Exam 1 Flashcards
an area of color change w/NO elevation or depression of the surface
macule
a macule over 2cm in diameter
patch
solid, elevated lesion <0.5cm
papule
solid elevated lesion >0.5 cm
nodule
a slightly elevated lesion of any surface area
plaque
complete loss of surface epithelium
ulcer
superficial loss of the surface epithelium
erosion
flat pinpoint areas of hemorrhage
petechiae
area of hemorrhage that is <1cm
purpura
area of hemorrhage >1cm
ecchymosis
commisural lip pits occur in what percent of the population
12-20%
redundant fold of tissue on the mucosal side of the lip
double lip
ectopic sebaceous glands that occur on the oral mucosa
fordyce granules
most common locations of fordyce granules
buccal mucosa
lip vermilion
fluid accumulation w/in the epithelial cells of the spinous layer
leukoedema
which condition uses orthodontic care to manage collapsed dental arches
microglossia
5 syndromes assoc. w/macroglossia
Down Syndrome Beckwith-Widemann syndrome vascular malformations lymphangioma amyloidosis hypothyroidism
abbreviated/absent lingual frenum
ankyloglossia
mass develops in foramen cecum area
lingual thyroid
leukoedema occurs where?
buccal mucosa, bilateral
fissured tongue are seen in what percent of population? what percent of older adults?
5%, 30%
coated tongue/hairy tongue is a result from what?
increased production/decreased removal of keratin
coated tongue/hair tongue is associated with what habit?
smoking
abnormally dilated and tortuous veins
varix
common sites of varix? (5)
ventral/lateral tongue
buccal/labial mucosa
lip vermillion
main arterial branch extends superficially w/out reduction in its diameter?
Caliber-Persistent Artery
Caliber-Persistent Artery occurs where?
lip mucosa
upper > lower
What color is caliber-persistent artery?
normal to bluish
prevalence of fordyce granules?
80% of population
most common non-odontogenic development cyst of the jaws
incisive canal
development cyst w/elevation of the ala of the nose
nasiolabial cyst
most common location of dermoid cyst
floor of the mouth
small epidermoid cysts
milia
internal resorption is from
pulpal cells
external resorption
PDL cells
benign bony protruberances
exostoses
common exostoses? (3)
buccal exostoses
torus palatinus
torus mandibularis
Stafne defect aka
lingual md salivary gland depression
describe stafne defect on radiograph
well-demarcated radiolucency below md canal , posterior mandible
location of nasolabial cyst (4)
upper lip,
lateral to midline, nasiolabial grove 10% bilateral
histopathology (4) of nasiolabial cyst
variable
pseudostratified ciliated columnar epithelium
cuboidal epithelium
squamous metaplasia
treatment of nasolabial cyst
biopsy, surgical removal
demographics of nasolabial cyst
adults
3:1 Fto M
demographics of stafne cyst
adults; male predilection
rare soft tissue cyst; no radiographic changes
nasolabial cyst
what does the incisive canal develop from?
epithelial remants of nasopalatine duct
incisive canal cyst histopathology (4)
highly variable cyst lining
- flattened cuboidal -* pseudostratified columanr
- stratified squamous epithelium
incisive canal cyst wall contains
contents of the incisive neurovascular bundle
Epidermoid Cyst affect where? (3)
facial skin, neck, back
Epidermoid Cyst Histopathology
cystic lining that resembles the epidermis w/production of orthokeratin
small epidermoid cysts
milia
milia occur where
periorbital region
what is lined by epidermis like epithelium?
dermoid cyst
most commonly occur as fluctuant swelling midline floor of mouth?
dermoid cyst
thyroglossal duct cyst occurs where?
midline from the f. cecum to suprasternal notch
what procedure is used to combat the high recurrence rate of the thyroglossal duct cyst?
Sistrunk procedure
Histopathology of the thyroglossal duct cyst
columnar/stratified squamous epithelium w/thyroid tissue in cyst wall
fluctant swelling of upper lateral neck?
branchial cleft cyst
Histopathology of branchial cleft cyst
stratified squamous epithelium w/lymphoid tissue in cyst wall
oral lymphoepithelial cyst occurs where? 3
floor of mouth
ventro-lateral tongue
tonsillar pillar
oral lymphoepithelial cyst histopathology
stratified squamous epithelium w/lymphoid tissue in cyst wall
incomplete/defective enamel formation
enamel hypoplasia
cupped out depression of occlusal surfaces or cusp tips
erosion
opalescent teeth
dentinogenesis imperfecta
what is the mode of inheritance for dentin dysplasia
autosomal dominant
Type 1 Dentin Dysplasia (3)
- rootless teeth
- obliteration of pulp
- periapical radiolucencies
Type II Coronal Dentin Dysplasia (2)
enlarged pulps w/”thistle tube” appearance
pulp stones
strong association w/Paget’s Disease
hypercementosis
dens invaginatus most commonly affects the
maxillary lateral incisor
extra cusp in central developmental groove
dens evaginatus
teeth may appear pink due to what condition ?
internal resorption
three divisions of AI
hypoplastic
hypomaturation
hypocalcified
if NUG spreads to adjacent soft tissue?
necrotizing ulcerative mucositis
necrotizing stomatitis
if NUG extends to mucosa to cutaneous surface of face?
