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Oncology > Essays 51-60 > Flashcards

Essays 51-60 Flashcards

1
Q

what is STS

A

soft tissue sarcoma

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2
Q

diagnosis of STS

A

FNA
biopsy
CBC
xray
abdo us

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3
Q

surgical approach of STS depends on

A

location
size
infiltration
histologic grade
outcome goals

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4
Q

procedure of STS surgery

A

marginal/ wide/ radical resection
one fascia layer deep
resect en block

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5
Q

treatment of STS

A

active surveillance
staging surgery
metronomic chemo
electrochemo
adjuvant radiotherapy
post op radiotherapy

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6
Q

surgical decision making

A

establish good candidates
define goals - palliative or curative

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7
Q

surgical technique

A

wide clipping
positioning
neutering first for mammary tumours
early vascular isolation
eliptical incision
down to fascia
control hemorrhage
closure in 2-3layers
bandage pressure
post op pain management
histopath

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8
Q

surgery for benign small mammary tumours

A

lumpectomy

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9
Q

surgery for mammary tumours located in middle of gland

A

simple masectomy

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10
Q

surgery for mammary tumours if more than 1 glands involved

A

regional masectomy

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11
Q

bad ways of thinking of oncologic surgery

A

animal too old
tumour too big
only if it grows
only a lipoma
cut it out quickly
no need for histopath

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12
Q

rules of planning oncology surgery

A

make sure patient is a good candidate
warn owner
good anatomy knowledge
proper preoperative planning
appropriate lateral margins
outline incision

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13
Q

rules of incision of oncology surgery

A

incision flowing tumour margins
avoid touching tumour by hand

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14
Q

rules of excision of oncology surgery

A

early ligation
gentle manipulation
monofilament suture
control haemorrhage
remove enlarged ln

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15
Q

rules of closure of oncology surgery

A

avoid lavage
avoid dead space
avoid drain if possible
change gloves, equipment
tension free closure

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16
Q

safety margin definition

A

to make sure both macroscopic and microscopic tumour cells are resected

17
Q

safety margin width depends on

A

tumour invasiveness
grade
1cm - benign, carcinomas, grade 1 mast cells,
2cm - grade 2 mast cells
5cm - FISS

18
Q

tumour for papule/ plaque

A

any skin tumour

19
Q

tumour for macule/ patch

A

melanoma, ETCL

20
Q

tumour for cyst/ erosion/ ulcer

A

sebaceous gland tumour

21
Q

tumour for crust

A

SCC

22
Q

tumour for seborrhea oleosa

A

ETCL

23
Q

tumour for fistules, sinus

A

lymphangioma

24
Q

tumour for pruirtis

A

mass cell

25
Q

breed predisposition of sebaceous gland tumours

A

beagle, cocker, dachsund, setter, shih tzu

26
Q

nodular sebaceous hyperplasia

A

limbs/ trunnk/ eyelid
beagle, cocker, poodle

27
Q

sebaceous epithelioma

A

shi tzus, lhasa aposos

28
Q

sebaceous adenoma

A

eyelid/ leg

29
Q

sebaceous gland adenocarcinoma

A

head/ legs
cocker

30
Q

therapy of skin tumours

A

spontaenous healing
chemo
photodynamic therapy
radiotherapy
chemotherapy
amputation
surgery

31
Q

FISS pathogenesis

A

inflammatory reaction
uncontrolled fibroblast and myofibroblast proliferation
causing tumour formation

32
Q

risk factors of FISS

A

multiple vaccines at same site
long lasting injection
microschips

33
Q

diagnosis of FISS

A

CT, MRI
histology
not excisional biopsy

34
Q

ISS Vs non ISS

A

larger, rapid growth rate, arise from subcutis, interscapular, mesenchmyal origin

35
Q

treatment of FISS

A

surgery - excision after imaging
4-5cm safety margins
2 fascial layers
chemo - doxorubicin, cyclophosphamide
electrochemo
tyrosine kinase inhibitor

36
Q

prevention of FISS

A

avoid multiple injections in same site

37
Q

FISS recommendations

A

avoid intrascapular
distal limb better
documents type and location of vaccine

38
Q

3-2-1 rule of FISS

A
  • The mass is evident 3 or more months post-vaccination
  • The mass is larger than 2 cm in diameter
  • The mass is increasing in size more than 1 month after vaccine administration

Oncology (12 decks)

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