RUSVM Pathology II > Pathology II Lab Final > Flashcards

Pathology II Lab Final Flashcards

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1
Q

Tissue from a cat.

Abnormal/Normal?

MDx?

A

Abnormal/Normal?

Abnormal

MDx?

Pyometra

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2
Q

Horse.

Mdx?

A

Mdx?
Hemangiosarcoma

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3
Q

Bovine

Mdx

A

Palatoschisis

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4
Q

Tissue from a male dog.

MDx?

A

MDx?
Sertoli Cell Tumor

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5
Q

Tissue from a dog.

Normal/abnormal?

MDx?

A

Normal/abnormal?

Abnormal

MDx?

Cystic endometrial hyperplasia

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6
Q

MDx

A

Thyroid atrophy

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7
Q

Edx

Condition Name

A

Edx - renal osteodystrophy

Common name - rubber jaw

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8
Q

Canine

MDx

Etiology

A

MDx - intestinal catarhhal enteritis

Etiology - Dipylidium caninum

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9
Q

Dog, MDx

A

Top - acute splenic infarct (red)
Bottom - chronic splenic infarct (white)

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10
Q

Describe what you see.

What is this likely?

A

Nodularity of capsular surface.

Pale, no demarcation between cortex and medulla.

Chronic case of interstitial nephritis.

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11
Q

Tissue from a horse.

MDx?
Pathogenesis?

A

MDx?

Subacute focal suppurative pneumonia

​Pathogenesis?

In horses whose heads were held high by halter during shipping preventing “snorting” to expel dust and mucus which then drains down trachea.

*Unilateral - only on right side.

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12
Q

Cat. MDx

A

Diffuse, granulomatous lymphadenitis

Cyptococcosis

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13
Q

Tissue from a cow.

Normal/abnormal?

Mdx?

A

Normal/abnormal?

Abnormal, lesion

Mdx?

Granulosa cell tumor

(cystic nature with hemorrhage)

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14
Q

MDx?
Pathogenesis?

A

MDx?

Mummified fetus

Pathogenesis?

No bacterial infiltration, uterus was closed off, fetus underwent dehydration

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15
Q

Cow.

MDx?
Etiology?

A

Serous atrophy of fat.

Starvation, emaciation

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16
Q

Tissue from a cow.

MDx?

A

MDx?

Amorphos globosus

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17
Q

Tissues from a young horse.

MDx?

Etiology?

EDx?

A

MDx?

Multifocal to coalescing pyogranulomatous pneumonia

Etiology?
Rhodococcus equi

EDx?

Rhodococcal pneumonia

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18
Q

Canine popliteal LN aspirate. Name the disease.

A

Leishmaniasis

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19
Q

Goat.

MDx?

A

Lymphosarcoma

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20
Q

Normal/abnormal?

Tissue from a ?

Name of structure?

A

Normal/abnormal?

Normal!

Tissue from a ?

Horse

Name of structure?

Endometrial Cups

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21
Q

Dog.

Cause and associated lesion.

A

Canine parvovirus type 2

Lymphoid depletion (bone marrow depletion) - immunodeficiency

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22
Q

Tissue from a ram.

MDx?

