Changes

Jump to navigation Jump to search

Lung autopsy

2,499 bytes added, 09:40, 2 December 2020
→‎Microscopic evaluation: Moved from template
==Microscopic evaluation==
[[File:Histopathology of pulmonary congestion and siderophages.jpg|thumb|220px|'''Siderophages'''{{Siderophage note 1}} (one indicated by white arrow), indicating chronic left heart failure. Also pulmonary '''congestion''' and '''lymphocytes''', consistent with acute or chronic heart failure.]]Look for the most common pathologic lung findings:<ref name="TiwanaNibhoria2014">'''India''': {{cite journal|last1=Tiwana|first1=Kanwardeep Kaur|last2=Nibhoria|first2=Sarita|last3=Gupta|first3=Manvi|last4=Yadav|first4=Ashish|title=Histopathological Spectrum in Lung Autopsies- A 50 Case Study|journal=Indian Journal of Forensic Medicine & Toxicology|volume=8|issue=2|year=2014|pages=172|issn=0973-9122|doi=10.5958/0973-9130.2014.00709.9}}</ref><ref>'''United States''': {{cite web|url=https://washingtonforensicsservices.com/pulmonary-lung-conditions-found-at-autopsy/|title=Pulmonary Lung Conditions Found at Autopsy|author=Dr. Stanley Adams|website=Washington Forensic Services|accessdate=2019-12-20}}</ref>*'''[[Alveolar fluid]]'''. {{further|Alveolar fluid|linebreak=no}}*'''Vascular congestion''', which can usually be seen easiest in the alveolar walls. It indicates left sided heart failure, especially when seen together with [[alveolar fluid]].*'''Inflammatory''' cells, where a mild to moderate lymphocytic infiltrate is consistent with with heart failure, while neutrophils indicate pneumonia.*'''Mycobacteria''' in regions of the world with substantial prevalence*'''Carcinoma''' {{further|Lung tumor|linebreak=no}}*'''Aspiration''': Other foreign contents in airways. {{Further|Aspiration in autopsy}}<gallery mode=packed heights=190>File:Histopathology of pulmonary edema.jpg|'''Edema'''File:Histopathology of bronchopneumonia.jpg|'''Bronchopneumonia''', with neutrophils filling a bronchiole.File:Bronchioloalveolar Cell Adenocarcinoma of the Lung (4669552489).jpg|'''Carcinoma''' (in this case bronchioloalveolar cell adenocarcinoma) {{further|Lung tumor|linebreak=no}}</gallery> ===Main lung microscopic evaluationdiagnoses===*'''Left sided heart failure'''::*'''Acute''' congestion manifests as alveolar capillaries being engorged with blood, as well as associated alveolar septal edema and/or focal intra-alveolar hemorrhage.<ref name=humpath>{{cite web|url=http://humpath.com/spip.php?article7894|title=Congestion|website=Humpath|date=2005-12-19}}</ref>:*'''Chronic''' congestion manifests as thickened and fibrotic septa, and alveolar spaces containing numerous siderophages{{Siderophage note 2}}.<ref name=humpath/>|}<noinclude>
[[File:Histopathology of respiratory epithelial shedding.jpg|thumb|center|290px|If respiratory '''epithelial shedding''' is seen, look for vascular leakage, mucus hypersecretion and/or widespread airway narrowing, together indicating asthma death.<ref>{{cite book | last=Madea | first=B | title=Handbook of forensic medicine | publisher=Wiley-Blackwell | publication-place=Hoboken, N.J | year=2014 | isbn=978-1-118-57062-3 | oclc=872114659 | ref=harv}}</ref> Otherwise, it is a frequent postmortem change.]]

Navigation menu