Chapter 11: Salivary Gland Diseases Flashcards
what is another name for a salivary duct cyst?
mucus retention cyst
ranulas are typically associated with rupture of ___
the sublingual gland duct
are polymorphous low-grade adenocarcinomas more common in males or females? older or younger?
F>M
older adults
what are two places you will never see a salivary gland tumor?
gingiva, dorsal tongue
what is another name for a mucocele?
mucus extravasation phenomenon
what are malignant mixed tumors?
tumors that transfer to malignancy
do adenoid cystic carcinomas have early or late recurrence and metastasis?
late
carcinoma ex pleomorphic adenomas are most common in which gland?
major glands (>80% cases)
what percent of cheek minor salivary gland neoplasms are benign? what percent are malignant?
- benign - 50%
- malignant - 50%
what percent of minor salivary gland neoplasms are benign? what percent are malignant?
- benign - 50%
- malignant - 50%
what percent of retromolar pad minor salivary gland neoplasms are benign? what percent are malignant?
- benign - 10%
- malignant - 90%
are pleomorphic adenoma tumors encapsulated?
yes
what are the common locations of polymorphous low-grade adenocarcinomas?
hard and soft palate (65% cases) > upper lip, buccal mucosa
what percent of upper lip minor salivary gland neoplasms are benign? what percent are malignant?
- benign - 80%
- malignant - 20%
what is the clinical presentation of cheilitis glandularis?
- swelling and pain, typically of the lower lip
- eversion of the lip
- red dots indicate duct orifices
- “weeping” mucopurulent secretions often are seen
- middle aged to older males
70-90% of neoplasms in what location are malignant?
sublingual
what are the most common sites of mucoceles?
- lower lip 81%
- floor of mouth (ranula)
- anterior ventral tongue
- buccal mucosa
what is a salivary duct cyst?
epithelial-lined cavity that arises from salivary gland tissue
sialoliths are usually associated with ___ or ___, especially at meal time
pain or swelling
adenomatoid hyperplasia of the minor salivary glands often affect ___
minor glands, often on hard or soft palate
what is the treatment for a ranula?
removal of the feeding sublingual gland and/or marsupialization

salivary duct cyst
patients who are <50 years old with a salivary gland neoplasm on the upper lip most likely have ___
pleomorphic adenoma
___ is a slow growing, painless mass, blue or normal in color, and may be multifocal
canalicular adenoma
what are the infectious causes of sialadenitis?
- viral: mumps
- bacterial

ranula
___ is the most common malignant salivary neoplasm
mucoepidermoid carcinoma

sialolith aka sialolithiasis aka salivary stone

intraosseious mucoepidermoid carcinoma
what percent of acinic cell adenocarcinoma undergo metastasis?
10-15%
what glands are most affected by adenoid cystic carcinomas?
minor gland (50% of cases), palate > parotid, submandibular gland
*most common malignant salivary gland tumor of the submandibular gland
what are some underlying systemic conditions that can cause sialadenosis?
- endocrine disorders: diabetes mellitus, hypothyroidism, pregnancy
- malnutrition: general malnutrition, alcoholism, anorexia nervosa, bulimia
- drugs: anti-hypertensive drugs, psychotropic drugs
what age patient are adenoid cystic carcinomas more common in?
middle aged adults, 30-60yo
whay should you biopsy an adenomatoid hyperplasia of the minor salivary glands?
rule out neoplasm
what is the treatment/management of sjogren’s syndrome?
- manage xerostomia
- sugarless candies and gum, OTC dry mouth products, sialogogues (pilocarpine and cevimeline)
- emphasize oral hygiene, regular dental care
- monitor for lymphoma
what percent of submandibular major salivary gland neoplasms are benign? what percent are malignant?
- benign - 60%
- malignant - 40%
___ is an autoimmune disease mainly affecting salivary and lacrimal glands, and is characterized by dry mouth and dry eyes
sjogren’s syndrome (sicca syndrome)
necrotizing sialometaplasia is frequently found ___, and is __unilatera/bilateral__
- on the palate
- unilateral
what is sialorrhea?
excessive salivation
mucoepidermoid carcinomas affect what gland most commonly? second most?
- parotid gland
- minor glands, most commonly on the palate
what is the etiology of sialoliths?
calcification of salivary secretions within the duct system
treatment of mucoepidermoid carcinoma treatment depends on what?
location, histopathologic grade, and clinical stage
what is the management for xerostomia?
- elimination of alcohol, smoking, caffeine consumption
- drug modification, if possible
- sugarless candies, gum
- oral lubricants (mouthwash, gels, spray)
- prescription: pilocarpine (salagen), cevimeline (evoxac)
___ is the subjective sensation of a dry mouth
xerostomia
oncocytoma:
the prefix onco- is derived from which greek word, and what does it mean?
onkoustai, which means to swell
what are 4 other intraosseous salivary tumors other than intraosseous mucoepidermoid carcinoma?
- adenoid cystic carcinoma
- benign and malignant mixed tumors
- acinic cell adenocarcinoma
- monomorphic adenoma
what population are oncocytomas common in?
older adults (peak 70yo)
what are 3 examples of malignant mixed tumors?
- carcinoma ex pleomorphic adenoma
- carcinosarcoma
- metastasizing mixed tumor
what locations do salivary duct cysts most often occur?
parotid gland, FOM, buccal mucosa, and lips
salivary gland neoplasms in the retromolar area are mostly ___
malignant (90%)
are oncocytomas common?
no they are rare, and represent approx 1% of all salivary tumors
what population is cheilitis glandularis common in?
middle aged to older males

