Gray hepatization of lungs is seen in day –
Correct Answer: 8-Apr
Description: Ref: Textbook of pathology (Harsh Mohan) 6th edition, page No.470 GREY HEPATISATION: LATE CONSOLIDATION This phase lasts for 4 to 8 days. Grossly, the affected lobe is firm and heavy. The cut surface is dry, granular and grey in appearance with liver like consistency The change in colour from red to grey begins at the hilum and pread throug peripheryFibrinous pleurisy is prominent. Histologically, the following changes are present i) The fibrin strands are dense and more numerous. ii) The cellular exudate of neutrophils is reduced due to disintegration of many inflammatory cells as evidenced by their pyknotic nuclei. The red cells are also fewer. The macrophages begin to appear in the exudate. iii) The cellular exudate is often separated from the septal walls by a thin clear space. iv) The organisms are less numerous and appear as degenerated forms.
Category:
Pathology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now