Publications by authors named "Zeiner P"

Disruptive mood dysregulation disorder (DMDD) is a relatively new diagnostic entity concerning children with chronic irritability and severe anger outbursts. Currently, there is limited knowledge about the parental factors associated with the disorder. The aim of this study was to compare stress levels and attachment styles in parents of children with DMDD with those of parents of children with other diagnoses.

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Background: Giant cell (gc)-enriched glioblastoma (gcGB) represents a distinct histological variant of isocitrate dehydrogenase wild-type adult-type glioblastoma with notable enlarged mono- or multinuclear tumor cells. While some studies suggest a survival advantage for gcGB patients, the underlying causes remain elusive. GcGBs are associated with TP53 mutations, and gcs were shown to accumulate DNA double-strand breaks and show deficient mitosis, potentially triggering cellular senescence programs.

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  • The study investigates the use of cell-free DNA (cfDNA) from cerebrospinal fluid (CSF) as a less invasive alternative to brain biopsies for diagnosing brain tumors and addressing tumor heterogeneity.
  • A total of 33 CSF samples were collected from 30 patients, and shallow whole-genome sequencing was performed, revealing significant somatic copy number aberrations (SCNAs) in brain tumor patients' cfDNA.
  • The findings suggest that cfDNA analysis can effectively identify relevant genomic alterations, offering insights into tumor evolution and heterogeneity, thus enhancing diagnostic accuracy for CNS cancers.
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  • Intragastric botulinum neurotoxin injections (IBNI) are being used as a weight-loss treatment, but an outbreak of severe iatrogenic botulism occurred in early 2023 in Europe after patients received this treatment in Turkey.
  • A retrospective analysis was conducted on ten patients in Austria and Germany who experienced severe symptoms like double vision, swallowing difficulties, and paralysis after IBNI.
  • Despite the severity of their conditions, all patients were hospitalized, many in intensive care, and ultimately recovered without lasting health issues, underscoring the need for awareness and risk mitigation in medical procedures involving botulinum neurotoxins.
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Background: Maximum tumor resection improves overall survival (OS) in patients with glioblastoma. The extent of resection (EOR) is historically dichotomized. The RANO resect group recently proposed criteria for volumetry-based EOR assessment in patients that were treated according to Stupp´s protocol.

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Objective: Brain tumors and metastases account for approximately 10% of all status epilepticus (SE) cases. This study described the clinical characteristics, treatment, and short- and long-term outcomes of this population.

Methods: This retrospective, multi-center cohort study analyzed all brain tumor patients treated for SE at the university hospitals of Frankfurt and Marburg between 2011 and 2017.

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Maternal anxiety and depression during pregnancy and early childhood have been associated with child anxiety and attention-deficit/hyperactivity disorder (ADHD). However, previous studies are limited by their short follow-up, few assessments of maternal symptoms, and by not including maternal and child ADHD. The present study aimed to fill these gaps by investigating whether maternal anxiety and depressive symptoms from pregnancy to child age 5 years increase the risk of child anxiety disorders at age 8 years.

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For CNS lymphomas (CNSL), there is a high need for minimally invasive and easily obtainable diagnostic markers. Intrathecal IgM synthesis can easily be determined in routine CSF diagnostics. The aim of this study was to systematically investigate the diagnostic potential of intrathecal IgM synthesis in primary and secondary CNSL (PCNSL and SCNSL).

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Background: Concurrent malignant brain tumors in patients with multiple sclerosis (MS) constitute a rare but paradigmatic phenomenon for studying neuroimmunological mechanisms from both molecular and clinical perspectives.

Methods: A multicenter cohort of 26 patients diagnosed with both primary brain tumors and multiple sclerosis was studied for disease localization, tumor treatment-related MS activity, and molecular characteristics specific for diffuse glioma in MS patients.

Results: MS neither predisposes nor protects from the development of gliomas.

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Parental stress may influence the assimilation of treatment strategies and affect a child's recovery trajectory. Thus, assessing parental stress is crucial for children requiring psychiatric care. The Parenting Stress Index (PSI) is widely utilized to gauge perceived parental stress.

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Article Synopsis
  • - In the CeTeG/NOA-09 trial, the combination of lomustine and temozolomide (CCNU/TMZ) showed better overall survival compared to temozolomide alone in patients with glioblastoma with MGMT promoter methylation, although similar rates of progression-free survival (PFS) were observed in both treatment groups.
  • - The study examined postprogression survival (PPS) and MRI changes at first progression, revealing that patients in the CCNU/TMZ group with long PPS had a notably shorter PFS than those in the TMZ group, indicating potentially unfavorable treatment responses despite longer survival after progression.
  • - Significant MRI changes were noted in the CCNU/TM
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Childhood anxiety and depressive symptoms may be influenced by symptoms of attention deficit/hyperactivity disorder (ADHD). We investigated whether parent- and teacher-reported anxiety, depressive and ADHD symptoms at age 3 years predicted anxiety disorders and/or depression in children with and without ADHD at age 8 years. This study is part of the longitudinal, population-based Norwegian Mother, Father and Child Cohort Study.