sialolith aka sialolithiasis aka salivary stone
what is the most common malignant salivary gland tumor in children?
mucoepidermoid carcinoma
what is the most common site of acinic cell adenocarcinoma? second and third most common sites?
parotid is the most common site (85% of the cases) > minor glands > submandibular gland
what is the treatment for salivary duct cysts?
surgical excision
what are examples of things that slow or inhibit salivary glow through the duct system that can predispose to the development of calculi?
- mucous plug
- bacterial colonies
- chronic duct blockage phenomena
- normal ductal anatomy (wharton’s duct)
- xerostomia - typically not associated with elevated serum calcium levels

necrotizing sialometaplasia
what is the definiton of sialadenitis?
salivary gland inflammation
what is the treatment of sialorrhea?
- treat the underlying cause
- anticholinergic medications, scopolamine transdermal patch (not for children)
- surgery: relocation of the salivary ducts to tonsillar fossa, tympanic neurectomy
___ is another name for an oncocytoma
oxyphilic adenoma
___ is another term for pleomorphic adenoma
benign mixed tumor
what percent of parotid major salivary gland neoplasms are benign? what percent are malignant?
- benign - 70%
- malignant - 30%
___ is the second most common benign parotid tumor
warthin’s tumor
what are the two typical presentations of salivary gland neoplasms?
- smooth surfaced dome shaped nodule
- an ulcerated mass lesion

chronic sialadenitis
what percent of lower lip minor salivary gland neoplasms are benign? what percent are malignant?
- benign - 40%
- malignant - 60%
what is the general prognosis for people with acinic cell adenocarcinoma?
relatively good prognosis

plunging (cervical) ranula

sialolith aka sialolithiasis aka salivary stones
mucoepidermoid carcinoma tumors in what location are associated with a poorer prognosis than in the parotid gland?
submandibular gland tumors
pleomorphic ademonas make up ___% of parotid tumors (superficial lobe) and ___% of submandibular tumors
- 53-77% of parotid tumors
- 44-68% of submandibular tumors
___ is the most common malignant salivary gland tumor of the submandibular gland?
adenoid cystic carcinoma

mucoele
what percent of palate minor salivary gland neoplasms are benign? what percent are malignant?
- benign - 50%
- malignant - 50%
what is a common location for a sialadenosis?
- mainly in parotid
- hypertrophy of acini
what are some things you would see in a patient with xerostomia?
fissured tongue, increased dental caries, halitosis, “sticky” palate and tongue, fungal infections like candidiasis and angular cheilitis

