salivary gland 2 Flashcards

1
Q

the majority of salivary galnd neoplasms arise from

A

glandular epithelium

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2
Q

adenoma

A

benign glandular neoplasm

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3
Q

adenocarcinoma

A

malignant glandular neoplams

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4
Q

t/f malignant salivary gland can sometimes mimic benign salivary gland neoplasms

A

true

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5
Q

rules of thumb for salivary gland tumors

A

most commonly parotid gland
the larger the gland, the likely it is to me benign, the smaller the more likely it is to be malignant
minor salivary glands = 50/50 chance

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6
Q

most common benign salivary gland tumor

A

pleiomorphic adenoma

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7
Q

microscopic features of pleiomorphic adenomas

A

CT is variable and may contain cartilage or bone

tumor is encapsulated

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8
Q

warthin tumor

A

papillary cystadeoma lymphomatosum that is located in the parotid
sometimes bilateral, but not at the same time
related to smoking

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9
Q

monomorphic adenoma can be separated into

A

canalicular adenoma and basal cell adenoma

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10
Q

canalicular adenoma is located

A

upper lip only

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11
Q

basal cell adenoma location

A

parotid, and minor salivary glands

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12
Q

tx and prognosis for canalicular and basal cell adenomas

A

surgical excision and good prognosis

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13
Q

most common malignant salivary gland tumor in US

A

mucoepidermoid carcinoma

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14
Q

acinic cell adenocarcinoma

A

malignancy with cells that show serous acinar differentiation

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15
Q

acinic cell adenocarcinoma is usually in which gland

A

parotid

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16
Q

acinic cell adenocarcinoma grow fast or slow

A

slowly and are a low grade malignancy

17
Q

tx for acinic cell adenocarcinoma

A

surgical excision

18
Q

adenoid cystic carcinoma is usually in the

A

minor salivary glands

palate>parotid=submand

19
Q

adenoid cystic carcinoma has a high propensity for

A

neural invasion

20
Q

prognosis sof adenoid cystic carcinoma

A

good short term and poor long term

may metastasize after many years

21
Q

polymorphous low-grade adenocarcinoma occurs mostly in

A

minor salivary glands

22
Q

polymorphous low grade adenocarcinome clinically resembles

A

a benign tumor

23
Q

polymorphous low grade adenocarcinoma has a high propensity for

A

nerual invasion

24
Q

tx and prognosis for polymorphous low grade adenocarcinoma

A

tx - wide surgical excision

prognosis - good