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Flashcards in Head and Neck Deck (54):
1

Basal cell carcinoma of the lip presents more commonly where?

upper lip

2

Imaging to detect medullary cavity invasion

MRI
Proceed with segmental mandibulecotmy

3

Nasopharynx drains to what group of lymph noeds?

V - posterior triangle

4

most common nasopharyngeal malignancy in the pediatric age group

lymphoma

5

most frequently involved site in recurrent respiratory papillomatosis

larynx

6

most common site of laryngeal granulomas

posterior larynx on the arytenoid mucosa

7

Reinke's edema occur where

superficial lamina propria

8

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

right

9

Cervical lymph node: submandibular

Ib

10

Cervical lymph node: jugulodigastric

IIa

11

boundaries of level III nodes

hyoid and cricoid

12

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

oral cavity and lip
Involvement of level III and IV nodes without involvement of level I and II nodes

13

Neck dissection: thyroid cancer

posterolateral: II - V

14

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

Salivary gland - anterior to styloid process
Neurogenic tumors - posterior to styloid process

15

Type of cancer associated with thyroglossal duct cyst

papillary

16

first branchial cleft

EAC, parotid gland

17

second branchial cleft

between ICA and ECA
tonsillar fossa

18

third branchial cleft

posterior to CCA
pyriform sinus

19

most common benign tumor of the salivary glands

pleomorphic adenoma

20

most common malignant epithelial neoplasm of the salivary glands

mucoepidermoid carcinoma

21

most common salivary gland site for stone formation

submandibular gland

22

most commonly injured nerve in rythidectomy

greater auricular nerve
not facial nerve

23

weight of normal thyroid gland

20 grams

24

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

superior thyroid artery

25

aspiration is caused by injury to what nerve?

internal branch of superior laryngeal nerve

26

Von Graefe's sign

lid lag

27

Dalrymple's sign

scleral show

28

Lugol's iodide solution is administered how many days preoperatively

7-10 days
3 drops BID

29

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

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

30

True or false: Plummer's disease is malignant

toxic adenoma is not malignant

31

True or false: Staphylococcus account for majority of acute thyroiditis

Streptococcus

32

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

TPO

33

True or false: Follicular carcinoma can be diagnosed by FNAB

Follicular carcinoma CANNOT be diagnosed by FNAB

34

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

MEN 2B

35

most common branchial cleft anomaly

second: tonsillar fossa

36

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

rupture of ductal system

37

Mucus retention cyst involving the sublingual gland

ranula

38

Treatment for mucus retention cyst, no ulceration, no bleeding

excision

39

Treatment for mucus retention cyst, with ulceration and bleeding

marsupialization

40

Treatment for juvenile nasopharyngeal angiofibroma

angioembolization

41

Ameloblastoma arises from

dental lamina

42

Earliest mutation in head and neck cancers

p53

43

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

surgery is equal to radiotherapy + lymph node dissection

44

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

true

45

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

surgery regardless of lymph node status

46

post-RAI patients will be euthyroid in

2 months

47

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

pyriform sinus fistula

48

Diagnostic test for thyroid nodule with hyperthyroidism

RAI scan

49

Diagnostic test for thyroid nodule with hypothyroidism or euthyroid

FNAB

50

Cut-off for colloid nodule

3 cm

51

Most common malignancy that metastasizes to the thyroid

renal cell carcinoma

52

Thyroid lymphoma

non-Hodgkin B-cell type

53

Precursor of thyroid lymphoma

Hashimoto's thyroiditis

54

Most common location of supernumerary parathyroid glands

thymus