what is the pathogenesis of intraosseous (central) mucoepidermoid carcinoma?
- ectopic salivary gland tissue that was developmentally entrapped within the jaw
- odontogenic epithelium, mucous metaplasia
is primary sjogrens syndrome associated with other autoimmune diseases? what about secondary sjogren’s syndrome?
- primary SS: no other autoimmune disease
- it’s just dry mouth and dry eyes (aka sicca syndrome)
- secondary SS: associated with other autoimmune diseases
- technically this would be sjogren’s syndrome
what is another name for warthin’s tumor?
papillary cystadenoma lymphomatosum
salivary duct cysts are ___, ___ swellings
bluish (or normal color), soft fluctuant swelling
what is the incidence of salivary neoplasms?
1-6.5 cases per 100,000 people
patients who are >60 years old with a salivary gland neoplasm on the upper lip most likely have ___
canalicular adenoma
an oncocytoma is a ___ tumor composed of large epithelial cells known as ___
- benign salivary gland tumor
- oncocytes
___ is the most common site for minor salivary gland neoplasm (50%), especially in what location?
- palate
- especially posterior lateral hard or soft palate
what are the non-infectious causes of sialadenitis?
- sjogren syndrome
- sarcoidosis, granulomatous inflammation
- radiation induced
- recent surgery
- allergic reaction
- obstruction of the salivary duct
what is the prognosis for patients with intraosseious mucoepidermoid carcinoma?
90% survival
mucoceles of the ___ region are distinctly unusual, and most will prove to be ___
- retromolar region
- mucoepidermoid carcinoma
what other autoimmune diseases are associated with secondary sjogren’s syndrome?
rheumatoid arthritis, SLE

mucocele
80-90% of sjogren’s syndrome cases affect males or females?
females
what are anesthesia mumps?
- rare complication after general anesthesia
- swelling of parotid or submandibular glands after surgery
- spontaneously resolving in hours or in a few days
does sialadenitis have an infectious or non-infectious etiology?
can be either
what is the definition of a sialolith?
calcifications developed in a salivary duct
what is the definition of a neoplasm?
new growth with unlimited growth potential
neoplasm can also be called a tumor
mucoceles are the result of spillage of ___ into the soft tissues due to rupture of ___, usually caused by ___
- mucin
- salivary gland duct
- trauma
polymorphous low-grade adenocarcinomas and pleomorphic adenomas exhibit different ___
growth patterns histologically
what are 4 common benign salivary gland neoplasms?
- canalicular adenoma
- pleomorphic adenoma
- warthin tumor (papillar cystadenoma lymphomatosum)
- oncocytoma
carcinosarcoma has what two components?
carcinomatous and sarcomatous components
what is the treatment for sialoliths?
gentle massage, increase fluid intake, moist heat, sialogogue, surgery
canalicular adenoma is a type of ___ adenoma
monomorphic
what are predisposing factors for necrotizing sialometaplasia?
traumatic injuries, dental injections, ill-fitting dentures, upper respiratory infections, adjacent tumors, previous surgery
polymorphous low-grade adenocarcinomas occur almost exclusively in which glands?
minor glands
what age group is canalicular adenoma more common in? male or female prevalence?
older age group, 70s, slight female predominance
pleomorphic adenomas show a mixture of ___ and ___ cells
- ductal and myoepithelial cells
- remarkable microscopic diversity accounts for the name
prognosis of mucoepidermoid carcinoma depends on what?
grade and stage
what percent of sublingual major salivary gland neoplasms are benign? what percent are malignant?
- benign - 30%
- malignant - 70%
how are sialoliths diagnosed?
radiograph, sialography, ultrasound, CT
what are the most common sites of salivary neoplasms?
- parotid gland (64-80% of all cases)
- minor glands (9-23%)
- submandibular
- sublingual <1%
what is the most common neoplasm?
pleomorphic adenoma (benign)
what is marsupialization?
(exteriorization) entails removal of the roof of the intraoral lesion
what are other names for a sialolith?
sialolithiasis (multiple) and salivary stones
what is the presentation of necrotizing sialometaplasia?
non-ulcerated swelling, pain, and parasthesia → necrotic tissue sloughs out, ulcer → heals in 5-6 weeks
what type of carcinoma is slow-growing, widely infiltrative, and has a tendency for perineural spread?
adenoid cystic carcinoma
___ is a locally destructive inflammatory condition of the salivary glands, believed to be due to ischemia
necrotizing sialometaplasia

