OSA

Question 1

According to Coyle, Biologic Behavior of canine mandibular SCC, what was the percent of cases that developed mets?
A) 72%
B) 33%
C) 14%
D) 58%

Answer 1

D) 58%

Question 2

According to Coyle, Biologic Behavior of canine mandibular SCC, which of the following is false?
A) Grade II/III had 2.4x higher hazard of mets
B) Grade II/III had 2.8x higher hazard of dying
C) Dogs not treated with chemo had 2.6x greater chance of mets
D) Dogs not treated with chemo had a 1.5x greater chance of dying

Answer 2

D) Dogs not treated with chemo had a 2.8x higher hazard of dying.

Question 3

According to Coyle, Biologic Behavior of canine mandibular SCC, surgical treatment alone without chemo or radiation had met rates of ___ and ___ respectively.

Answer 3

28% and 35%

Question 4

According to Farcas, what was the rate of pulmonary metastasis in dogs with OSA of the maxilla, mandible or skull?
A) 6%
B) 15%
C) 25%
D) 33%

Answer 4

6% pulmonary mets, 7.1% LN mets

Local recurrence 50% of mandibles, 90% of maxilla

Rostral location associated with improved survival.

Question 5

According to Selmic, outcome and prognostic factors for OSA in the maxilla, mandible and clavarium, which of the following purebreds is not mentioned?
A) Lab
B) Great Dane
C) Rottie
D) Golden

Answer 5

Dane

OSA of calvarium greater hazard of local recurrence, progression and mets

Increased monocyte counts may be of prognostic value.

Decreased MST with surgery and radiation and radiation alone, improved MST with surgery alone

Question 6

Which of the following breeds was diagnosed with acquired myasthenia gravis due to an oral sarcoma?
A) Sheltie
B) Lab
C) Weimeraner
D) Mastiff

Answer 6

D)

Mass was aggressive with teeth displaced and TR like OSA. Unable to obtain definitive diagnosis, high grade FSA or productive OSA suspected.

Improved with pyridostigmine.