week 2-teeth Flashcards
what can poor oral hygine lead to?
GI, cardiovascular, respiratory and immune problems
what is halitosis?
breath odar
what does faintly sulferous breath indicate?
liver failure
what does sweet breath indicate
diabetic ketoacidosis
what does ammonia breath indicate?
renal failure
what is fetor oris?
bad breath originating in the mouth that may be associated with appendicitis
what is xerostomia
dryness of the mouth
what can cause xerostomia?
mouth breathing, dehydration, diuretics, salivary disease, sialoliths
what can a dark line on gingiva indicate?
heavy metal poisoning.
Bruxism?
clenching and grinding of teeth
what should we look for on teeth?
wearing down, cracks, loss or decay
petechiae
broken capillary blood vessels
what should we look at tongue for?
oral cancers, tongue movements, enlargement, papillae
What are the 6 diagnoses that are possible on the lips?
Recurrent herpes labialis, carcinoma, mucocele, chelitis and angular chelitis
what causes herpes labialis?
HSV 1
characteristics of herpes labialis?
Prodrome itch or burn 12-36 hours, cluster of vesicles, rupture, crusting
what is a trigger for reccurent herpes labialis
UV light, stress, trama, menstruation,
what is a concern for those with herpes labialis?
auto inocculation to skin or eyes
what type of cancer is ususally of the lip?
squamous cell carcinoma
does squamous cell carcinoma spread?
High risk of metastasis
what does SCC lip lesion look like?
painless, sharp edges, doesnt heal, grows slow, can bleed
what is DDx for SCC of the lip?
may look like a plaque or verrucous
how would SCC be diagnosed?
biopsy
what is a mucocele?
soft cyst, mucin filled cavity with mucus glands lining cavity,
where is a mucoele most common
lip, and under tongue
what is the cause of a mucoele?
minor injury to ductal system of labial or sublingual salivary gland
main features, of mucoele?
clear or bluish bubble, movable, 1-2cm, it can burst and reappear
what is chelitis?
chapped lips
what could cause chapped lips?
wind burn, allergies, lip licking and retinoids
danger of chapped lips?
may become infected
what is angular chilitis?
deep cracks at labial commissure , spits, bleedin and shallow ulcers possible.
what could cause angular chilitis?
ill fitting dentures, bite change, poor oral hygine, dry mouth, Deficiency of B2, B12 and iron def anemia
what lab would be used to confirm angular chelitis?
KOH to rule out candida
what is plummer vinson syndrome
syndrom with chelitis, iron def anemia and upper esophagus web
what are the 16 mouth diagnosis?
oral lichen planus, leukoplakia, erythoplakia, oral SCC, Melanoma, fordyce spots, stomatitis, oral candidiasis, pseudomembranous stomatitis, recurrent apthous stomatitis, minor-major form apthous ulcers, herpetiform ulces, heretic gingivostomatis, oral erythema multiforme, chancer
oral lichen planus looks like what?
non erosive, lace like white papule or streak, like white marbling
where is oral lichen planus mostly?
buccal to gingival margin, so inner cheek mostly
what should you try to help confirm oral lichen planus?
try to wipe it off, it should not wipe off.
What is leukoplakia?
white patches or plaques that cannot be wiped off
where can leukoplakia be found?
all over the mouth.
why would we biopsy to confirm leukoplakia?
to make sure it isn’t SCC, verrucous carcinoma etc.
if something looks like leukoplakia but wipes off, what could it be?
candidiasis or an asprin burn
Characteristics of leukoplakia patches?
white, grey or yellowish, flaking paint so sort of thick., may be rough if palpable
what can cause leukoplakia
trauma, dentures, tobacco, alcohol, syphilis, vit deff, endocrine, AIDs
erythroplakia is what
red macule or plaque with a soft texture and and demarcated edge
what is concerning about leukoplakia
precancerous hyperplasia of squamous epi, may turn to cancer slowly
what is concerning about erythroplakia?
precancerous cancer in 40%of cases
what causes erythroplakia?
unknown but its from epithelial displasis
Oral squamous cell carcinoma looks like what?
has red border, may look like leukoplakia or erythroplakia, and be ulcerated.
what could be the first indication of oral SCC?
mass in neck.
who gets oral SCC
smokers, alcoholics and HPV 16
why is it importaint to biopsy any persisten papules, plaques, erosions or ulcers?
