1. Practical Pathophysiology
Dr Tarek Atia

2. Brown atrophy of the heart: Sign of Cardiac aging

3. Atheroma of an Artery: atherosclerosis

4. Myocardial infarction4

5. Wavy fibers is an early sign of myocardial infarction5

6. Myocardial infarction:
Coagulative necrosis and a few inflammatory cells 6

7. Myocardial infarction:
Coagulative necrosis, interstitial bleeding, and a few inflammatory cells. 7

8. Dilated heart in myocarditis

9. Dilated cardiomyopathy

10. Cardiomyopathy (trichrome stain): extensive fibrosis (blue) between the myocytes. The myocytes also vary in size.

11. Hypertrophic cardiomyopathy

12. Hypertrophic cardiomyopathy : myofiber dysarray ;
not all fibers are pulling the same direction. Thus the contraction is ineffective.

13. Broncho-pneumonia 13

14. Lobar Pneumonia – Gray hep…

15. Bronchopneumonia 15

16. Lung Abscess: 16

17. Obstructive bronchus: chronic bronchitis or bronchial asthma

18. Bronchiectasis

19. Small cell carcinoma of the lung

20. Large Cell Carcinoma of the lung
Bronchopneumonia

21. Minimal change disease
Nephrotic Syndrome,
Minimal change disease

22. Focal segmental glomerulosclerosis

23. Acute pyelonephritis with abscesses

24. Pyelonephritis

25. Adult polycystic kidney disease

26. Childhood polycystic kidney disease

27. Esophageal varices

28. Steatosis, fatty liver

29. Liver cirrhosis

30. Liver cirrhosis

31. Metastatic carcinoma, liver

32. Adenocarcinoma Liver

33. cervical squamous cell carcinoma

34. Invasive Cervical carcinoma

35. Fibroid uterus; Leiomyoma

36. Teratoma

37. Lobular Carcinoma

38. Atypical Hyperplasia

39. Schirrous Carcinoma

40. Fibrosis + Cysts = Fibrocystic Disease

41. Fibroadenoma

42. Atrophic mammary gland

43. Periductal Inflammation
The tumor cells are INSIDE the skin dermal lymphatic spaces.
Periductal Inflammation

44. Gynecomastia (NO Lobules)
Note that no matter how big a male’s breasts may get, they should never for m lobules, but just end as blunt ducts.
Gynecomastia (NO Lobules)

45. GOOD LUCK