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Surgery > Head and Neck > Flashcards

Head and Neck Flashcards

1
Q

Basal cell carcinoma of the lip presents more commonly where?

A

upper lip

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2
Q

Imaging to detect medullary cavity invasion

A

MRI

Proceed with segmental mandibulecotmy

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3
Q

Nasopharynx drains to what group of lymph noeds?

A

V - posterior triangle

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4
Q

most common nasopharyngeal malignancy in the pediatric age group

A

lymphoma

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5
Q

most frequently involved site in recurrent respiratory papillomatosis

A

larynx

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6
Q

most common site of laryngeal granulomas

A

posterior larynx on the arytenoid mucosa

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7
Q

Reinke’s edema occur where

A

superficial lamina propria

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8
Q

Which vocal cord is more affected if anterior surgical approaches to the cervical spine are performed?

A

right

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9
Q

Cervical lymph node: submandibular

A

Ib

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10
Q

Cervical lymph node: jugulodigastric

A

IIa

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11
Q

boundaries of level III nodes

A

hyoid and cricoid

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12
Q

skip metastases occur with what kind of head and neck cancers?

A

oral cavity and lip

Involvement of level III and IV nodes without involvement of level I and II nodes

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13
Q

Neck dissection: thyroid cancer

A

posterolateral: II - V

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14
Q

Majority of the tumors of the parapharyngeal space arise anterior or posterior to the styloid process?

A

Salivary gland - anterior to styloid process

Neurogenic tumors - posterior to styloid process

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15
Q

Type of cancer associated with thyroglossal duct cyst

A

papillary

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16
Q

first branchial cleft

A

EAC, parotid gland

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17
Q

second branchial cleft

A

between ICA and ECA

tonsillar fossa

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18
Q

third branchial cleft

A

posterior to CCA

pyriform sinus

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19
Q

most common benign tumor of the salivary glands

A

pleomorphic adenoma

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20
Q

most common malignant epithelial neoplasm of the salivary glands

A

mucoepidermoid carcinoma

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21
Q

most common salivary gland site for stone formation

A

submandibular gland

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22
Q

most commonly injured nerve in rythidectomy

A

greater auricular nerve

not facial nerve

23
Q

weight of normal thyroid gland

A

20 grams

24
Q

loop of Galen may be injured when dissecting or ligating the __ thyroid artery

A

superior thyroid artery

25
Q

aspiration is caused by injury to what nerve?

A

internal branch of superior laryngeal nerve

26
Q

Von Graefe’s sign

A

lid lag

27
Q

Dalrymple’s sign

A

scleral show

28
Q

Lugol’s iodide solution is administered how many days preoperatively

A

7-10 days

3 drops BID

29
Q

most patients on antithyroid drugs have improved symptoms in _ weeks and become euthyroid in _ weeks

A

most patients on antithyroid drugs have improved symptoms in TWO weeks and become euthyroid in SIX weeks

30
Q

True or false: Plummer’s disease is malignant

A

toxic adenoma is not malignant

31
Q

True or false: Staphylococcus account for majority of acute thyroiditis

A

Streptococcus

32
Q

Majority of antibodies in chronic thyroiditis
A. Tg
B. TPO
C. TSH-R

A

TPO

33
Q

True or false: Follicular carcinoma can be diagnosed by FNAB

A

Follicular carcinoma CANNOT be diagnosed by FNAB

34
Q

Which has worse prognosis for MTC: MEN 2A or 2B?

A

MEN 2B

35
Q

most common branchial cleft anomaly

A

second: tonsillar fossa

36
Q

True or false: mucus retention cyst are due to ductal obstruction

A

rupture of ductal system

37
Q

Mucus retention cyst involving the sublingual gland

A

ranula

38
Q

Treatment for mucus retention cyst, no ulceration, no bleeding

A

excision

39
Q

Treatment for mucus retention cyst, with ulceration and bleeding

A

marsupialization

40
Q

Treatment for juvenile nasopharyngeal angiofibroma

A

angioembolization

41
Q

Ameloblastoma arises from

A

dental lamina

42
Q

Earliest mutation in head and neck cancers

A

p53

43
Q

True or false: for early cancers of base of tongue, surgery is superior to radiotherapy + lymph node dissection

A

surgery is equal to radiotherapy + lymph node dissection

44
Q

True or false: in supraglottic and glottic cancers, surgery may not be done in early stages

A

true

45
Q

True or false: in subglottic cancers, surgery may not be done in early stages

A

surgery regardless of lymph node status

46
Q

post-RAI patients will be euthyroid in

A

2 months

47
Q

True or false: in recurrent acute thyroiditis, tonsillar fistula is suspected

A

pyriform sinus fistula

48
Q

Diagnostic test for thyroid nodule with hyperthyroidism

A

RAI scan

49
Q

Diagnostic test for thyroid nodule with hypothyroidism or euthyroid

A

FNAB

50
Q

Cut-off for colloid nodule

A

3 cm

51
Q

Most common malignancy that metastasizes to the thyroid

A

renal cell carcinoma

52
Q

Thyroid lymphoma

A

non-Hodgkin B-cell type

53
Q

Precursor of thyroid lymphoma

A

Hashimoto’s thyroiditis

54
Q

Most common location of supernumerary parathyroid glands

A

thymus

Surgery (17 decks)

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