ch. 1 Flashcards
whats the minimun manifestation of cleft palate?
bifid uvula
When do you treat cleft lip?
“rule of 10”
10 weeks, 10 lbs, 10gm% HM
what are the majority of cleft problems?
cleft lip and palate
is clefting found most often in syndromes?
yes
If clefting is found in syndromic what type of case is found?
cleft palate only
what two ethnicities have most congenital defects–clefting? in order
Native americans
Asians
What’s a submucosal palatal cleft?
Bluish midline discoloration (palate fusion) the bone isn’t completely fused. skin is.
what type of syndrome has paramedian lip pits?
van der woude
what are three things involved with van der woude?
cleft lip
cleft palate
paramedian lip pits
what’s the most common form of syndromic clefting?
van der woude
What does ascher syndrome cause?
double lip
Blepharochalasis (eyelid edema)
Non-toxic thyroid enlargement
What is eyelid edema called?
blepharochalasis
whats a fordyce granule?
ectopic sebaceous gland (small yellow granule) on lip or buccal mucosa
how common is a fordyce granule?
very common 80%
who commonly has leukoedema?
african american
What are the steps for testing white tissue that doesn’t rub off and might be leukoedema?
- stretch it, if you can’t see it when stretched
What is leukoedema?
white buccal mucosa, common in africans
What syndrome commonly has micrognathia?
pierre robin syndrome
What most frequently causes macroglossia?
vascular malformation
Muscular hypertrophy
what syndrome always has macroglossia?
downs syndrome
lymphangioma (abnormal lymphatics)
What is characteristic of Beckwith-Wiedmann syndrome?
macroglossia
How is lingual thyroid diagnosed?
Thyroid scan w/ iodine or technetium
Whats the difference in fissure tonge and geographic tongue?
Fissure: huge grooves and ditches in tongue
Geographic:it looks like it moves around, whitish
How can you tell if it’s a sublingual varix?
Blanch it with something clear and see if the color (blood) goes away.
Which side will the mandible deviate to with left coronoid hyperplasia?
Same side. it gets stuck in the zygomatic arch
What side will the mandible deviate to with left condylar hyperplasia?
the opposite side.
What’s a bony protuberance called in the mouth?
exostoses
What’s a torus?
another name for exostoses (bony protuberance)
What’s a locule?
a bubble in the bone
What would a radiolucent bubble below the inferior alveolar canal be?
Stafne defect
what happens with Eagles syndrome?
the ligament on the stylohyoid ligament calcifies (causes vague facial pain, can’t turn head or open mouth)
When would you get Eagles syndrome?
after tonsillectomy the ligament calcifies
What’s a cyst?
Pathologic cavity lined by epithelium, filled with fluid
What’s a pathologic cavity lined by epithelium that is usually filled with fluid?
Developmental cyst
Where do Epstein’s pearls occur?
along the median palatal raphe
Where do Bohn’s nodules occur?
all over the palate, usually by the junction to the soft palate.
What cyst occurs between the lip and ala of the nose?
Nasolabial cyst
Where do “globulomaxillary radiolucencies” occur?
Anterior maxilla
What are the two most common histogical reasons for “globulomaxillary radiolucencies”?
Radicular cysts
Periapical granuloma
(from trauma?)
What’s the most common non-odontogenic cyst of the oral cavity?
Nasopalatine duct cyst (between the incisors)
Where does the nasopalatine duct cyst occur?
between the incisors
What’s a cyst called that’s only in the soft tissue near the incisive papilla?
Cyst of the incisive papilla
What does fluctuant mean?
It will move when pressed
What’s an epidermoid cyst?
Localized inflammation of the hair follicle (acne prone area)
Where do Pilar cysts occur?
On the head (hair follicles)
What is different about the “dermoid cyst” from an epidermoid cyst?
it contains hair follicles, sebaceous glands
Where is a dermoid cyst found?
floor of the mouth.
Where does a thyroglossal duct cyst occur?
anterior neck, where thyroid descended
what color is a lymphoepithelial cyst?
white or yellow
Where are lymphoepithelial cysts found?
ventral tongue
soft palate
What’s branchial cleft cyst? and where’s it found?
cervical lymphoepithelial cyst
Anterior to SCM muscle
What is it called when you get overgrowth of one or more body parts?
Hemi-hyperplasia
What’s it called when you get a smaller half of your face?
Progressive hemifacial atrophy
What can cause “progressive hemifacial atrophy?
Borellia spp.
What is “acrocephalosyndactyly”?
Apert syndrome
What are 2 symptoms of apert syndrome?
downward slant of the eyes
syndactyly (fusion of fingers)
What’s another name for treacher collins syndrome?
Mandibulofacial dysostosis
underdeveloped mandible
What is geographic tongue that presents on the tissue not the tongue?
Erythema migrans
What presents with Pierre Robin syndrome?
Micrognathia
Glossoptosis (downward placement of the tongue)
Cleft palate
