1. Cell Injury and DeathCell Injury and Death
(Necrosis(Necrosis((

4. Normal,kidney.GrossNormal,kidney.Gross Kidney,swelling.Gross.NoteKidney,swelling.Gross.Note
pallor compared to normal kidneypallor compared to normal kidney

5. Normal kidneyNormal kidney.. High powerHigh power.. NoteNote
normal tubulesnormal tubules

6. Acute cellular oedemaAcute cellular oedema
( cloudy swelling) Hydropic degeneration( cloudy swelling) Hydropic degeneration

8. Electron micrograph of a renal tubular epithelial cellElectron micrograph of a renal tubular epithelial cell

10. Liver, Fatty ChangeLiver, Fatty Change

11. b. The fat vacuole distends the hepatocyte cytoplasm andb. The fat vacuole distends the hepatocyte cytoplasm and
displaces the nucleus off to one sidedisplaces the nucleus off to one side
a.a. Normal liverNormal liver.. High powerHigh power.. The liver cell plates are apparentThe liver cell plates are apparent

13. Liver, fatty change. GrossLiver, fatty change. Gross

14. Normal Cell H&ENormal Cell H&E

15. Pyknotic NucleusPyknotic Nucleus

16. KaryorrhexicKaryorrhexic

17. KaryolysisKaryolysis

18. Coagulative Necrosis: HeartCoagulative Necrosis: Heart

21. Liquefactive Necrosis: BrainLiquefactive Necrosis: Brain

24. Caseous NecrosisCaseous Necrosis :: LungLung

25. •Granuloma Structure

28. Langhans giant cell Specific in tuberclosisLanghans giant cell Specific in tuberclosis

29. Foreign body giant cellForeign body giant cell

30. Pathology: the Hidden Science that Saves LivesPathology: the Hidden Science that Saves Lives
Pathology: is the Science behind the CurePathology: is the Science behind the Cure
• This pathology lab is prepared by,
Dr. Omar Emad Ibrahim , Pathology Dep.
Faculty of Medicine & Health Sciences, Thamar
University .
• The images is taken from Pathology Second
Edition by Alan Stevens .&, James Lowe.
• Atlas of Basic Histopathology.
• The basis of Pathology Third Ed. by Neville Woolfe.
• Internet.