extracted from the Intellispace Critical Care and Anesthesia information system (Philips Healthcare) was analyzed over the first 72 h post admission. Arterial lines were used as part of standard clinical practice in the intensive care, ensuring high fidelity and real-time data essential for acute care settings.

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  • * Research on pediatric CML revealed that about 60% of young patients have germline variants, primarily in genes like ASXL1, NOTCH1, KDM6B, and TET2, while adult patients show fewer such variants.
  • * This study suggests that these germline variants may work together with the BCR::ABL1 oncogene to increase the risk of developing CML in children, potentially triggering the disease at an earlier age.
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Background: The relationship between heart rate variability (HRV) changes potentially indicating autonomic dysregulation following spontaneous intracerebral hemorrhage (ICH) and functional outcome has not yet been fully elucidated. This study investigated the effects of HRV during the initial 96 h after admission on 90-day functional outcome in ICH patients.

Methods: We included patients with spontaneous ICH in a prospective cohort single-center study.

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Background: The BCR::ABL1 is a hallmark of chronic myeloid leukemia (CML) and is also found in acute lymphoblastic leukemia (ALL). Most genomic breaks on the BCR side occur in two regions - Major and minor - leading to p210 and p190 fusion proteins, respectively.

Methods: By multiplex long-distance PCR or next-generation sequencing technology we characterized the BCR::ABL1 genomic fusion in 971 patients (adults and children, with CML and ALL: pediatric ALL: n = 353; pediatric CML: n = 197; adult ALL: n = 166; adult CML: n = 255 patients) and designed "Break-App" web tool to allow visualization and various analyses of the breakpoints.

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Background And Purpose: Cryopyrin-associated periodic syndrome is a rare autoinflammatory disease caused by gain-of-function mutations or variants in the NLRP3 gene. Clinically, patients suffer from a broad spectrum of both systemic and neurological symptoms. The aim of this study was to determine whether systemic inflammation demonstrated by serum amyloid A (SAA) elevation is associated with neuroinflammation assessed by optical coherence tomography (OCT).

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In children and adolescents, impaired growth due to tyrosine kinase inhibitor therapy remains an insufficiently studied adverse effect. This study examines demographic, pharmacological, and genetic factors associated with impaired longitudinal growth in a uniform pediatric cohort treated with imatinib. We analyzed 94 pediatric patients with chronic myeloid leukemia (CML) diagnosed in the chronic phase and treated with imatinib for >12 months who participated in the Germany-wide CML-PAEDII study between February 2006 and February 2021 (clinicaltrials gov.

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Introduction: In Multiple Sclerosis (MS), patients´ characteristics and (bio)markers that reliably predict the individual disease prognosis at disease onset are lacking. Cohort studies allow a close follow-up of MS histories and a thorough phenotyping of patients. Therefore, a multicenter cohort study was initiated to implement a wide spectrum of data and (bio)markers in newly diagnosed patients.

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  • The study focuses on predictive markers for progression in people with progressive multiple sclerosis (pwPMS), specifically examining serum glial fibrillary acidic protein (GFAP) and neurofilament light chain (NfL).
  • Researchers analyzed data from 243 pwPMS participants, finding that high GFAP levels, especially in those with low NfL, were linked to increased disability progression risk over time.
  • The findings suggest that measuring GFAP in blood could be useful for identifying pwPPMS patients who are at a higher risk for disease progression, potentially aiding in more tailored treatment approaches.
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  • Over 50% of acute ischemic stroke (AIS) patients experience minor neurological deficits, raising questions about the effectiveness of intravenous thrombolysis (IVT), particularly noted in the PRISMS trial which showed no significant benefits for these patients.
  • This study explored whether AIS patients with minor strokes could benefit from CTP-guided IVT, with the primary goal being to achieve good functional outcomes as measured by the modified Rankin Scale at 90 days.
  • Out of 267 patients studied, IVT treatment led to better outcomes at 90 days, but the presence of CTP mismatch (indicating ineffective blood flow) did not significantly affect the functional outcomes, suggesting CTP mismatch isn't useful for guiding IVT decisions in
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  • The study focused on understanding how disability accumulates in patients with neuromyelitis optica spectrum disorder (NMOSD) and myelin oligodendrocyte glycoprotein-antibody-associated disease (MOGAD), examining factors like disease duration, attack frequency, and age.* -
  • Data from 483 patients indicated that NMOSD patients reached significant disability milestones much sooner than MOGAD patients, despite similar attack rates; older age at symptom onset was linked to higher disability risk.* -
  • Overall, NMOSD and MOGAD exhibit different patterns of disability progression, with MOGAD being less severe, and recent research has enhanced awareness and treatment strategies, positively impacting patient outcomes.*
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Chronic myeloid leukemia (CML) is effectively treated with tyrosine kinase inhibitors (TKIs), targeting the BCR::ABL1 oncoprotein. Still, resistance to therapy, relapse after treatment discontinuation, and side effects remain significant issues of long-term TKI treatment. Preliminary studies have shown that targeting oxidative phosphorylation (oxPhos) and the unfolded protein response (UPR) are promising therapeutic approaches to complement CML treatment.