noma
cancrum oris
what conditions are associated with desquamative gingivits? (3)
erosive lichen planus
mucous membrane pemphigoid
pemphigus vulgaris
pt managment of desquamative gingivitis?
incisional biopsy
drugs that can cause drug-related gingival hyperplasia
Phenytoin (Dilantin)
Nifedipine
Calcium Channel-blocking agents
Cylosporin
abnormal growth of gingival tissues secondary to use of a systemic medication
drug-related gingival hyperplasia
slowly progressive collagenous overgrowth of the gingiva
gingival fibromatosis
what findings are sometimes observed with gingival fibromatosis (3)
hypertrichosis
epilepsy
mental retardation
accelerated periodontitis, due to defects in neutrophil function
Papillon-Lefevre syndrome
palmar-plantar keratosis is associated with
papillon-lefevre syndrome
superficial infection of the skin: BOARD TQ
impetigo
impetigo is caused by (2)
staphylococcus aureus
streptococcus pyogenes
what is tonsillolithiasis
calcified structures that dev. in enlarged tonsillar crypts
convoluted crypts filled with desquamated cells, foreign debris, and bacteria
tonsillar concretions
primary and secondary lesions of syphilis show
intense plasmacytic infiltrate
tertiary (gumma) syphilis lesions show
granulomatous inflammation
clinical features of TB (board TQ) 5
weight loss hemoptysis fatigue night sweats low grade fever
multinucleated giant cells are associated with?
TB
actinomycosis most commonly affects the?
cervicofacial region
sulfur granules are commonly seen with?
actinomycosis
what form is the pathogenic form of candida albicans?
hyphal
pathogenesis of candidiasis? (3)
host immune status
oral mucosal environment
virulence of candidal strain
aka thrush?
psuedomembranous candidiasis
pseudomembranous candidiasis is found where?
buccal mucosa, palate, tongue
area of redness, variable borders?
erthematous candidiasis
site of erythematous candidiasis? (4)
tongue, may involve palate, oral commissures, perioral skin
aka antibiotic sore mouth?
acute atrophic candidiasis
diffuse atrophy of dorsal tongue papillae?
acute atrophic candidiasis
what is due to chronic candidiasis?
central papillary atrophy
central papillary atrophy is + location
well defined area of redness, mid posterior area of tongue
erythema of palatal denture bearing area
denture stomatitis
sabouraud’s agar slant is used for what
detection of denture stomatitis
redness, cracking of corners of mouth
angular cheilitis
related to candidiasis, but can also have other bacterial microflora (2)
angular chelitis
perioral candidiasis
often associated w/lip-licking or use petrolatum based materials
perioral candidiasis
redness, cracking of cutaneous surface
perioral candidiasis
chronic multifocal candidiasis three signs
chronic papillary atrophy
kissing lesion of hard palate
angular chelitis
aka candidal leukoplakia
hyperplastic candidiasis
white patch that cant be rubbed of
hyperplastic candidiasis
specific immunologic defects related to how the body interacts with Candida albicans
chronic mucotaneous candidiasis
seen in situations of severe uncontrolled diabetes mellitus or immune suppression
invasive candidiasis
acanthosis often present
candidiasis
life threatening candidiasis requires
IV amphotericin B
disease from bird and bat droppings
histoplasma capsulatum
acute symptoms of histoplasmosis
flu- like illness
inhalation
of spores? (2)
coccidiomycosis
cryptococcosis
large spherules that contain endospores?
coccidiomycosis
affects immunosuppressed patients exclusively?
cryptococcus
clear halo w/mucopolysaccharide?
cryptococcosis
severe diabetic or immunocompromised patient?
zygomycosis/mucormycosis
black necrotic lesions
mucormycosis/zygomycosis
spores in soil, water, decaying organic debris
aspergillosis
allergic fungal sinusitis (may trigger asthma)
aspergillosis
approved for treating histoplasmosis
itraconazole
vorizonazole treats
candida, aspergillus
depth of commissural lip pits
1-4mm
tx for double lip
excise for aesthetic purposes
fordyce granules occur in what percent of population
80%
leukoedema is most common where?
buccal mucosa
complete absence of tongue
aglossia
enlargement of tongue
macroglossia
tongue tie
anklyglossia
population of lingual thyroid
female
treatment for fissured tongue?
none
filliform papillae can become discolored in?
coated/hairy tongue
how to tell if varix is thrombosed
apply pressure and observe color changes, if blanches=not thrombosed
sea gull in flight description for?
caliber persistent artery
what conditions require treatment for exostoses?
trauma, fabrication of removable prostesis
symptoms of stafne defect
asymptomatic
treatment of nasolabial cyst?
surgical removal, biopsy
tx of incisive canal cyst?
simple curettage
epidermoid cyst/milia arise from?
hair follicle
benign cystic form of teratoma
dermoid cyst
if attached to this (2) may elevate on swallowing?
hyoid bone, tongue
cervical variant of lymphoepithelial cyst?
branchial cleft cyst
epithelial rests in oral lymphoid tissue
oral lymphoepithelial cysts
can be wiped off
pseudomembranous candidiasis
can’t be wiped off
hyperplastic candidiasis