Diagnostic Histopathology最新文献

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Investigating drugs of abuse at autopsy
Diagnostic Histopathology Pub Date : 2025-01-01 DOI: 10.1016/j.mpdhp.2024.10.002
Simon Elliott
{"title":"Investigating drugs of abuse at autopsy","authors":"Simon Elliott","doi":"10.1016/j.mpdhp.2024.10.002","DOIUrl":"10.1016/j.mpdhp.2024.10.002","url":null,"abstract":"<div><div>Post-mortem toxicology is an important diagnostic part of the investigative process, not least when drugs of abuse are suspected, some of which require special attention. This updated article summarizes key information regarding current common drugs of abuse, including amphetamines, benzodiazepines, cannabis, cocaine, ketamine, pregabalin as well as new psychoactive substances (NPS). There have also been recent trends in substances used in suicide (e.g. gases and chemicals). The importance of sufficient and appropriate information (such as case circumstances and drug history) in addition to scene evidence and other considerations (including analytical and sampling factors) are presented that are relevant to the interpretation of results and the pathological process.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"31 1","pages":"Pages 1-6"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143152705","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Significant and potentially overlooked causes of unexpected death outside the cardiovascular and central nervous system
Diagnostic Histopathology Pub Date : 2025-01-01 DOI: 10.1016/j.mpdhp.2024.10.006
Brian Hanley, Dominic Chambers
{"title":"Significant and potentially overlooked causes of unexpected death outside the cardiovascular and central nervous system","authors":"Brian Hanley,&nbsp;Dominic Chambers","doi":"10.1016/j.mpdhp.2024.10.006","DOIUrl":"10.1016/j.mpdhp.2024.10.006","url":null,"abstract":"<div><div>Most post-mortem examinations in the United Kingdom (UK) are currently performed at the request of the Coroner to differentiate between natural and unnatural causes of death on balance of probabilities. This has curtailed the remit of the practicing pathologist to only include additional investigations where the results of which would directly influence the cause of death given. The current review discusses sudden unexpected causes of death where additional investigations are required to make the correct diagnosis in certain circumstances. It is focused at pathologists working within Coronial systems and on causes of death outside the cardiovascular and central nervous systems. Specifically, we discuss the utility of cultures in sepsis, histology in unexpected tumours and special investigations in pneumothorax, asthma, anaphylaxis, diabetes mellitus, insulin-overdose, acute pancreatitis, acute liver failure and acute kidney injury.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"31 1","pages":"Pages 32-38"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143152709","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Deaths related to stroke and cerebrovascular disease
Diagnostic Histopathology Pub Date : 2025-01-01 DOI: 10.1016/j.mpdhp.2024.10.005
Kieren Simon James Allinson
{"title":"Deaths related to stroke and cerebrovascular disease","authors":"Kieren Simon James Allinson","doi":"10.1016/j.mpdhp.2024.10.005","DOIUrl":"10.1016/j.mpdhp.2024.10.005","url":null,"abstract":"<div><div>Cerebrovascular disease is a common cause of death and the general histopathologist will often be responsible for the post mortem examination of stroke-related death. The pathological findings vary depending on the type of stroke, its location and aetiology. The underlying pathology is variable and includes atherosclerosis, cardiogenic embolism and small vessel disease alongside many rarer causes. The adequate post mortem examination of stroke is essential to usefully inform clinical teams, coronial services and relatives and requires proper preparation, familiarity with the range of underlying pathological processes, careful gross examination and judicious use of histology.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"31 1","pages":"Pages 22-31"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143152710","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Death by hanging: examination of autopsy findings and best approach to the post-mortem examination – an update
Diagnostic Histopathology Pub Date : 2025-01-01 DOI: 10.1016/j.mpdhp.2024.10.004
Brett Lockyer
{"title":"Death by hanging: examination of autopsy findings and best approach to the post-mortem examination – an update","authors":"Brett Lockyer","doi":"10.1016/j.mpdhp.2024.10.004","DOIUrl":"10.1016/j.mpdhp.2024.10.004","url":null,"abstract":"<div><div>Hanging is a form of death caused by constriction of the neck by a ligature, where the force is derived from the gravitational drag of the victim's body weight. Hanging deaths are becoming increasingly important to pathologists. Injuries play a decisive role in determining the manner of death, particularly if doubt exists as to whether the cause is suicidal, accidental or by homicide. There are no standards specifically directed at post-mortem examination in cases of fatal hanging, but general autopsy guidelines are published by the Royal College of Pathologists and are applicable to deaths by this means. While the incidence of external injuries in hanging is consistent across the literature, significant variation exists regarding the presence of internal injuries. Since publication of the original version of this article, several papers have been published. This paper aims to remind the reader of the original article and to discuss relevant literature published since 2019. There are differences to the autopsy approach of victims of hanging across the United Kingdom, but full external and internal examination with focused neck dissection remains best practice despite the widespread use of post-mortem computed tomography (PMCT). Auditing of pathologists' practices may help improve the standards of post-mortem examination and subsequent reporting and clarify uncertainty regarding internal injuries.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"31 1","pages":"Pages 14-21"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143152708","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