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Objectives: Detection and prediction of disability progression is a significant unmet need in people with progressive multiple sclerosis (PwPMS). Government and health agencies have deemed the use of patient-reported outcomes measurements (PROMs) in clinical practice and clinical trials a major strategic priority. Nevertheless, data documenting the clinical utility of PROMs in neurological diseases is scarce.

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Response to tyrosine kinase inhibitor (TKI) therapy in patients with chronic myeloid leukemia (CML) is monitored by quantification of BCR::ABL1 transcript levels. Milestones for assessing optimal treatment response have been defined in adult CML patients and are applied to children and adolescents although it is questionable whether transferability to pediatric patients is appropriate regarding genetic and clinical differences. Therefore, we analyzed the molecular response kinetics to TKI therapy in 129 pediatric CML patients and investigated whether response assessment based on continuous references can support an early individual therapy adjustment.

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Article Synopsis
  • - This manuscript offers practical advice for treating acute attacks and preventing future episodes of neuromyelitis optica spectrum disorders (NMOSD), an autoimmune disease that severely impacts the central nervous system, primarily affecting vision and mobility.
  • - The study highlights the importance of Aquaporin-4 immunoglobulin G antibodies (AQP4-IgG) as a key diagnostic marker and contributor to NMOSD, with recent advancements leading to four new approved preventive therapies: eculizumab, ravulizumab, inebilizumab, and satralizumab, which may replace older treatments.
  • - The Neuromyelitis Optica Study Group (NEMOS) presents a consensus on current NMOSD therapies and practical
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  • The term 'neuromyelitis optica spectrum disorders' (NMOSD) encompasses several related conditions, including aquaporin-4 immunoglobulin G (AQP4-IgG)-positive neuromyelitis optica (NMO) and other syndromes lacking AQP4-IgG.
  • NMOSD is now recognized as a distinct disorder, separate from multiple sclerosis (MS), due to differences in their causes, clinical presentation, treatments, and outcomes.
  • The article series includes updated guidelines for diagnosing NMOSD and differentiating it from similar conditions, such as MOG antibody-associated diseases, as well as recommendations for the latest treatment options available.
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The cellular reconstitution after childhood cancer therapy is associated with the risk of infection and efficacy of revaccination. Many studies have described the reconstitution after stem cell transplantation (SCT). The recovery after cancer treatment in children who have not undergone SCT has mainly been investigated in acute lymphoblastic leukemia (ALL), less for solid tumors.

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Treatment of chronic myeloid leukemia has improved significantly with the introduction of tyrosine kinase inhibitors (TKIs), and treatment guidelines based on numerous clinical trials are available for chronic phase disease. However for CML in the blast phase (CML-BP), prognosis remains poor and treatment options are much more limited. The spectrum of treatment strategies for children and adolescents with CML-BP has largely evolved empirically and includes treatment principles derived from adult CML-BP and pediatric acute leukemia.

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T cell function is central to immune reconstitution and control of residual chronic myeloid leukemia (CML) cells after treatment initiation and is associated with achieving deep molecular response as a prerequisite for treatment-free remission, the ultimate therapeutic goal in CML. ATP-pocket-binding tyrosine kinase inhibitors (TKIs) like imatinib, dasatinib, and nilotinib are widely used for treating CML, but they have shown to inhibit T cell function as an "off-target" effect. Therefore, we tested asciminib, the first-in-class BCR::ABL1 fusion protein inhibitor specifically targeting the ABL myristoyl pocket (STAMP) and compared its effects on T cell function with imatinib, dasatinib, and nilotinib.

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In patients with slowly progressive spastic paraparesis, the differential diagnosis of primary progressive multiple sclerosis (PPMS) and hereditary spastic paraplegia (HSP) can be challenging. Serum neurofilament light chain (sNfL) and glial fibrillary acidic protein (sGFAP) are promising fluid biomarkers to support the diagnostic workup. Serum NfL is a marker of neuroaxonal decay sensitive to temporal changes, while elevated sGFAP levels may reflect astrocytal involvement in PPMS.

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Background: Pediatric CML is very rare. Before the introduction of tyrosine kinase inhibitors (TKIs), allogeneic hematopoietic stem cell transplantation (HSCT) from a donor -if available- was the standard cure attempt. Data on the long-term outcome and health-related quality of life (HRQOL) in former pediatric CML patients undergoing HSCT are lacking.

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