Forensic radiology

法医放射学
  • 文章类型: Case Reports
    (1)背景:杀害妇女是一种日益严重的现象,包括出于性别相关原因谋杀妇女。尽管颁布了旨在通过加强处罚和引入加重情节来控制这一现象的新法律,越来越多的趋势证明了实际措施中缺陷的持续存在。(2)案例介绍。我们报告了一名前夫谋杀一名32岁妇女的案件,该前夫拒绝接受婚姻的结束-对这一案件的分析使我们能够将此案定为杀害妇女。(3)讨论。尽管全球都意识到了这一现象,识别危险因素以预测和预防女性自杀至关重要。这可以通过涉及警官的多学科方法来实现,法律专业人士,医院,政府和非政府组织,和旨在推广标准化方法的医学法律部门。(4)结论。我们评估了法医调查对确定关键要素的贡献,这些要素可以帮助将谋杀妇女定为杀害妇女。考虑到在家庭环境中目睹这种暴力对儿童的毁灭性后果,更有影响力的预防措施的规划是,因此,强制性的,以尽量减少对公众健康的影响。
    (1) Background: Femicide is an increasing phenomenon consisting of the murder of a woman for gender-related reasons. Despite the enactment of new laws aimed at controlling the phenomenon by toughening the penalties and introducing aggravating circumstances, there is an increasing trend that testifies to the persistence of a flaw in the actual measures. (2) Case Presentation. We report the case of the murder of a 32-year-old woman-perpetrated by an ex-husband who refused to accept the end of the marriage-the analysis of which allowed us to frame the case as femicide. (3) Discussion. Despite global awareness of this phenomenon, the identification of risk factors to predict and prevent femicide is of utmost importance. This can be achieved by a multidisciplinary approach involving police officers, legal professionals, hospitals, governmental and nongovernmental organizations, and medico-legal departments aimed at promoting standardized methodologies. (4) Conclusions. We evaluate the contribution of forensic investigations to the identification of key elements that can help frame the murder of a woman as a femicide. Considering the devastating consequences for children who witness this kind of violence within the domestic setting, the planning of more impactful preventive actions is, thus, mandatory to minimize effects on public health.
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  • 文章类型: Journal Article
    创伤性脑损伤(TBI)是全球45岁以下人群的残疾和死亡的主要原因。这篇小型综述旨在将神经病理学研究中的法医方法系统化,突出显示在外部时要注意的适当元素,放射学,自动光学,和组织学检查,特别注意免疫组织化学和分子生物学。根据这次小型审查的结果,在检查具有医学法律重要性的可疑TBI时,可以认为必须采取准确的法医方法,为了收集所有可能的证据来证实可能引起的病变的诊断,或者促成了,死亡。从这个角度来看,只有使用基于证据的协议才能达到合适的诊断,特别是在那些有其他神经病理学状况(缺血,神经变性,神经炎症,痴呆症)可能在死亡中起作用。当尸体,处于高级分解状态,被研究,在放射科,宏观和组织学分析未能给出有意义的答案。在这些情况下,免疫组织化学和分子生物学诊断至关重要,法医神经病理学家必须了解它们。特别是,MiRNAs是TBI的有前途的生物标志物,用于脑损伤识别和医学法律方面。即使需要进一步的调查来验证第一批实验研究。以同样的方式,在任何法医检查期间都应检查遗传底物,考虑到它在TBI结果中的重要性。
    Traumatic brain injury (TBI) is the principal cause of invalidity and death in the population under 45 years of age worldwide. This mini-review aims to systematize the forensic approach in neuropathological studies, highlighting the proper elements to be noted during external, radiological, autoptical, and histological examinations with particular attention paid to immunohistochemistry and molecular biology. In the light of the results of this mini-review, an accurate forensic approach can be considered mandatory in the examination of suspected TBI with medico-legal importance, in order to gather all the possible evidence to corroborate the diagnosis of a lesion that may have caused, or contributed to, death. From this point of view, only the use of an evidence-based protocol can reach a suitable diagnosis, especially in those cases in which there are other neuropathological conditions (ischemia, neurodegeneration, neuro-inflammation, dementia) that may have played a role in death. This is even more relevant when corpses, in an advanced state of decomposition, are studied, where the radiological, macroscopic and histological analyses fail to give meaningful answers. In these cases, immune-histochemical and molecular biology diagnostics are of fundamental importance and a forensic neuropathologist has to know them. Particularly, MiRNAs are promising biomarkers for TBI both for brain damage identification and for medico-legal aspects, even if further investigations are required to validate the first experimental studies. In the same way, the genetic substrate should be examined during any forensic examination, considering its importance in the outcome of TBI.
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  • 文章类型: Journal Article
    BACKGROUND: Despite the constantly growing popularity of radiological imaging in forensic pathology, a systematic review investigating the efficiency and limits of radiological techniques, in comparison to forensic autopsy, was still missing.
    OBJECTIVE: The present review aims at providing an overview on the current role of radiology in the forensic investigation of fatal gunshot wounds without any restriction to specific radiological techniques.
    METHODS: A systematic literature search on three databases (PubMed, Web of Science, and Science Direct) was performed until December 2017. The Oxford Centre for Evidence Based Medicine (OCEBM) grading system for levels of evidence was applied, in order to weigh published evidence.
    CONCLUSIONS: Eighty-six papers (1.64% of the records) were included. Despite the quite limited general level of evidence, which contrasts with the abundance of the scientific literature on this topic, several recommendations/statements, coupled to their OCEBM grade, were distilled as for the identification of retained bullets, gunshot wounds detection, diagnosis of entrance and exit wounds, trajectories and internal injury detection and estimation of the firing distance.
    CONCLUSIONS: Imaging radiological technologies represent the present and future of wound ballistics. However, traditional, micro and molecular imaging techniques require further validation through blinded cross-sectional studies with appropriate reference standards (e.g. forensic autopsy).
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  • 文章类型: Journal Article
    Computed tomography (CT) and other advanced diagnostic imaging techniques are gaining popularity in forensic pathology. This paper aims to define and offer complete and easily accessible \"state of the art\" for post-mortem computed tomography (PMCT), by reviewing the latest international literature. The proposed format answers the \"five Ws\" that follows: (1) What: We report the different kinds of CT scan and settings generally used in post-mortem imaging. The machine most employed is a 8/16-slice spiral CT, usually without contrast enhancement. The introduction of some variables, such as CT-guided biopsies, post-mortem ventilation, and PMCT angiography is becoming increasingly useful. (2) Why: Literature highlights the many advantages of PMCT. Limitations can be partly overcome by modern imaging techniques and combined evaluation with traditional autopsy. (3) Who: Most authors agree that collaboration between different specialists, i.e., radiologists and pathologists, is the best scenario, since radiologic, anatomic, and forensic skills are needed simultaneously. The most important human factor is \"teamwork\". (4) When: Literature provides no absolute limits for performing PMCT. Some authors have tested PMCT as a replacement for conventional autopsy but found some limitations. Others evaluated PMCT as a guide or screening tool for traditional autopsy. (5) Where: Many research groups around the world have performed studies on the use of PMCT. Although few countries adopt PMCT in routine practice, its use is rapidly spreading.
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