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Histopathology > Histopathology Practical 4 > Flashcards

Histopathology Practical 4 Flashcards

1
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Bronchopneumonia catarrhalis

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2
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Normal healthy lung tissue
the round big one in the middle is bronchioli
you can also see a blood vessel

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3
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normal healthy lung tissue

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4
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Bronchopneumonia catarrhalis

airway is filled with inflammatory cells

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5
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Bronchopneumonia catarrhalis

blue: bronchitis, peribronchitis
red: pneumonia

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6
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Bronchopneumonia catarrhalis

red: bronchiolitis obliterans
inflammatory exudate in the middle ( neutrophil granulocytes )

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7
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Bronchopneumonia catarrhalis
inflammatory exudate in the middle ( neutrophil granulocytes )

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8
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Bronchopneumonia catarrhalis

desquamated alveolar epithelial cells

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9
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Bronchopneumonia catarrhalis

blue: neutrophil granulocytes
red: lymphoid cells
green: desquamated alveolar epithelial cells

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10
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Bronchopneumonia catarrhalis

epithelisation desqyamous alveolar…., type-2 pneumocytes

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11
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Pneumonia crouposa

  • more severe form
  • damage of vessels are so severe that fibrinogen are able to come out of circulation and polymorise to fibrin
  • lung tissue becomes firm, like liver tissue
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12
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Pneumonia crouposa

rabbit

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13
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Pneumonia crouposa

inflammatory cells everywhere

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14
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Pneumonia crouposa

blood vessel with thrombus in it
inflammatory cells everywhere

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15
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Pneumonia crouposa

marked area: fibrin

inflamamtory cells everywhere

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16
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Pneumonia crouposa

weigert fibrin staining, marked area is fibrin

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17
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

swine

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18
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

necrotic areas

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19
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

pleuritis covered with inflammated pleura

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20
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

marked hyperaemia and alveolar oedema

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21
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

macrophage proliferation in the lumen of the alveoli ( the dark purple area)

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22
Q
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

macrophage proliferation in the lumen of the alveoli ( the dark purple area)

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23
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

degenerating macrophages due to APX I, II, III toxins

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24
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

red: effected area
blue: extreme amount of blood

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25
Q
A

pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

marked area : RBC

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26
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

27
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pneumonia and pleuritis caused by actinobacillus pleuropneumoniae

28
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Interstitial pneumonia

29
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A

Interstitial pneumonia

interalveolar septi is widened and filled with inflammatory cells

inflammatory cells–> mononuclear cells:
- plasma cells
-lymphocytes
- macrophages

30
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A

Interstitial pneumonia

interalveolar septi is widened and filled with inflammatory cells

inflammatory cells–> mononuclear cells:
- plasma cells
-lymphocytes
- macrophages

31
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A

Interstitial pneumonia

peribronchial interstitial pneumonia

32
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A

Interstitial pneumonia

cross section of parasites

33
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A

Interstitial pneumonia

cross section of parasites

34
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A

Normal kidney structures with glomerulus and tubules

35
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A

oxalate nephrosis

-nothing else will look like this–> easy to recognize
- its a result of ethylene glycol poisoning (antifreeze)

36
Q
A

oxalate nephrosis

oxalate crystals

37
Q
A

oxalate nephrosis

oxalate crystals

38
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A

oxalate nephrosis
blue: oxalate crystals
sensitive to hypoxia

red: degenerated epithelial cells ( tubulonephrosis)
(damaged tubular epithelial cells)

39
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A

oxalate nephrosis
oxalate crystals

dont find any nuclei in this area

40
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A

oxalate nephrosis

oxalate crystals

41
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A

oxalate nephrosis

oxalate crystals

42
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A

oxalate nephrosis

oxalate crystals under polarized light

43
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A

exsudative glomerulonephritis

  • bleeding indicates infected glomeruli
44
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A

exsudative glomerulonephritis

exudative form

pink: protein rich exudative, you can also find some inflammatory cells in it such as neutrophil granulocytes

45
Q
A

exsudative glomerulonephritis

pink: protein rich exudative, you can also find some inflammatory cells in it such as neutrophil granulocytes

46
Q
A

exsudative glomerulonephritis

pink: protein rich exudative, you can also find some inflammatory cells in it such as neutrophil granulocytes

47
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A

exsudative glomerulonephritis
with mesangial cell proliferation

exudate is disapeared

48
Q
A

exsudative glomerulonephritis
with mesangial cell proliferation

hyper cellular glomerul

green: thickening of bowman capsule
blue: protein urea –> if you find this in kidney think of glomerulonephritis

49
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A

exsudative glomerulonephritis

50
Q
A

exsudative glomerulonephritis

proliferative form

51
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A

exsudative glomerulonephritis

proliferative form
more prolonged version

52
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A

interstitial nephritis

53
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A

interstitial nephritis

inflammatory cells around glomeruli, bloodvessels and in between the tubules

mononuclear inflammatory cells:
- lymphocytes
- plasmacells
- macrophages

54
Q
A

interstitial nephritis

inflammatory cells around glomeruli, bloodvessels and in between the tubules

mononuclear inflammatory cells:
- lymphocytes
- plasmacells
- macrophages

55
Q
A

interstitial nephritis

inflammatory cells around glomeruli, bloodvessels and in between the tubules

plasmacells

56
Q
A

interstitial nephritis

inflammatory cells around glomeruli, bloodvessels and in between the tubules

mononuclear inflammatory cells:
- lymphocytes
- plasmacells
- macrophages

57
Q
A

interstitial nephritis

inflammatory cells around glomeruli, bloodvessels and in between the tubules

mononuclear inflammatory cells:
- lymphocytes
- plasmacells
- macrophages

58
Q
A

interstitial nephritis

inflammatory cells around glomeruli, bloodvessels and in between the tubules

mononuclear inflammatory cells:
- lymphocytes
- plasmacells
- macrophages

59
Q
A

Kidney fibrosis

  • leads to chronic kidney failure
60
Q
A

Kidney fibrosis

marked area:
-fibrotic tissue
-collagen proliferation
- overall structure of kidney is gone
- leads to chronic kidney failure

61
Q
A

Kidney fibrosis

-fibrotic tissue
-collagen proliferation
- overall structure of kidney is gone
- leads to chronic kidney failure

62
Q
A

Kidney fibrosis

-fibrotic tissue
-collagen proliferation
- overall structure of kidney is gone
- leads to chronic kidney failure

63
Q
A

Kidney fibrosis

-calcium deposited in the wall of tubuli

Histopathology (6 decks)

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