What has post-mortem computed tomography ever done for forensic pathology? Part deux
Diagnostic Histopathology Pub Date : 2025-01-01 DOI: 10.1016/j.mpdhp.2024.10.003
Guy N Rutty
{"title":"What has post-mortem computed tomography ever done for forensic pathology? Part deux","authors":"Guy N Rutty","doi":"10.1016/j.mpdhp.2024.10.003","DOIUrl":"10.1016/j.mpdhp.2024.10.003","url":null,"abstract":"<div><div>This updated review considers how cross-sectional imaging, principally but not exclusively, post-mortem computed tomography (PMCT) can be and is used globally in forensic pathology practice today. It touches upon the origin of forensic radiology, the introduction to practice of PMCT and questions the invasive autopsy as the gold standard for death investigation. It considers, in broad terms, the role of cross-sectional imaging in the four investigative areas of who, where, when and how a person came by their death. It summarises with a view as to where we go next, specifically in terms of practitioner training and accreditation.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"31 1","pages":"Pages 7-13"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143152707","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Post-mortem findings in a case of fatal vasculitis
Diagnostic Histopathology Pub Date : 2025-01-01 DOI: 10.1016/j.mpdhp.2024.10.007
Richard John Digby, Hannah Olivia Hawrot
{"title":"Post-mortem findings in a case of fatal vasculitis","authors":"Richard John Digby,&nbsp;Hannah Olivia Hawrot","doi":"10.1016/j.mpdhp.2024.10.007","DOIUrl":"10.1016/j.mpdhp.2024.10.007","url":null,"abstract":"<div><div>The term “vasculitis” refers to a family of conditions characterized by inflammation of blood vessels. These processes can affect small, medium or large vessels, and have a wide range of clinical presentations, histological appearances, and prognoses. As histopathologists, we usually see these vasculitides in a partially or well-treated state; patients have often commenced local or systemic therapy by the time of their biopsy, and this can significantly affect the histological appearances. This case report describes the clinical history and associations of a fatal case of granulomatosis with polyangiitis (GPA), formerly known as Wegener's granulomatosis. GPA is an uncommon multisystem vasculitis, classically involving the respiratory tract and kidneys, though other systems are also known to be affected including the GI tract, skin, and joints among many others. The post-mortem examination identified the immediate cause of death, and demonstrated very well the typical histological features that may be observed in this condition.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"31 1","pages":"Pages 39-41"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143152704","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A history of forensic neuropathology 法医神经病理学史
Diagnostic Histopathology Pub Date : 2024-10-24 DOI: 10.1016/j.mpdhp.2024.09.004
Christopher Mark Milroy
{"title":"A history of forensic neuropathology","authors":"Christopher Mark Milroy","doi":"10.1016/j.mpdhp.2024.09.004","DOIUrl":"10.1016/j.mpdhp.2024.09.004","url":null,"abstract":"<div><div>Forensic neuropathology is a subspecialty of neuropathology involving those cases that may enter the criminal and civil justice courts and medico-legal death investigation systems. The cases involve trauma, poisons and diseases related to the central and peripheral nervous system. Though nervous system disorders and trauma to the brain are recorded in literature from Ancient Egypt, a better understanding of diseases, trauma and mechanisms of injury began to emerge with the writings of Renaissance surgeons with military experience. Further development came with the knowledge of cell theory and neurohistology in the nineteenth century, with the ability to examine the whole brain after fixation. Textbooks on forensic neuropathology were not produced until after World War Two. A better understanding of the pathology of neurotrauma and poisons affecting the central nervous system was developed in the twentieth century. Concepts of sudden death in epilepsy, paediatric head injury, vertebral artery trauma and hypoxic brain damage were all recognized in the last century. More recently immunohistochemistry has added to our knowledge of axonal injury. Neuroimaging, particularly CT scans have become regular tools for postmortem examinations. Recently genetic testing has become available for autopsy investigation, with applicability to vascular and thrombotic disorders as well as epilepsy. Forensic neuropathology has both an ancient and more recent history and continues to develop.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"30 12","pages":"Pages 699-711"},"PeriodicalIF":0.0,"publicationDate":"2024-10-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142702733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Update on the classification and diagnostic approach of pituitary neuroendocrine tumours 垂体神经内分泌肿瘤的最新分类和诊断方法
Diagnostic Histopathology Pub Date : 2024-10-15 DOI: 10.1016/j.mpdhp.2024.10.001
