4- Lobar Pneumonia, red hepatization

(Low Power)

Alveolar

wall

Alveolar

Lumen

Bronchopneumonia

Acute Diffuse

Glomerulonephritis

1) This glomerulus is enlarged, hypercellular and capillary loops are poorly defined. 2) Increased numbers of epithelial, endothelial, and mesangial cells as well as neutrophils in and around the glomerular capillary loops. 3) Tubule shows intraluminal casts

1

2

3

Rapidly Progressive

Glomerulonephritis

1) Epithelial creascent 2) Compressed and distorted glomerular capillaries 3) Edematous stroma

1

2

3

42- Adenoma, Intestine

Biliary Cirrhosis

1

2

1) Dilated bile ductules and canaliculi filled with brown bile pigment

2) Cholestasis

Endometrial Hyperplasia

1

2

1) Glands 2) Stroma 3) Hemorrhage

3

Fibrocystic changes of Breast 1

2

3

4

5

1) Epitheliosis 2) Cyst 3) Adenosis 4) Fibrosis 5) Apocrine metaplasia

Prostatic Hyperplasia

2

1

1) Hyperplastic prostatic acini 2) Fibromuscular stroma

2- Acute Suppurative Appendicitis

(Low Power)

Atheroma

1

2

3

4

5

6

1) Focal calcification 2) Fibrosis 3) Ulcerated

endothelium 4) Foam cells 5) Cholesterol clefts 6) Recanalisation

14- Chronic Venous Congestion, Lung

Low Power

Alveolar Wall

Alveolar Capillary

Alveolar Space

Colloid Goitre

1

2

1) Acini 2) cyst

12- Fatty Change, liver Low Power

Signet ring

cells

Renal Cell Carcinoma

1

2

1) Sheets and cords of vacuolated malignant tumor cells 2) Thin vascularized connective tissue septa

25- Rhinoscleroma Low Power

Rheumatic Myocarditis 1

2

3

1) Myocardium 2) Blood vessels 3) Perivascular Aschoff body

Muscle

Bundles

Fibrous Tissue

Congested

Capillary

47- Chondrosarcoma

http://www.wikidoc.org/images/b/b3/Systemic_lupus_erythematosus_014.jpg

Biliary Cirrhosis 1

1) Bands of fibrous tissue surrounding cirrhotic nodule