Surgery

Question 1

According to MaClellan, what is the most common intraoperative compications of partial maxillectomy in the removal of tumors in dogs, and what is the percentage?
A) Epistaxis
B) Intraoperative hemorrhage 
C) Hypertension
D) Hypotension

Answer 1

B) intraoperative bleeding 53.7%

A) is correct for short term post-op complications (w/in 48hrs) 51.3%, followed by excessive swelling, facial pawing and difficulty eating.

Question 2

According to MaClellan, which surgical approach was more likely to have intra-op bleeding?
A) Intra-oral alone
B) Dorso-lateral and intra-oral
C) Dorso-lateral alone
D) Dorso-medial and intra-oral

Answer 2

B)

Question 3

According to MacCllelan, which is the most common complication developing within 48hrs to 4 weeks?

A) ONF
B) wound dehiscence
C) lip trauma
D) infection

Answer 3

Lip trauma (13.4%)>ONF>wound dehiscence>infection.

Question 4

According to MacClellan, Blood access should be established prior to surgery particularly in cases of?
A) DL-IO approach
B) Tumors>2cm
C) Caudal location
D) Surgeries including the Orbit

Answer 4

All are correct

Question 5

According to Riggs (JAVMA 2018) regarding treatment for oral, non-tonsillar SCC and FSA in dogs treated surgically and surgically with post-op radiation therapy, which of the following is false?

A) For SCC adjunct radiation appeared to be of benefit.
B) For FSA, radiotherapy was a negative prognostic indicator.
C) Tumor location, size, local LN mets, incomplete excision, underlying bone involvement and radiotherapy were not considered prognostic factors
D) Prognosis was dependent on tumor type

Answer 5

C) is false, they are all prognostic indicators.

D) SCC had longer 1,2 and 3 year survivors

Question 6

According to Riggs (JAVMA 2018) regarding treatment for oral, non-tonsillar SCC and FSA in dogs treated surgically and surgically with post-op radiation therapy, which of the following is True?

A) For both tumors, local recurrence was predominant manifestation of failure.
B) For both tumors, local mets was predominant manifestation of failure.
C) For both tumors, distant mets was predominant manifestation of failure.
D) For both tumors, increased morbidity was predominant manifestation of failure.

Answer 6

A)

Question 7

According to Riggs (JAVMA 2018) regarding treatment for oral, non-tonsillar SCC and FSA in dogs treated surgically and surgically with post-op radiation therapy, which of the following is false?

A) LN mets and incomplete excision were negative prognostic indicators in SCC
B) Female and caudally located tumor were negative prognostic indicators in FSA
C) For FSA, adjunct radiotherapy appeared to be of benefit.
D) For SCC adjunct radiotherapy appeared to be of benefit.

Answer 7

C) is false

Question 8

According to Sarowitz (JSAP 2017), local recurrence rate was highest for?
A) OSA
B) SCC
C) OMM
D) FSA

Answer 8

D) FSA

Question 9

According to Sarowitz (JSAP 2017), distant met rate was highest for?

A) OSA
B) SCC
C) OMM
D) FSA

Answer 9

C) OMM

Question 10

According to Sarowitz (JSAP 2017), what is the order from most prevalent to least prevalent?

A) OSA
B) SCC
C) OMM
D) FSA
E) CAA

Answer 10

CAA > OMM (most malignant) > OSA > SCC > FSA

Question 11

According to Sarowitz (JSAP 2017), which of the following is false?

A) Complete histologic borders, regardless of tumor type was associated with lower risk of recurrence.
B) Tumor Type was not an important prognostic indicator.
C) Caudal maxillary locations higher risk of recurrence despite similar rates of complete excision
D) Prognosis after complete surgical excision were excellent with local recurrence rates less than 5%

Answer 11

B) Tumor type is the most important prognostic factor.

Small tumor size associated with longer DFI

Association between LN metastasis with shorter survival times, biopsy of sentinel LN important