Essays 51-60

Question 1

what is STS

Answer 1

soft tissue sarcoma

Question 2

diagnosis of STS

Answer 2

FNA
biopsy
CBC
xray
abdo us

Question 3

surgical approach of STS depends on

Answer 3

location
size
infiltration
histologic grade
outcome goals

Question 4

procedure of STS surgery

Answer 4

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

Question 5

treatment of STS

Answer 5

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

Question 6

surgical decision making

Answer 6

establish good candidates
define goals - palliative or curative

Question 7

surgical technique

Answer 7

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

Question 8

surgery for benign small mammary tumours

Answer 8

lumpectomy

Question 9

surgery for mammary tumours located in middle of gland

Answer 9

simple masectomy

Question 10

surgery for mammary tumours if more than 1 glands involved

Answer 10

regional masectomy

Question 11

bad ways of thinking of oncologic surgery

Answer 11

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

Question 12

rules of planning oncology surgery

Answer 12

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

Question 13

rules of incision of oncology surgery

Answer 13

incision flowing tumour margins
avoid touching tumour by hand

Question 14

rules of excision of oncology surgery

Answer 14

early ligation
gentle manipulation
monofilament suture
control haemorrhage
remove enlarged ln

Question 15

rules of closure of oncology surgery

Answer 15

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

Question 16

safety margin definition

Answer 16

to make sure both macroscopic and microscopic tumour cells are resected

Question 17

safety margin width depends on

Answer 17

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

Question 18

tumour for papule/ plaque

Answer 18

any skin tumour

Question 19

tumour for macule/ patch

Answer 19

melanoma, ETCL

Question 20

tumour for cyst/ erosion/ ulcer

Answer 20

sebaceous gland tumour

Question 21

tumour for crust

Answer 21

SCC

Question 22

tumour for seborrhea oleosa

Answer 22

ETCL

Question 23

tumour for fistules, sinus

Answer 23

lymphangioma

Question 24

tumour for pruirtis

Answer 24

mass cell

Question 25

breed predisposition of sebaceous gland tumours

Answer 25

beagle, cocker, dachsund, setter, shih tzu

Question 26

nodular sebaceous hyperplasia

Answer 26

limbs/ trunnk/ eyelid beagle, cocker, poodle

Question 27

sebaceous epithelioma

Answer 27

shi tzus, lhasa aposos

Question 28

sebaceous adenoma

Answer 28

eyelid/ leg

Question 29

sebaceous gland adenocarcinoma

Answer 29

head/ legs cocker

Question 30

therapy of skin tumours

Answer 30

spontaenous healing chemo photodynamic therapy radiotherapy chemotherapy amputation surgery

Question 31

FISS pathogenesis

Answer 31

inflammatory reaction uncontrolled fibroblast and myofibroblast proliferation causing tumour formation

Question 32

risk factors of FISS

Answer 32

multiple vaccines at same site long lasting injection microschips

Question 33

diagnosis of FISS

Answer 33

CT, MRI histology not excisional biopsy

Question 34

ISS Vs non ISS

Answer 34

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

Question 35

treatment of FISS

Answer 35

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

Question 36

prevention of FISS

Answer 36

avoid multiple injections in same site

Question 37

FISS recommendations

Answer 37

avoid intrascapular distal limb better documents type and location of vaccine

Question 38

3-2-1 rule of FISS

Answer 38

- 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