Gross and Microscopic Structures Flashcards
1
Q
This tissue is from a 5 year old cat with a history of being treated corticosteroids, what is the lesion?
A
glucocorticoid hepatopathy
2
Q
What pigment is shown here?
A
hematin
3
Q
What is shown here?
A
hypertrophy
4
Q
Based on gross appearance, what is your diagnosis about this lesion?
A
atrophy
5
Q
What is this lesion indicitive of?
A
caseation necrosis in the lung
6
Q
What is your diagnosis based on gross appearance of this organ?
A
coagulative necrosis
7
Q
What is occuring in this picture?
A
icterus/jaundice
8
Q
This is a canine prostate and testicle, based on gross appearance what is your diagnosis?
A
prostatomegaly with a prostatic cyst caused by either hyperplasia or metaplasia
9
Q
What is this lesion indicitive of?
A
wet gangrenous necrosis
10
Q
What type of nucleation is this?
A
pyknotic
11
Q
What type of nucleation is this?
A
karyolysis
12
Q
Which region is normal?
A
A
13
Q
What is shown here?
A
lipidosis
14
Q
What is your diagnosis based on gross appearance of this organ?
A
caseous necrosis
15
Q
What pigment is shown here?
A
melanin
16
Q
Which region is normal?
A
A
17
Q
What is occuring in this picture?
A
hyperplasia
18
Q
What is this lesion indicitive of?
A
wet gangrenous necrosis
19
Q
This is a bovine heart, based on gross appearance, what is your diagnosis?
A
serous atrophy of epicardial fat
20
Q
This is tissue from a bovine aorta, based on gross appearance what is your diagnosis?
A
metastatic calcification
21
Q
PAS is used here, is this a positive or negative result?
A
negative
22
Q
This is pancreatic tissue, identify this structure:
A
hemorrhage and inflammatory cells
23
Q
This is lung tissue, what is this?
A
eosinophilic necrotic debris
24
Q
What is this lesion indicitive of?
A
liquefactive necrosis
25
What are these regions of?
saponofication
26
What is this lesion indicitive of?
fat necrosis
27
What is shown here?
normal epithelium
28
What is shown here?
bile duct hyperplasia
29
What is this pigmentation caused by?
melanin
30
This is lung tissue, what is this a band of?
neutrophils
31
What is occuring here?
coagulative necrosis
32
This is tissue from the uterus of a dog, what is occuring in this slide?
cystic endometrial hyperplasia
33
What is shown here?
dysplasia
34
Which of these is normal?
the one on the right
35
What is shown here?
equine idiopathic esophageal muscular hypertrophy
36
What is occuring in this picture?
metastatic calcification
37
What is your diagnosis based on gross appearance of this organ?
dry gangrenous necrosis
38
This is skeletal muscle, what is occuring here?
the myofibers are swollen
39
Which region is normal?
B
40
Based on gross appearance, what is your diagnosis about this lesion?
pressure atrophy potentially with some liquefactive necrosis
41
What is this cartoon a representation of?
karyorrhexis
42
This is a spleen, based on gross appearance, what is your diagnosis for this organ?
splenic nodular hyperplasia
43
What is occuring in this picture?
hepatic lipidosis
44
This is pancreatic tissue, what is this?
neutrophils
45
What is this lesion indicitive of?
ulceration necrosis
46
What is occuring in this picture?
icterus/jaundice
47
PAS is used here, is this a positive or negative result?
positive
48
What is this lesion indicitive of?
ulceration necrosis
49
What is happening to this structure?
necrotic tubular epithelium
50
What is this lesion indicitive of?
caseation necrosis
51
What is this lesion indicitive of?
wet gangrenous necrosis
52
This is skeletal muscle, what is occuring here?
necrotic myofibers
53
Identify this structure:
urate crystals from gout
54
This is from necrotic tissue, Von Kossa stain was used, what is shown here?
dystrophic calcification
55
What is shown here?
acicular clefts from cholesterol accumulation
56
What is shown here?
endometrial squamous metaplasia
57
What is this lesion indicitive of?
caseation necrosis
58
What is your diagnosis based on gross appearance of this organ?
ulceration necrosis
59
What is occuring in this picture?
pancreatic nodular hyperplasia
60
What is your diagnosis based on gross appearance of this organ?
fat necrosis
61
Which region is normal?