Federico Roncaroli, Carmine Antonio Donofrio, Liam Walker, Roger Laitt, Chiara Villa, Waseem Majeed
{"title":"Update on the classification and diagnostic approach of pituitary neuroendocrine tumours","authors":"Federico Roncaroli,&nbsp;Carmine Antonio Donofrio,&nbsp;Liam Walker,&nbsp;Roger Laitt,&nbsp;Chiara Villa,&nbsp;Waseem Majeed","doi":"10.1016/j.mpdhp.2024.10.001","DOIUrl":"10.1016/j.mpdhp.2024.10.001","url":null,"abstract":"<div><div>Tumours of the anterior pituitary account for around 20% of intracranial neoplasms and are the most common tumours of the entire neuroendocrine system, representing a sizeable proportion of the diagnostic workload for specialist pituitary centres. The 5th edition WHO Classification of Endocrine and Neuroendocrine Tumours (ENDO5) introduced changes to the classification of adenohypophyseal cell tumours including the nomenclature of pituitary neuroendocrine tumours (PitNET), the introduction of an ICD-O code for malignancy, and the term ‘metastatic PitNET’ to replace pituitary carcinoma, and further emphasis in the diagnostic use of lineage restricted transcription factors. ENDO5 did not mention any progress in the molecular profiling of PitNETs or any proposal to identify PitNETs with aggressive potential. This review aims to appraise the changes introduced in ENDO5 and provide practical suggestions to interpret the classification of PitNETs and to their diagnostic approach.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"30 12","pages":"Pages 668-679"},"PeriodicalIF":0.0,"publicationDate":"2024-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142702730","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nanopore-based brain tumour classification: the harbinger of near-patient, ultra-rapid tumour sequencing 基于纳米孔的脑肿瘤分类:近距离、超快速肿瘤测序的先兆
Diagnostic Histopathology Pub Date : 2024-10-08 DOI: 10.1016/j.mpdhp.2024.09.001
Simon Deacon, Matt Loose, Stuart Smith, Simon Paine
{"title":"Nanopore-based brain tumour classification: the harbinger of near-patient, ultra-rapid tumour sequencing","authors":"Simon Deacon,&nbsp;Matt Loose,&nbsp;Stuart Smith,&nbsp;Simon Paine","doi":"10.1016/j.mpdhp.2024.09.001","DOIUrl":"10.1016/j.mpdhp.2024.09.001","url":null,"abstract":"<div><div>Advances in both our understanding of tumour biology and our technological capacity to interrogate these molecular characteristics have led to the ever-increasing use of genomic sequencing in routine diagnostic decision making, long offering the hope of more efficacious personalized cancer therapies. Yet, despite this fidelity, in order that genomic testing is truly able to deliver its promise of better outcomes for patients, it is vital that such testing can be performed within a clinically relevant timeframe. Presently, molecular diagnosis of brain tumours is largely delivered via an effectively centralized model as few institutes possess the necessary facilities. Yet, this approach has inherent delays that mean a wait, often of several weeks, before the diagnosis is available to the treating clinical team. This review introduces Nanopore sequencing, a long-read technology that can be used to enable rapid and comprehensive molecular diagnosis. The epigenetic signatures of brain tumours have been shown to reliably segregate tumour subtypes, and methylation-based tumour classification now forms a cornerstone of neuropathological diagnosis. Crucially, Nanopore is a direct-strand sequencing technology which can detect methyl DNA modifications, alongside base-calling, delivering methylation classification in parallel with copy number, fusion and mutation detection as well as single gene methylation analysis. This review summarises the present state of nanopore sequencing for brain tumour diagnostics and highlights areas for further development.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"30 12","pages":"Pages 691-698"},"PeriodicalIF":0.0,"publicationDate":"2024-10-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142702732","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Giant cell arteritis: a not-so-straightforward diagnosis in routine practice 巨细胞动脉炎:常规诊疗中并不简单的诊断方法
Diagnostic Histopathology Pub Date : 2024-10-07 DOI: 10.1016/j.mpdhp.2024.09.006
Dilek Taze, Kathryn J Griffin, Aruna Chakrabarty
{"title":"Giant cell arteritis: a not-so-straightforward diagnosis in routine practice","authors":"Dilek Taze,&nbsp;Kathryn J Griffin,&nbsp;Aruna Chakrabarty","doi":"10.1016/j.mpdhp.2024.09.006","DOIUrl":"10.1016/j.mpdhp.2024.09.006","url":null,"abstract":"<div><div>We discuss the case of a 70-year-old female who presented acutely with temporal headache and vision disturbance. She was commenced on high dose glucocorticosteroids and a subsequent temporal artery biopsy revealed granulomatous inflammation affecting all layers of the temporal artery, confirming the suspected diagnosis of giant cell arteritis (GCA). At present, there are four validated histological patterns for the diagnosis of GCA. Nonetheless, the diagnosis of GCA remains challenging in subtle cases which do not show the “classic” histological features. There is currently a lack of agreement among experienced pathologists regarding the diagnostic features and classification of inflammation observed in TAB sections in the diagnosis of GCA. Recent research has attempted to standardize the minimum reporting criteria for the diagnosis of GCA however international controversy remains, justifying further work in this field.</div></div>","PeriodicalId":39961,"journal":{"name":"Diagnostic Histopathology","volume":"30 12","pages":"Pages 712-714"},"PeriodicalIF":0.0,"publicationDate":"2024-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142702734","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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