Cytopathology Flashcards

1
Q

What is cytopathology

A

The diagnosis of disease from the microscopic appearance of single or groups of cells

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2
Q

What are the cell types of the cervix

A

The endocervix
The ectocervix

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3
Q

What is the wndocervix lined by

A

The columnar epithelium

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4
Q

What is the ectocervix lined by

A

The squamous epithelium

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5
Q

What is the transformation zone

A

Where the endocervix and ectocervix meet

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6
Q

What 9 types of HPV are protected by the gardasil vaccine

A

6,11,16,18,31,33,45,52,58

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7
Q

What type of HPV causes the most cervical cancer

A

16, 18

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8
Q

What expression shows HPV will lead to disease

A

E6/E7 mRNA

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9
Q

What are the 4 layers of squamous cells

A

Basal
Parabasal
Intermediate
Superficial

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10
Q

What do mature squamous cells contain and stain

A

Keratin, stains orangey pink

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11
Q

What do mid maturity squamous cells contain and stain

A

Contain cytoplasm, stain pink

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12
Q

What do I mature squamous cells contain and stain

A

Contain collagen and stain green/blue

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13
Q

What do parabasal squamous cells stain

A

Deep green/ blue

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14
Q

What shows pre cancerous changes in squamous cells

A

Nuclear enlargement
Irregular form and outline
Irregular chromatin
Multinuculiation

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15
Q

What is CIN

A

Cervical intraepithelial neoplasia (pre cancer)

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16
Q

What kind of specimen is used for papanicolaou

A

Wet fixed specimens

17
Q

What is papanicolaou stain good for

A

Nuclear destin

18
Q

What does the Papanicolaou stain consist of

A

Haematoxylin, EA50 and OG6

19
Q

What specimen is Romanowsky stain used for

20
Q

What is romanowsky stain good for

A

Cytoplasmic detail

21
Q

What does the romanowsky stain consist of

A

May-grunwald and giemsa

22
Q

How many patients with blood in their urine have cancer

A

10-25% the cancer is usually bladder cancer

23
Q

What are the 4 types of bladder cancer

A

Urothelial transitional cell cancer
Squamous cell bladder cancer
Adenocarcinoma
Sarcoma and small cell cancer

24
Q

How many of bladder cancer is urothelial

25
What does urothelial cancer cause
It develops from transitional cells lining the bladder, these bunch together when the bladder is empty and stretch out when bladder is full
26
What percentage of bladder cancer is squamous cell
5%
27
What percentage of bladder cancer is adenocarcinoma
1-2%
28
What causes adénocarcinoma
Gland cells producing mucus
29
What is a bronchoscope/ endoscope
A tube fitted with fibre optics or a tiny camera
30
What kind of cancer is squamous cell carcinoma
Larger bronchi cancer
31
How is squamous cell carcinoma occurred
Squamous cell metaplasia of the bronchial cells
32
What is adenocarcinoma
The most common type of lung cancer that is prevalent in smokers
33
What is small cell carcinoma
Central bronchus and then into the bronchi airways
34
What is FNA
Fine needle aspiration
35
What are follicular cells
The major cell type of the thyroid
36
What is the function of follicular cells
The production and secretion of the hormones T3 and T4