Path

Question 1

4 benign, non-odontogenic giant cell lesions

Answer 1

1) hyperparathyroidism (browns tumor)
2) chrubism
3) aneurysmal bone cyst
4) central and peripheral giant cell lesions

Question 2

3 langerhans cell diseases (benign, non-odontogenic tumors)

Answer 2

1) unifocal (eosinophilic granuloma)
2) multifocal unisystem (Hand Schuller Christian)
3) multifocal multisystem (Letterer - Siwe)

Question 3

3 benign, non odontogenic fibre-osseous diseases

Answer 3

1) cemento-osseous lesions (COD, FCOD)
2) fibrous dysplasia
3) ossifying fibroma

Question 4

3 benign non odontogenic neurogenic tumors

Answer 4

1) schwannoma (neurilemmoma)
2) neurofibroma
3) melanotic neuroectodermal tumor of infancy

Question 5

2 benign non-odontogenic osteo diseases

Answer 5

1) osteoid osteoma

2) osteoblastoma

Question 6

3 random other benign non odontogenic tumors

Answer 6

1) osteoma
2) desmoplastic fibroma
3) chondroma

Question 7

3 malignant non odontogenic bone tumors

Answer 7

1) osteosarcoma
2) Ewing sarcoma
3) fibrosarcoma of bone

Question 8

malignant non odontogenic tumor of cartilage

Answer 8

chondrosarcoma

Question 9

3 malignant non odontogenic hematopoietic tumors

Answer 9

1) malignant fibrous histiocytoma
2) burrito lymphoma
3) multiple myeloma

Question 10

malignant non odontogenic tumor of nerves

Answer 10

malignant peripheral nerve sheath tumors

Question 11

two malignant types of non odontogenic tumors

Answer 11

1) post radiation sarcoma

2) metastatic carcinoma

Question 12

5 types of benign epithelial odontogenic tumors

Answer 12

1) ameloblastoma
2) adenomatoid odontogenic tumor (AOT)
3) Squamous odontogenic tumor
4) KOT
5) Pinborg tumor - calcifying epithelial odontogenic tumor (CEOT)

Question 13

4 types of benign odontogenic tumors from mesenchymal tissue

Answer 13

1) odontogenic myxoma and fibromyxoma
2) odontogenic fibroma
3) cementoblastoma
4) central granular cell odontogenic tumor (CGCOT)

Question 14

4 types of benign odontogenic tumors of mixed tissue

Answer 14

1) ameloblastic fibroma
2) ameloblastic fibro-odontoma
3) odontoma
4) calcifying cystic odontogenic tumor (Gorlin cyst)

Question 15

5 types of malignant odontogenic tumors of epithelial tissue

Answer 15

1) primary intraosseous odontogenic carcinoma (PIOC)
2) ameloblastic carcinoma
3) metastasizing ameloblastoma
4) clear cell odontogenic tumor
5) ghost cell odontogenic carcinoma

Question 16

name one malignant odontogenic tumor from mixed tissue

Answer 16

ameloblastic fibrosarcoma

Question 17

2 inflammatory odontogenic cysts

Answer 17

1) periodical cyst (teeth are non vital)

2) paradental cyst (teeth are vital)

Question 18

7 developmentl odontogenic cysts

Answer 18

1) primordial cyst
2) dentigerous cyst
3) gingival cyst of infants
4) gingival cyst of adults
5) glandular odontogenic cyst
6) OKC
7) calcifying cystic odontogenic tumor

Question 19

2 non odontogenic developmental cysts

Answer 19

1) nasopalatine duct cyst

2) medan palatal fissure cyst

Question 20

two other non inflammatory and non developmental odontogenic cysts

Answer 20

1) simple idiopathic bone cavity

2) mucous retention cyst

Question 21

cystic lesion of minor salivary gland

Answer 21

mucocele - local excision, recurrence is d/t inadequate removal of underlying salivary glands

Question 22

cystic lesion of sublingual gland

Answer 22

ranula or plunging ranula - marsupialization (high recurrence) or excision of sublingual gland

Question 23

cystic lesion of parotid gland

Answer 23

lymphoepithelial cyst - cause is unknown but associated with HIV and sjogrens syndrome. tx - control HIV, superficial parotidectomy is cosmetically disfiguring

Question 24

inflammation of the salivary gland is called:

Answer 24

sialadenitis

Question 25

etiology of sialadenitis includes 4 things

Answer 25

1) decreased salivary flow (obstruction by sialolith)
2) decreased salivary production (malnutrition, dehydration, alcoholism)
3) congenital malformation of duct
4) infection (bacterial, viral, fungal, mycobacterial, parasitis) or AI (sarcoidosis, sjogrens)

