Pathology Skin & Tumour Cancer Flashcards Preview

Jason's MD2 Surgery Rotation > Pathology Skin & Tumour Cancer > Flashcards

Flashcards in Pathology Skin & Tumour Cancer Deck (19):
1

causes of skin cancer?

genetic
carcinogens
surface toxins
viruses
other infections
inflammation
UV/sun exposure

2

solar keratosis looks how?

thick keratin
disorganization of cells

3

squamous cell carcinoma in situ called what?

Bowen's disease

4

what virus causes skin tumours?

HPV

5

BCC aggressive? metastatic?

Aggressive
Not metastatic usually

6

which BCC is mroe aggressive?

morphoeic pattern

7

who is at more risk for metastatic SCC?

immunosuppressed

8

where is SCC worse prognosis?

ear
lips

9

where does SCC spread to?

regional nodes

10

what is a keratoacanthoma? growth? looks how?

grows rapidly (6 weeks)
crater filled with keratin
symmetrical
can spontaneously regress

11

why keratoacanthoma important to know?

SCC can mimic it

12

freckles vs. moles

freckles are not raised

13

how many mitoses are bad in melanoma?

>1

14

what skin lesions are pigmented and can bleed if caught on something?

not melanoma
probably seborrhoeic keratosis

15

what best biopsy for a small/medium lesion?

excision

16

something that's raised and pigmented, doesn't invade and above the epidermis is what?

seborrhoeic keratosis

17

how to tell if haemangioma clinically?

try to blanch it because it is vascular

18

multiple naevi called?

familial dysplastic naevus syndrome

19

which melanomas bleed?

advanced stages if reaches blood vessels

Decks in Jason's MD2 Surgery Rotation Class (62):