A

MDx?
Epididymitis

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23
Q

Dog

Differentials

A

Melanoma

Squamous Cell Carcinoma

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24
Q

Edx

A

Uremic pneumonitis/pneumonopathy

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25
Dog Mdx
Mdx - subtle coronary atherosclerosis Hypothyroid
26
Dog. Name of syndrome and cause.
Brown Dog Gut. Intestinal lipofuscinosis. Discolouration due to ceroid deposition. Vitamine E deficiency or PUFA can be causes
27
Tissue from a neonatal puppy. Normal/abnormal? MDx? Etiology?
Normal/abnormal? Abnormal MDx? multifocal lesions on kidney ​Etiology? Canine herpesvirus
28
Pig. Name of disease? MDx? Etiology?
Name of disease? Atrophic rhinitis MDx? Atrophic rhinitis Etiology? Combo of Bordetella bronchiseptica and Pasteurella multocida types A and D
29
Dog MDx?
lymphadenitis
30
MDx
Fibrous osteodystrophy Sinuses disappearing
31
Tissue from male dog. Normal/abnormal? MDx?
Normal/abnormal? Abnormal MDx? Interstitial cells of Leydig tumor
32
Dog Edx Pathogenesis
Edx - uremic gastritis Pathogenesis - chronic renal failure --\> uremia --\> Gastric mineralization
33
Canine MDx
Inguinal hernia
34
Dog. MDx? Radiographic lesions?
Multiple Myeloma Punched out lesions on radiograph
35
Tissue from a mare. Etiology? Disease name?
Etiology? Taylorella equigenitalis Disease name? Cantagious Equine Metritis -test stallions, reportable, causes infertility
36
Adrenal glands from a horse. Pathological process? Types possible?
Neoplasia Adrenocortical adenoma
37
Tissue from an ovine fetus. Liver. Normal/abnormal? Etiology?
Normal/abnormal? Abnormal - donut like lesions Etiology? Campylobacter
38
Cat MDx Etiology
MDx - granulomatous peritonitis Etiology - Feline infectious peritonitis virus (feline coronavirus)
39
Cat. Etiology? MDx?
Platynosomum fastosum Mdx? Chronic proliferative and eosinophilic cholangitis/cholangiohepatitis
40
Ox. MDx? Name of Disease?
MDx: Granulomatous lymphadenitis Name of disease: Mycobacterium bovis
41
Adrenal glands. MDx? Underlying cause? Clinical diagnosis (disease name)?
MDx? Adrenal cortical hyperplasia Underlying cause? Hyperadrenocorticism - too much ACTH from pituitary adenoma Clinical diagnosis (disease name)? Secondary hyperadrenocorticism
42
Tissue from male dog. MDx?
Seminoma.
43
Equine Mdx
Intestinal stenosis/stricture
44
Describe the pathogenesis of a patient with kidney disease being anemic? (eg pale mucous membranes)
Kidneys produce erythropoietin - fail to do so when in kidney failure -- lack of RBCs
45
Tissue from a cow. Normal/abnormal? Mdx?
Normal/abnormal? Abnormal, lesion Mdx? Follicular cyst
46
Dog. MDx
Dental calculus Gingival hyperplasia
47
Tissue from a cow. Normal/abnormal? Mdx?
Normal/abnormal? NORMAL Mdx? N/A
48
Tissue from a pig. MDx? Pathogenesis?
MDx? Vulvar hyperplasia Pathogenesis? Hyperestrogenism - eating moldy corn
49
Ox. MDx
Peyer's Patch necrosis diffuse, severe, acute ileitis BVDV
50
Tissue from a horse. MDx?
MDx? Laryngeal hemiplegia Unilateral atrophy of the dorsal and lateral cricoarytenoid muscles
51
Cow. Normal/abnormal? MDx?
Normal/abnormal? Normal is right after parturition, abnormal if a few days later MDx? Retained placenta
52
Horse. MDx? Name of disease? Etiology?
MDx? Acute suppurative lymphadenitis Name of disease? Strangles Etiology? Streptococcus equi subsp. equi
53
Tissue from a ram. MDx? Main causes?
MDx? Scrotal Dermatitis Causes? any infection of skin, -think Brucellosis (outward inf. of skin)
54
Bovine
Trichobezoars if hair Phytobezoars if plant material
55
Liver from a cow. MDx? Cause?
Mdx? Chronic Passive Hepatic congestion (NUTMEG LIVER) Cause? R-sided congestive heart failure
56
Species?
Llama
57
Dog 2 MDx
1) Siderotic plaques 2) Nodular hyperplasia