Question 26

5 causes of AI sialadenitis

Answer 26

1) scleroderma
2) dermatomyositis
3) polymyositis
4) SLE
5) sjogre’s syndrome

Question 27

5 causes of infectious sialadenitis

Answer 27

1) bacterial - staph or strep, tx with abs, sialogoges, hydration
2) mycobacterial - mycobacterium kansasii, mycobacterium avian intracellular
3) viral - cytomegalovirus, mumps (paramyxovirus), HIV
4) parasitis - echinocactus granulassi (pt from india)

Question 28

5 types of benign salivary gland tumors

Answer 28

1) pleomorphic adenoma (mixed tumor)
2) papillary cyst adenoma lymphomatous (warthin tumor)
3) monomorphic adenoma (6 subtypes)
4) myoepithelioma
5) ductal papilloma (3 histologic subtypes = inverted duct, intraductal papilloma, sialadenoma papilliferum) - excision

Question 29

6 subtypes of monomorphic adenoma

Answer 29

1) canalicular
2) basal cell
3) oncocytoma
4) sebaceous
5) glycogen rich
6) clear cell adenoma

Question 30

7 malignant salivary gland tumors

Answer 30

1) mucoepidermoid carcinoma
2) adenoid cystic carcinoma
3) acinic cell adenocarcinoma
4) polymorphous low grade adenocarcinoma
5) carcinoma ex pleomorphic adenoma
6) epithelial my-epithelial carcinoma
7) adenocarcinoma not otherwise specified (NOS)

Question 31

three salivary gland tumors with perineurial invasion

Answer 31

1) polymorphous low grade adenocarcinoma
2) adenoid cystic carcinoma
3) mucoepidermoid carcinoma

Question 32

two salivary gland tumors with perineurial spread

Answer 32

1) adenoid cystic carcinoma

2) high grade mucoepidermoid carcinoma

Question 33

5 low grade malignant salivary tumors

Answer 33

1) low grade mucoep
2) actinic cell adenocarcinoma
3) adenoid cystic carcinoma
4) PLGA
5) basal cell adenocarcinoma

Question 34

5 high grade malignant tumors

Answer 34

1) high grade mucoepidermoid carcinoma
2) SCC
3) adenocarcinoma
4) malignant mixed tumor
5) malignant oncocytoma

Question 35

level I neck dissection boundaries

Answer 35

• anterior: anterior belly of digastric
• posterior: stylohyoid muscle
• superior: mandible
• inferior: hyoid bone

Question 36

level II neck dissection boundaries

Answer 36

• anterior: stylohyoid muscle
• posterior: posterior border of SCM
• superior: skull base
• inferior: hyoid bone

Question 37

level III neck dissection boundaries

Answer 37

• anterior: sternohyoid muscle
• posterior: posterior border of SCM
• superior: hyoid bone
• inferior: inferior border of cricoid cartilage

Question 38

level IV neck dissection boundaries

Answer 38

• anterior: sternohyoid muscle
• posterior: posterior border of SCM
• superior: inferior border of cricoid cartilage
• inferior: clavicle

Question 39

level V neck dissection boundaries

Answer 39

• anterior: posterior border of SCM
• posterior: anterior trapezius
• superior: apex created by SCM and trapezius
• inferior: clavicle

Question 40

level VI neck dissection boundaries

Answer 40

• anterior: n/a
• posterior: carotid artery
• superior: hyoid bone
• inferior: suprasternal notch

Question 41

6 indications for adjuvant radiation +/- chemo for SCC

Answer 41

1) extra capsular nodal spread and or positive margins (requires chemo-radiation)
2) T3 or T4 primary
3) N2 or N3 nodal disease
4) nodal disease in levels IV or V
5) perineurial invasion
6) vascular embolism

Question 42

7 subtypes of BCC

Answer 42

1) nodular (79%)
2) superficial
3) morpheaform
4) micro nodular
5) cystic
6) basosquamous
7) fibroepithelioma of Pinkus

Question 43

4 subtypes of melanoma

Answer 43

1) superficial spreading (most common)
2) acral lentiginous (palm/soles, more common in black ppl, Hutchinson sign = pigmentation of proximal nail fold)
3) lentigo maligna melanoma (least common but most common type on face or sun exposed area, seen in older pts)
4) nodular melanoma (2nd most common type, raised blue black red papule or nodule, no radial growth stage and doesn’t follow ABCD rule)