Salivary Glands

Question 1

Extravasation of fluid into the surrounding tissue after s traumatic break into the continuity of minor salivary gland

Answer 1

Mucus extravasation cyst- mucocele

Question 2

Common site of mucus extravasation cyst

Answer 2

Lower lip
Painless smooth surface may be bluish

Question 3

Obstructed duct opening that cannot accomodate the exit of saliva produced leading to ductal dilation and surface swelling

Answer 3

Mucus retention cyst - mucocele

Question 4

Ranula

Answer 4

Mucocele occuring floor of the mouth
Lateral to midline

Question 5

Cervical ranula

Answer 5

Spilled nucin dissects through the myolohyoid muscle

Question 6

Most common gland affected in ranula

Answer 6

Sublingual gland

Question 7

Stone within the salivary gland

Answer 7

Sialolith

Sialolithiasis

Question 8

Sialolith commonly occurs in

Answer 8

Submandibular gland

Question 9

Locally destructive inflammatory condition of the SG, asymptomatic, necrotic, ulcerated area on the palate due to ischemia of minor SG, asa result of LA

Answer 9

Necrotizing sialometaplasia

Question 10

Causative agent of mumps

Answer 10

Paramyxovirus

Question 11

Benign asymptomatic enlargement of the SG or lacrimal gland commonly found in 50 yrs old females, infiltration of lymphocytes in myoepithelial islands

Answer 11

Mikulicz disease
Benign lymphoepithelial lesion
igG4 related disease

Question 12

Autoimmune schronic systemic disorder results in xerostomia and keratoconjuctivitis sicca

Answer 12

Sjogrens syndrome

Question 13

Secondary form of sjogrens syndrome

Answer 13

Xerostomia
Keratoconjuctivitis sicca
Autoimmune disorder - SLE rheumatoid arthritis

Question 14

Sialography in sjogren syndrome

Answer 14

Fruit laden
Branch less
Cherry blossom appearance

Question 15

Multi system disorder abnormal masses or nodules called granuloma in certain organs of the body, non tender smooth swelling if SG involved, bilateral parotid gland involved mimics sjogren syndrome

Answer 15

Sarcoidosis

Question 16

Intraoral presentation of sarcoidosis

Answer 16

Submucosal mass
Granularity or ulceration
Gingiva and lips affected

Question 17

Most common SG tumor

Answer 17

Pleomorphic adenoma

Question 18

Features of pleomorphic adenoma

Answer 18

EO- parotid 85%
IO - post palate minor SG

Superficial lobe, swellings overlaying the mand ramus
3-4% will be malignant- CA ex pleomorphic adenoma

Question 19

Basal cell adenoma locations

Answer 19

Parotid most common
Minor SG- upper lip and buccal mucosa

Question 20

Common sites involving canalicular adenoma

Answer 20

Upper lip
Buccal mucosa
Involves Minor SG

Question 21

Benign neoplasm in parotid gland, glandular cystic tumor lined by a bilayered - inner columnar oncocytic and outrr basal epi with lymphoid stroma

Answer 21

Warthins tumor
Papillary cystadenoma lymphomatosum

Question 22

Swiss cheese pattern on histology

Answer 22

Adenoid cystic carcinoma
40-45% minor SG
Parotid and submandibular
Cribriform, tubular, solid
Perinueral invasion
Pain
Lungs bone brain involved

Question 23

Most common malignant tumor

Answer 23

Mucoepidermoid carcinoma

Question 24

Mucoepidermoid carcinoma found in

Answer 24

Parotid glands - asymptomatic swelling
Palate
Mucous and epidermoid cells

Question 25

Polymorphous low grade adenocarcinoma

Answer 25

Second most common malignancy in minor SG Palate Lip Buccal mucosa

Question 26

Which tumor develops from eipthelial components of a preexisting pleomorphic adenoma

Answer 26

Malignant mixed tumors