58
Calf. MDx?
Mdx? Normal. Hemopoietically active bone marrow in young animal.
59
Tissue from a cat. MDx?
MDx? Fibroadenomatous hyperplasia
60
Dog. Etiology?
Liver Fractures From Trauma
61
Dog Mdx?
MDx? Metastatic melanoma.
62
Tissue from a bull. MDx? Etiology?
MDx? Balanitis Etiology? Bovine herpesvirus 1
63
Tissues from a male dog. MDx?
Hypospadia (incomplete fusion of urethral folds)
64
Tissue from a ? Normal/Abnormal? Name?
Tissue from a ? Cow Normal/Abnormal? Normal Name? Normal caruncle on placenta
65
Tissue from a cow. Normal/Abnormal? MDx?
Normal/Abnormal? Abnormal MDx? Piece of retained placenta
66
Lung tissue. Describe.
Mineralization of alveolar septae.
67
Canine Mdx
Acquired Megaesophagus (congenital would be associated with defect PRAA)
68
Bovine (6mo) MDx DDx
MDx - ulcerative stomatitis DDx - BVD, Malignant Catarrhal Fever
69
Pig Mdx? Etiology?
Mdx - jowl abscess Etiology - streptococcus porcinus
70
Cat MDx Etiology Common name
MDx Multifocal, intercostal, subpleural mineralization Etiology Chronic renal failure, uremia Common name Pleural Frosting
71
Tissue from a pig. MDx? Etiology? Disease name?
MDx? Massive (Panlobular) hepatic necrosis Etiology? Vitamin E/Selenium Deficiency Disease name? Hepatosis Diuretica
72
Dog. MDx Name of disease?
Necro-hemorrhagic segmental enteritis Name of disease - canine parvovirus 2
73
Swine small intestine MDx Etiology
Mdx - proliferative ileitis Etiology - Lawsonia intracellularis
74
Tissue from an equine fetus. MDx? Etiology?
MDx? Multifocal necrotic hepatitis ​Etiology? Equine herpesvirus 1
75
Equine MDx Common neoplasm in non-glandular part of horse stomach?
Ulcerative gastritis Squamous cell carcinoma
76
Tissue from a sheep. MDx? Etiology?
MDx? Catarrhal sinusitis Etiology? Oestrus ovis
77
Llama, adult. MDx? Disease?
MDx? Multifocal granulomatous osteomyelitis Disease? Tuberculosis
78
Sheep. MDx? Cause? Name of Disease?
MDx? Nasal carcinoma Cause? Ovine enzootic nasal tumor virus (a retrovirus) Name of Disease? Enzootic nasal adenocarcinoma
79
Tissue from a cow. Normal/abnormal? Differentials?
Normal/abnormal? Abnormal Differentials? 2 neoplasma you normally see in uterine bodies: 1) Leiomyoma 2) Lymphoma/Lymphosarcoma (BLV)
80
Tissue from a cat. Floats in fixative. Mdx?
Hepatic lipidosis
81
Tissue from a dog. Normal/Abnormal? MDx? Pathogenesis?
Normal/Abnormal? Abnormal MDx? Placental Subinvolution Pathogenesis? When placenta doesn't involute - usually presents with bloody discharge - sites are bleeding --\> hemoperitoneum
82
MDx Pathogenesis?
MDx - coronary atherosclerosis Pathogenesis - hypercholesterolism - cholesterol accumulates
83
Tissue from a cow. Normal/abnormal? Mdx?
Normal/abnormal? Abnormal, lesion Mdx? Teratoma (all germ layers)
84
Tissue of a dog. Normal/abnormal? MDx?
Normal/abnormal? Abnormal MDx? Cryptorchidism
85
Skin from a dog. MDx? Underlying endocrine abnormality?
MDx? Calcinosis cutis Underlying endocrine abnormality? Cushing's - hyperadrenocorticism
86
Cat. Organ.
Lower esophagus. Normal,
87
Tissue from a pig. MDx?
Interstitial pneumonia.
88
Normal/abnormal? Tissue from a ? Name of structure?
Normal/abnormal? Normal Tissue from a ? Cow Name of structure? Amniotic Plaques
89
Tissue from a foal Pathogenesis?
Linear areas of hemorrhage within the tracheal mucosa. Pathogenesis? Iatrogenic - improper placement of nasogastric tube (down trachea instead of esophagus)
90
Bovine MDx Possible etiology?
MDx - reticular lymphoma
91
Tissues from a pig. MDx? How does the etiologic agent arrive? What is the typical etiology?
MDx? Embolic pneumonia How does the etiologic agent arrive? Hematogenous route What is the typical etiology? Usually bacteria, sometimes fungus
92
Cat Differentials. Disease? Other lesions?