sialolith aka sialolithiasis aka salivary stone
the incidence of mumps decreases due to ___
MMR vaccine
___ infection primarily affect the salivary glands, causing mumps
paramyxovirus
what is the ocular staining score using as a diagnostic criteria for sjogrens syndrome?
sum of fluorescein staining of cornea (0-6) and lissamine green staining of both nasal and temporal bulbar conjuntiva (0-3)
___ is a mucocele in the floor of the mouth, usually located ___
- ranula
- lateral to the midline
what is the swollen granular cytoplasm of oncocytes due to?
excessive accumulation of mitochondria
is a mucocele a neoplastic or non-neoplastic salivary gland condition?
non-neoplastic
___ is the most common salivary neoplasm (benign OR malignant)
pleomorphic adenoma
*there are often “weeping” mucopurulent secretions

cheilitis glandularis
clinical mucoceles of the upper lip are more likely to be a ___ tumor
salivary gland
what locations do canalicular adenomas commonly occur?
- upper lip - 75% (only pleomorphic adenoma is found more commonly in the upper lip; canalicular adenoma is second most common)
- buccal mucosa
- exclusively in minor glands
where are warthin’s tumors commonly found?
almost exclusively in the parotid gland, may occur bilaterally
what is the clinical presentation of sialadenosis?
- parotid swelling
- usually slowly evolving
- usually bilateral
- +/- pain
___ is a localized, sessile painless swelling that mimics a neoplasm, defined as hyperplasia and/or hypertrophy of the normal gland
adenomatoid hyperplasia of the minor salivary glands
where are sialoliths most common?
- submandibular gland, upper lip, buccal mucosa
- long and tortuous (curvy) duct with thick secretions
what is the diagnostic criteria for primary sjogren’s syndrome?
must have 2/3 of these be positive to be sjogren’s syndrome
- positive serum anti-SSA and/or anti-SSB (or positive RF and ANA titer >/= 1:320)
- ocular staining score >/= 3
- presence of focal lymphocytic sialadenitis with a focus score >/= 1 focus/4mm2 in labial salivary gland biopsy samples
is xerostomia common? what % of older adults is it seen in?
yes, and it is seen in 25% of older adults
what are 8 common causes of xerostomia?
- medications
- caffeine/alcohol
- smoking
- radiation therapy to head and neck
- sjogren’s syndrome
- diabetes mellitus
- sarcoidosis
- surgery of salivary glands
___ is a non-inflammatory asymptomatic salivary gland enlargement
sialadenosis (sialosis)
salivary gland neoplasms in the upper lip are mostly ___, while salivary gland neoplasms in the lower lip are mostly ___
- benign
- malignant
what age patient is instraosseious mucoepidermoid carcinoma most common in? more common in the maxilla or mandible? what specific location is most common?
- middle aged adults
- mandible > maxilla
- molar-ramus region
what is criteria used to exclude sjogren’s syndrome?
- past head and neck radiation treatment
- hepatitis C infection
- acquired immunodeficiency syndrome (AIDS)
- preexisting lymphoma
- sarcoidosis
- graft-versus-host-disease (GVHD)
- use of anticholinergic drugs
what is the histology of cheilitis glandularis?
chronic sialadenitis and ductal dilation
what percent of tongue minor salivary gland neoplasms are benign? what percent are malignant?
- benign - 15%
- malignant - 85%
salivary duct cysts occur mostly in what population?
adults
necrotizing sialometaplasia mimics ___ clinically and histologically
malignancy (except for too acute onset)
what is another name for mumps?
epidemic parotitis
what are 11 salivary gland non-neoplastic conditions?
- mucocele, ranula
- salivary duct cyst
- sialolith
- sialadenitis
- sialadenosis
- adenomatoid hyperplasia of the minor glands
- necrotizing sialometaplasia
- cheilitis glandularis
- sialorrhea
- xerostomia
- sjogren’s syndrome
what are 5 malignant salivary neoplasms?
- mucoepidermoid carcinoma
- acinic cell adenocarcinoma
- adenoid cystic carcinoma
- polymorphous low-grade adenocarcinoma (terminal duct adenocarcinoma)
- malignant mixed tumor
what can happen if a pleomorphic adenoma is untreated?
it can grow to grotesque proportions if untreated
___ is a low-grade malignant neoplasm showing serous acinar differentiation
acinic cell adenocarcinoma

