Publications by authors named "Puschel K"

Article Synopsis
  • * A case study describes a 72-year-old woman who was killed by her grandson using heroin after taking alprazolam; forensic examination revealed significant heroin levels and evidence of an injection site.
  • * The case highlights challenges forensic pathologists face when detecting mercy killings and emphasizes the importance of detailed documentation to differentiate between homicides and medical interventions during resuscitation efforts.
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Objectives: The burden of cancer is increasing rapidly in Latin America. Primary care has an essential role in cancer prevention, but implementation levels of prevention practices are not well known. This study evaluated implementation levels and associated factors of cancer preventive practices in primary care over time.

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Dental age assessment based on evaluating dental mineralization status is one of the most common methods used in forensic practice. The aim of this study is to enhance the accuracy of age diagnostics and provide reference data from the Syrian population for forensic application. After several selection steps, a total of 280 orthopantomograms (OPGs) from 140 males and 140 females from the Syrian population divided into 14 age groups between 12 and 25 years were analysed.

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Cement leakage is the most common complication of vertebral cement augmentation. The present study investigated cement leakage rates in spinal cement augmentation procedures and identified potential risk factors for cement leakage.140 cases (258 vertebrae) in 131 consecutive patients and nine postmortem cases were evaluated.

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Article Synopsis
  • Sacral insufficiency fractures primarily affect older women with low bone mineral density, and this study investigates the bone quality in these patients through core biopsies from the sacral region.
  • The research compared biopsy samples from patients with bilateral sacral insufficiency fractures to control samples from age- and sex-matched healthy donors, revealing significant loss of trabecular microstructure and signs of chronic microfractures in the fracture cohort.
  • Key findings included lower mineral content and higher levels of bone remodeling markers in the fractured samples, suggesting reduced fracture resistance and a unique phenotype in this population compared to healthy individuals.
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Mobility is crucial for independent living in old age. Older people with reduced physical ability (frailty) begin to limit their personal range of activities to their immediate living environment and ultimately to their immediate home. Diseases of the musculoskeletal system as well as neurological, psychological, cognitive, sensory, and circulatory disorders can limit functional competence (ability to live independently).

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[Influence of neurological diseases on mobility and ability to drive].

Bundesgesundheitsblatt Gesundheitsforschung Gesundheitsschutz

August 2024

Neurology deals with organic diseases of the muscles, the peripheral nerves of the trunk and extremities, and the central nervous system (spinal cord, brain, stem, cerebellum, and cerebrum). Diseases that lead to dysfunction of these structures can cause both physical and cognitive problems. Therefore, neurological diseases can particularly impair personal mobility through both physical limitations and cognitive deficits.

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Introduction: Homeless individuals suffer a high burden of vaccine-preventable infectious diseases. Moreover, they are particularly susceptible to adverse infection outcomes with limited access to the health care system. Data on the seroprevalence of measles, mumps, rubella, and varicella within this cohort are missing.

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Introduction: The global cancer burden is increasing. Current global evidence indicates there will be a 47% rise of cancer cases for the period 2020-2040. The cancer rate differential also is evident within countries and regions.

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The high occurrence of distal fibula fractures among older women suggests a potential link to impaired bone health. Here we used a multiscale imaging approach to investigate the microarchitecture, mineralization, and biomechanics of the human distal fibula in relation to age and sex. Micro-computed tomography was performed to analyze the local volumetric bone mineral density and various microarchitectural parameters of the trabecular and the cortical compartment.

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Objective: The subchondral bone is an emerging regulator of osteoarthritis (OA). However, knowledge of how specific subchondral alterations relate to cartilage degeneration remains incomplete.

Method: Femoral heads were obtained from 44 patients with primary OA during total hip arthroplasty and from 30 non-OA controls during autopsy.