Differentials: Adenomatous hyperplasia Adenomas Carcinoma (\<5% cases) Disease: Feline hyperthyroidism Other lesions? fibrosis on heart, infarct in kidneys - thrombosis
93
Liver from rabbit. Edx? MDx?
Edx? Coccidial hepatitis Mdx? Proliferative (hyperplastic) cholangitis/cholangiohepatitis
94
Dog. What is the pigment (brown on H&E) that stains blue with Prussian blue reaction (histochemical stain for iron)?
Hemosiderin
95
Canine MDx
Oral papillamatosis
96
Tissue from a steer. MDx? Etiology?
MDx? Fibrino-hemorrhagic and necrotizing pneumonia (or bronchopneumonia) Etiology? Mannheimia haemolytica (Shipping Fever)
97
Tissue from steer that was showing severe resp. distress. MDx? Etiology?
MDx? Ulcerative, fibrino-hemorrhagic and necrotizing layngotracheitis Etiology? Bovine Herpesvirus 1 (Same agent as: Infectious Bovine Rhinotraceitis)
98
Cat Edx Pathogenesis
Mineralization/calcification within L atrium endocardium Edx - uremic endocarditis Pathogenesis - uremia causes vasculitis --\> endothelial damage
99
Tissue from a rabbit. MDx? Etiology? Pathogenesis?
MDx? Chronic suppurative pleuropneumonia Pyothorax Etiology? Pasteurella multocida ("Snuffles") Pathogenesis? Ruptured lung abscess leading to pyothorax, pneumothorax and atelectasis (collapse of alveolar walls)
100
Cat. MDx EDx Etiology Pathogenesis
MDx - Multifocal ulcerative glossitis EDx - Uremic glossitis Etiology - Uremia (chronic renal failure) Pathogenesis - bacteria in oral cavity changes urea --\> ammonia --\> endothelial damage (necrotizing and can cause vasculitis) Fibrin added to lesions
101
Canine MDx
Congenital Megaesophagus (PRAA)
102
Tissue from a monkey. Normal/abnormal? MDx?
Normal/abnormal? Abnormal MDx? Endometriosis brownish cystic structures could be anywhere in body
103
MDx?
Icterus
104
Tissue from a male dog. MDx?
MDx? Prostate hyperplasia
105
Dog. 2 MDx
2 Mdx 1) Icterus 2) Splenomegaly
106
Tissues from a pig. MDx? Disease name? Etiology?
MDx? Fibrino-necrotizing and hemorrhagic pneumonia confined mainly to caudal lung lobes Disease name? Porcine Contagious Pleuropneumonia Etiology? Actinobacillus pleuropneumoniae \*\*Note - similar to mannheimiosis in cattle, but distribution of lesions is different
107
Lesion from cow. Edx? Mdx? Etiology?
Edx? Parasitic hepatitis, fluke-induced hepatitis Mdx? Chronic multifocal necrotizing hepatitis Etiology? Fascioloides magna
108
9 year old virgin german shepherd was admitted with continuous sanguinopurulent vaginal discharge, distended abdomen and cachexia. MDx?
Pyometra
109
Cat. Mdx?
Mdx - bilateral multifocal parathroid hyperplasia
110
Tissue from a ram. MDx? Etiology?
MDx? Necrotizing, fibrinosuppurative epididymitis Etiology? Brucella ovis
111
Describe what you see
Uneven cortical surface. Loss of parenchyma and replacement of kidney tissue with connective tissue.
112
Equine. Mdx Etiology
MDx - multifocal ulcerative gastritis Etiology - Gastrophilus parasite
113
Bovine. Mdx etiology
Mdx - necro-ulcerative esophagitis and glossitis Etiology - Bovine pestivirus (BVD)
114
Tissue from a bovine fetus. Normal/Abnormal? MDx? Etiology? Etiology if it was in a cat?
Normal/Abnormal? Abnormal MDx? Cerebellar hypoplasia Etiology? BDV ​Etiology if it was in a cat? Feline panleukopenia
115
Species? Normal/Abnormal? Name?
Species? Cat/Dog Normal/Abnormal? Normal Name? Zonary Placenta
116
Canine - MDx
Intestinal intussusception
117
Canine Mdx Etiology
Acute segmental hemorrhagic enteritis Etiology - canin parvovirus 2
118
Liver from a dog. MDx? Possible etiology?
MDx? Hepatic Cirrhosis ``` Possible etiology? Prolonged primidone (anticonvulsant) therapy ```
119
Tissue from cat. Mdx? Etiology?
Mdx? Chronic cholangitis (bile ducts very thickened) Etiology? Platynosomum fastosum
120
Tissue from a sheep. Normal/abnormal? Etiology?