canalicular adenoma
what is the survival rate for a person with acinic cell adenocarcinoma?
80-94%
what is the female to male ratio of the prevalence of acinic cell adenocarcinoma?
F:M
2:1
what is another name for sjogren’s syndrome?
sicca syndrome
what is another name for polymorphous low-grade adenocarcinoma?
terminal duct carcinoma
what is the cause of cheilitis glandularis?
unknown, but possibly due to sun damage, tobacco, syphilis, poor hygiene, heredity
what is the pathogenesis of adenomatoid hyperplasia of the minor salivary glands?
unknown, possibly trauma
salivary gland neoplasms are more common in the upper or lower lip?
upper lip
what is the survival rate for high-grade mucoepidermoid carcinoma?
30-54% survival rate
what are the common locations of oncocytomas?
occur mainly in major glands, mostly parotid (85-90%)
why should you biopsy necrotizing sialometaplasia
to rule out possible malignancy
in addition to salivary glands, oncocytes have been identified in a number of other organs, including what?
thyroid, parathyroid, and kidney
carcinoma ex pleomorphic adenoma includes malignant transformation of which cells?
epithelial cells

mucocele
what are some things that sialorrhea is caused by?
- local irritations: ex. aphthous ulcers, ill-fitting dentures
- GERD
- rabies, heavy metal poisoning
- medications: lithium, cholinergic agonists
- idiopathic paroxysmal sialorrhea
- drooling: down syndrome, neurological disorder, ex. cerebral palsy
___ is a mass present for many years but a recent rapid growth with pain or ulceration, is most common in major glands, and involves malignant transformation of epithelial cells
carcinoma ex pleomorphic adenoma
what is the most common malignant neoplasm?
mucoepidermoid carcinoma
what is the survival rate for low-grade mucoepidermoid carcinoma?
90-95% survival
salivary duct cysts occur in ___ and ___ glands, and there can be ___
major and minor glands, and there can be multiple cysts
___ is swelling and eversion of the lower lip as a result of hypertrophy and inflammation of the minor salivary glands
cheilitis glandularis
top photo is from the submandibular gland, lower photo is from the parotid gland (stenson’s duct)

sialadenitis
what are sjogren’s syndrome patients at increased risk for?
- lymphoma (40x)
- marginal zone lymphoma (MALT lymphoma)
what is the treatment of mucoceles?
- surgical excision, remove with the adjacent minor salivary gland
- submit to pathology
what is the local recurrence of acinic cell adenocarcinoma?
1/3
what is the 5 year survival rate for adenoid cystic carcinoma? 20 year survival rate?
- 5-year: 70%
- 20-year: 20%
mumps is diagnosed based on what?
- clinical findings
- viral culture
- serological tests
what are 3 complications associated with xerostomia?
- candidiasis
- prone to cervical and root caries
- alteration of taste
adenoid cystic carcinoma is associated with pain and paralysis of which nerve?
facial nerve
anything that slows or inhibits salivary flow through the duct system may predispose to the development of ___
calculi
is acinic cell adenocarcinoma associated with pain? is it fast or slow growing?
- or - pain
- slow growing mass

necrotizing sialometaplasia
what is another name for sialadenosis?
sialosis

sialadenosis
what are complications that arise from mumps?
- epididymorchitis in males
- oophoritis
- mastitis in females
what population is warthin’s tumor most common in?
60-70 yo, male predominance (10:1), increasing incidence in females in recent studies (possibly due to smoking)
smokers have 8x increased risk
mucocele’s are common in what populations?
children and young adults

sialolith aka sialolithiasis aka salivary stone