Histology and Explanation of Fibrinous PericarditisFibrinous pericarditis is an exudative inflammation. The visceral pericardium (epicardium) is infiltrated by the fibrinous exudate. This consists in fibrin strands and leukocytes. Fibrin describes an eosinophilic (pink) netwo… Read More
Histology and Explanation of Purulent MeningitisPurulent leptomeningitis (suppurative leptomeningitis) is a diffuse purulent inflammation. The leptomeninges (arachnoida and piamater) contain purulent exudate (pus): leukocytes (neutrophils), fibrin, germs, proteins, necroti… Read More
Histology and Explanation of Chronic InflamationChronic inflammation is a long lasting inflammation (weeks or months) due to persistent aggressive stimuli and is characterized by: active inflammation with mononuclear cells, tissue destruction and repair. It can follow ac… Read MoreHistology and explanation of Acute InflamationAcute inflammation (exudative inflammation) is the immediate and early defensive response in the host, to all forms of injury. The main characteristic feature is the inflammatory infiltrate (exudate), which consists in: pla… Read More
Histology and Explanation of Brain abscessAbscess is an exudative purulent localized inflammation. In the white matter, a recent abscess consisting in pus : neutrophils (normal or in lisis), fibrin, necrotic debris, germs. Vessels present congestion and important per… Read More
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