Normal/abnormal? Abnormal Etiology? Toxoplasma
121
Cow Mdx?
Lymphoma (lymphosarcoma) - vertebral canal, epidural space
122
Cat MDx?
Mdx: Lymphoma of cranial mediastinal LN Thymoma possible ddx
123
Tissue from a cat. MDx?
MDx? Prolapsed uterus
124
Ferret MDx Clin path associated with this?
MDx - insulinoma pancreatic islet cell tumor hypoglycemia
125
Dog. Lymph Node. MDx?
Acute lymphadenitis
126
MDx Underlying condition?
Mdx - facial myxedema also will see conjuncitivitis Underlying condition - Hypothyroidism
127
Canine. Provide differentials.
Histiocytic sarcoma Lymphoma Plasma cell tumor Mast cell tumor Splenitis Amyloidosis
128
Goat. Etiology MDx
Etiology - Corynebacterium pseudotuberculosis MDx - diffuse granulomatous lymphadenitis (Caseous lymphadenitis)
129
Pig. Name of disease Etiology.
Swine Dysentery Brachyspira hyodysenteriae
130
Tissue from a cow. Normal/abnormal? Mdx? Consequences? Predisposing Factors?
Normal/abnormal? Abnormal Mdx? Uterine torsion Consequences? Complete block of blood supply - if fetus present it will die Predisposing Factors? Twinning, dystocia, trauma
131
Sheep. MDx? Etiology?
MDx: Chronic caseous lymphadenitis Etiology: Corynebacterium pseudotuberculosis
132
Ovine Edx
Edx - Necro-hemorrhagic coccidial enteritis
133
Liver from a cow. Etiology?
Fascioloides magna Liver fluke Iron-porphyrin pigment from fluke
134
Rabbit. Edx? Etiology?
Edx? Coccidial hepatitis Etiology? Eimeria stiedae
135
Tissue from a rat. MDx?
MDx? Mammary fibroadenoma
136
MDx
MDx - lymphocytic thyroiditis
137
Equine Edx
Ascaridial enteritis Catarrhal inflammation
138
Equine MDx Etiology
MDx Gastric hyperplasis on L Multifocal ulcerative gastritis on R Etiology L - Trichostrongylus R- Gastrophilus
139
Normal/abnormal? Tissue from a ? Name of structure?
Normal/abnormal? Normal Tissue from a ? Horse Name of structure? Cervical Star
140
Tissue from bovine fetus. Etiology?
Leathery skin lesions on fetus - think fungal! Etiology? Aspergillus fumigatus Placentitis also.
141
Collected from cat gallbladder. Etiology?
Liver fluke - Platynosomum fastosum
142
What are these slides demonstrating? Which breed of dogs is associated with familial renal disease?
Mineralization of tissues of stomach. Shih tzu dogs.
143
Canine MDx Pathogenesis
MDx - bilateral symmetrical ulcerative glossitis Pathogenesis - increased urea in blood ( due to renal disease) --\> oral bacteria change to ammonia --\> ulcers
144
Tissue from foal. MDx? Etiology?
MDx? Multifocal to coalescing pyogranulomatous pneumonia Etiology? Rhodococcus equi
145
Tissue from a cow. Normal/Abnormal? MDx?
Normal/Abnormal? Normal MDx? Adventitious Placentation - incidental finsing
146
MDx Etiology
MDx - fibrous osteodystrophy Etiology - renal secondary hyperparathyroidism Osteolysis and replacement of bone with fibrous connective tissue
147
Dog Edx
Uremic gastritis
148
Equine MDx
Squamous cell carcinoma \* most common neoplasm of horse stomach
149
Tissue from a pig. A few enlarged alveolar macrophages with tachyzoites were found on histology. MDx? Dual etiologies?
MDx? Interstitial fibrino-necrotizing pneumonia Etiologies? 1) Porcine circovirus 2 2) Toxoplasma
150
Tissue from a cow Normal/abnormal? Mdx?
Normal/abnormal? Abnormal Mdx? Luteal cyst (Cystic corpus luteum)
151
Pig MDx?
Diffuse severe splenic congestion
152
Equine. MDx Etiology
MDx - intestinal ulceration and perforation
153
Equine. Intestine MDx
Granulomatous enteritis
154
Dog. MDx? 2 Possible causes. Pathogenesis Posisble clinical signs.
MDx? Ulcerative gastritis 2 Possible causes. NSAIDs, Mast Cell Tumor (Histamine) Pathogenesis NSAIDs --\> prostaglandin inhibitiation --\> vasoconstriction --\> blood flow cut off --\> necrosis Posisble clinical signs.
155
RUSVM Pathology II
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