A
62
Which is apoptosis and which is necrosis?
A - necrosis
B - apoptosis
63
What pigment is shown here?
hematin
64
This is a enlarged liver from a cat that has not been eating for days, based on gross appearance, what is your diagnosis about this lesion?
hepatic lipidosis
65
This image is from a liver sample, what is shown here?
hepatocellular atrophy; unusual gapping in beteen cells, cell size is small and there are less of them
66
This is pancreatic tissue, classify this cell:
necrotic peripancreatic fat
67
This is tissue from the uterus of a dog, what is this structure?
cystic glands
68
This slide was treated with PAS, what would the diagnosis be?
glucocorticoid hepatopathy
69
What is occuring in this picture?
metastatic calcification
70
What is this an image of?
acute cell swelling
71
What is this cartoon a representation of?
karyolysis
72
Identify this structure:
anthracotic pigment
73
What is occuring to this liver based on gross appearance?
hyperplasia
74
What is occuring in this picture?
hypertrophic cardiomyopathy
75
This is lung tissue, what is this?
necrotic debris
76
What is this lesion indicitive of?
ulceration necrosis
77
What is this cartoon a representation of?
pyknosis
78
This is pancreatic tissue, identify this structure:
pancreatic parenchyma
79
What is occuring in this picture?
pressure atrophy
80
What is occuring in this picture?
serous atrophy due to severe coloric deficiency
81
What is occuring in region A?
coagulative necrosis; the arrow is pointing to a cell with a pyknotic nuclear change which is indicative of coagulative necrosis
82
What is occuring in this picture?
compensatory hypertrophy
83
What is shown here?
glucocorticoid hepatopathy
84
What is occuring to the cells outlined in blue?
they are in the transition phase
85
What is occuring in this picture?
periarticular gout
86
This is tissue from a liver, what is occuring here?
bile duct epithelial hyperplasia
87
What are the arrows pointing to?
line of demarcation
88
What is occuring here?
hemorrhage
89
What is shown here?
atrophy
90
What is occuring in this picture?
cell swelling
91
This is lung tissue, what is this a band of?
macrophages and fibrous tissue
92
This is pancreatic tissue, what is this?
mineralized basophilic material
93
Identify this structure:
mitochondria
94
What is occuring in this picture?
metastatic calcification
95
This is from necrotic tissue, what is occuring here?
dystrophic calcification - dark pigmentation
96
What is this lesion indicitive of?
dry gangrenous necrosis
97
What is shown here?
pulmonary alveolar mineralization - metastatic calcification
98
What is occuing in region B?
cell swelling
99
What is occuring in this picture?
benign nodular hyperplasia
100
What is this lesion indicitive of?
peri-pancreatic fat necrosis
101
What is shown here?
hyperplasia
102
What is occuring to this cell?
acute cell swelling
103
What is shown here?
metaplasia
104
What is occuring in this picture?
cystic endometrial hyperplasia
105
What is your diagnosis based on gross appearance of this organ?
liquefactive necrosis
106
What is shown here?
hypertrophy
107
Identify this structure:
macrophage
108
This is skeletal muscle, what is occuring here?
fibrosis
109
What is occuring in this picture?
hypertrophy
110
Based on gross appearance, what is your diagnosis about this lesion?
Coagulation necrosis
111
This is pancreatic tissue, identify this structure:
necrotic peripancreatic adipose tissue or fat
112
Identify this structure (the grey thing):
silica crystals
113
What is occuring in region B?
coagulation necrsosis (due to the pyknotic nuclei) and dystrophic calcification