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Background: Borderline personality disorder (BPD) is a severe mental disorder frequently seen in individuals with recurrent self-harm behaviour. To what extent there are distinguishing characteristics between self-harming adolescents who meet the criteria for a full diagnosis of BPD, a sub-threshold number of BPD criteria and those who don't have BPD, with respect to clinical characteristics, is still uncertain and could have important clinical implications.

Methods: Data from 103 adolescents with recurrent self-harm behaviour recruited from child and adolescent psychiatric outpatient clinics were collected through clinical interviews and self-reports.

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Purpose: Non-small-cell lung cancer (NSCLC) shows a high incidence of brain metastases (BM). Early detection is crucial to improve clinical prospects. We trained and validated classifier models to identify patients with a high risk of developing BM, as they could potentially benefit from surveillance brain MRI.

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Preschool screening of attention-deficit/hyperactivity disorder (ADHD) has been found too inaccurate to be clinically useful. This may be due to the known instability of ADHD symptoms from preschool onwards, and the use of a single screening only. We hypothesized that by identifying a group of children with persistent ADHD from preschool to school age and repeating the screening, the clinical usefulness of screening would increase.

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Cortisol in hair is a new biomarker assessing long-term hypothalamic-pituitary-adrenal (HPA) axis activity, which is related to emotion regulation. We compare hair cortisol concentrations (HCC), in clinically referred children with disruptive mood dysregulation disorder (DMDD) (n = 19), children with other types of psychological disorders (n = 48), and healthy subjects (n = 36). We also investigate the association between HCC and irritability, age, and sex.

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Immune checkpoint blockade therapy is beneficial and even curative for some cancer patients. However, the majority don't respond to immune therapy. Across different tumor types, pre-existing T cell infiltrates predict response to checkpoint-based immunotherapy.

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Article Synopsis
  • - The study examines prenatal exposure to organophosphate esters (OPEs), chemicals found in items like flame retardants and plasticizers, and their potential effects on preschoolers' executive function (EF).
  • - Researchers analyzed data from 340 preschoolers, measuring OPE levels in maternal urine and assessing children's EF through various tests, noting that higher levels of certain OPEs, particularly di-n-butyl-phosphate (DnBP), linked to poorer EF scores, especially in boys.
  • - Results suggest prenatal OPE exposure could negatively impact preschoolers' EF, with some differences observed between boys and girls, highlighting the need for further research on chemical exposure effects on child development.
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Background: Disruptive Mood Dysregulation Disorder was included in DSM-5 to accommodate new research addressing aspects of emotional dysregulation in children suffering from disruptive behavior problems. Despite growing interest in Disruptive Mood Dysregulation Disorder, few studies have looked at prevalence rates in European clinical populations. The primary objective of this study was to examine the prevalence and characteristics associated with Disruptive Mood Dysregulation Disorder in a Norwegian clinical sample.

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  • Glioblastoma (GB) is currently incurable, and this study tested the safety and feasibility of using HER2-targeted chimeric antigen receptor (CAR)-NK cells in patients with recurrent GB, aiming to find a treatment option.
  • Nine patients received varying doses of irradiated CAR-NK cells during surgery for their recurrent HER2-positive GB, and a range of follow-up analyses were conducted to assess the immune response and treatment effects.
  • The results showed no severe side effects from the treatment, with some patients experiencing stable disease for weeks, and the study determined that the maximum safe dose of CAR-NK cells for further trials is 1 × 108 cells.
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Children with Disruptive Mood Dysregulation Disorder (DMDD) or Oppositional Defiant Disorder (ODD) are characterized by irritability and social difficulties. However, the mechanisms underlying these disorders could be different. This study explores differences in social cognition and executive function (EF) across DMDD and ODD and the influence of these factors and their interaction on social problems in both groups.

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Cranial imaging (CI) is a widely used diagnostic procedure, especially in acute myeloid leukemia (AML) patients with suspected bleeding or infection. However, common clinical decision rules to guide CI do not apply to AML patients and the diagnostic yield and outcomes of CI for AML patients are largely unknown. We retrospectively evaluated all CI from newly diagnosed non-promyelocytic AML patients receiving intensive induction or consolidation chemotherapy between 2007 and 2019 for imaging indications, diagnostic yield, and consequences.

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Addressing current challenges in research on disruptive mood dysregulation disorder (DMDD), this study aims to compare executive function in children with DMDD, children with attention-deficit/hyperactivity disorder (ADHD), and children with oppositional defiant disorder (ODD). We also explore associations between irritability, a key DMDD characteristic, and executive function in a clinical sample regardless of diagnosis. Our sample include children (6-12 years) referred to child psychiatric clinics.

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