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Piezo proteins are mechanically activated ion channels, which are required for mechanosensing functions in a variety of cell types. While we and others have previously demonstrated that the expression of Piezo1 in osteoblast lineage cells is essential for bone-anabolic processes, there was only suggestive evidence indicating a role of Piezo1 and/or Piezo2 in cartilage. Here we addressed the question if and how chondrocyte expression of the mechanosensitive proteins Piezo1 or Piezo2 controls physiological endochondral ossification and pathological osteoarthritis (OA) development.

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Objectives: Infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) causes coronavirus disease 2019 (COVID-19). Although an acute SARS-CoV-2 infection mainly presents with respiratory illness, neurologic symptoms and sequelae are increasingly recognised in the long-term treatment of COVID-19 patients. The pathophysiology and the neuropathogenesis behind neurologic complications of COVID-19 remain poorly understood, but mounting evidence points to endothelial dysfunction either directly caused by viral infection or indirectly by inflammatory cytokines, followed by a local immune response that may include virus-specific T cells.

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Type 2 diabetes mellitus (T2DM) is a metabolic disease affecting bone tissue and leading to increased fracture risk in men and women, independent of bone mineral density (BMD). Thus, bone material quality (i.e.

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The age-related maturation of the human midpalatal suture is challenging to predict, but critical for successful non-surgical rapid maxillary expansion (RME). While cone-beam computed tomography (CBCT) can be used to categorize the suture into stages, it remains unclear how well the stages predict the actual micromorphology of the palate. To address this clinically relevant question, we used CBCT together with three-dimensional micro-computed tomography (μCT) analysis on 24 human palate specimens from individuals aged 14-34 years.

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Cholesteatoma can lead to progressive destruction of the auditory ossicles along with conductive hearing loss but precise data on the microstructural, cellular, and compositional aspects of affected ossicles are not available. Here, we obtained incus specimens from patients who had cholesteatoma with conductive hearing loss. Incudes were evaluated by micro-computed tomography, histomorphometry on undecalcified sections, quantitative backscattered electron imaging, and nanoindentation.

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The living situation and health of homeless people differs from the general population in many ways. It is reasonable to assume that the homeless population has been particularly vulnerable during the coronavirus disease 2019 (COVID-19) pandemic. This narrative review will summarize the current literature on the health and care of homeless people during the COVID-19 pandemic.

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Objective: Thus far, there is very limited knowledge regarding homeless individuals during the COVID-19 pandemic, particularly related to the health-related quality of life (HRQoL). Thus, our aim was to evaluate HRQoL and to clarify the determinants of HRQoL among homeless individuals during the COVID-19 pandemic in Germany.

Methods: Data were taken from the national survey on psychiatric and somatic health of homeless individuals during the COVID-19 pandemic-NAPSHI (n = 616).

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Funeral home and crematorium workers are an important occupational group in the corona crisis. The occupational setting led to concerns about an increased risk of infection with SARS-CoV-2. The seroprevalence in this occupational group is unclear.

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Purpose: The number of homeless people in Germany is steadily increasing. Due to their often precarious living conditions, this specific population may be increasingly exposed to ectoparasites that can transmit various pathogens. To assess the prevalence and thus the risk of such infections, we analyzed the seropositivity of rickettsiosis, Q fever, tularemia and bartonellosis in homeless individuals.

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 This study was designed to provide a profound analysis of fatalities associated with endoscopic procedures.  Protocols of all autopsies performed within 20 years in a large Department of Forensic Medicine were retrospectively analyzed to identify all fatalities directly related to an endoscopic procedure. Data were further specified focusing on the type of endoscopy and the final cause of death.

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Purpose: Latin American reports on genetic cancer risk assessments are scarce. In Chile, current breast cancer (BC) guidelines do not define strategies for germline genetic testing. Our study sought to quantify the disparities in access to genetic testing in Chilean BC patients, according to international standards and their clinical characteristics to explore improvement strategies.

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Article Synopsis
  • * Research on human cortical bone from T1DM patients revealed accelerated osteocyte cell death and abnormal mineralization patterns, particularly in younger bone sections.
  • * These changes indicate that T1DM may accelerate aging in bone tissue, impairing the ability of osteocytes to effectively remodel bones and thus increasing fracture risk.
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