SCC
Melanoma looks like what
pigmented lesions, assymetric, irregular border, variable color, diameter increasing, and E
DDX for melanoma is what?
oral melontic maccules
what happens if you press on a melanoma?
it doesn’t blanch
what are fordyces spots?
benign neoplasm from sebaceous gland, they look like little grains
what do fordyce spots look like?
white to yellow tiny 1-2mm papules that are in a cluster, thinning as they move away.
when are fordyce spots more common
20-30yo
what is a stomatitis?
inflammation of oral tissues from local or systematic conditions.
what def could cause stomatitis?
vit B, vit C, iron.
what is oral candidiasis also called
thrush
what is oral candidiasis and what is it caused by?
oral fungal infection by candida albicans, glabrata or tropicalis.
what does oral candidiasis look like
slightly raised soft white plaque that may have burning sensation associated with it.
how could you make sure that oral candidiasis wasn’t leukoplakia?
oral candidiasis wipes away altough it may cause a bit of bleeding.
how could you confirm oral candidiasis?
KOH prep
what would recurrent persistent oral candidiasis warrant?
immune status evaluation
what is pseudomebranous stomatitis?
inflammatory reaction, produces a membrane like exudate
what are some symptoms that go along with pseudomembrane stomatous
can be localized but may have feaver, malaise also
what would cause pseudomembranous stomatitis?
chemical irritants or bacterial infections.
what is a recurrent apthosus stomatitis?
acute necrotizing ulcerations or oral mucosa - cancre sore,
description of apthosus stomatitis
painful, round/oval, grey shallow ulcers with red boarder on movable mucosa
can apthosus stomatitis have a prodrome
yep, burning or tingling
what may cause apthosus stomatitis?
trama, tooth brush, bite, allergies to food or chemicals, stress, celiac IBS
what def could cause apthosis stomatitis?
Vitamin B12, Iron, and Folic acid. This is slightly different from stomatitis in general
what could possible mediate apthosis stomatitis?
T-cell mediated is possible
what are the three types of apthous ulcers?
herpetiform ulcers, minor form aphthous and major form aphthosus.
what type of aphthous ulcers are more common in childhood
minor form aphthous ulcers
what type of aphthous ulcers are more common after puberty
major form aphthous ulcers.
how long do mino aththous ulcers last
up to 7-10 days without scarring
how long to major apthosis ulcers last?
up to 6 weeks with scarring
size of minor aphthous ulcers
less than 1 cm and are oval
size of major aphthouss ulcers
up to 2 cm with ragged edges
color of minor for aphthous ulcers
yellow grey wit yellow raised border with red halo.
what is the most severe form of mouth ulcers?
herpetiform ulcers
what form of apthous ulcers are more common in females with adult onset
herpetiform ulcers
what do herpetiform ulcers look like
multiple pinpoint lesions under 3mm each in clusters that combine into ulcers.
how long do herpetifor ulcers last?
less than 1 month
which of the aphthous ulcers are singular
minor aphthous ulcers
DDx for herpetiform ulcers 5?
trauma, pemphigus vulgaris, cictrical pemphigoid, crohns, sprue
what is herpetic gingivostomatitis
cold sore also caused by HSV-1
does herpetic gingivostommatitis have prodromal symptoms?
yes, pain burning, feaver, maliase
what do herpetic gingivostomatitus lesions look like
eruption of vesicular lesions with an erythematous base that crusts
what mouth surface are gingivostomatitus lessions located on?
unmoveable oral mucosa
how long do oral cold sores last
1-2 weeks, maybe with fever
how are oral cold sores, herpetic gingivostomatitus diagnosed
Tzank smear, immunofloroesence, viral culture.
what could herpetic gingiovostomatitus DDX
apthous stomatitis, erythmatous multiforme, drug eruptions, pemphigus
Oral erythema multiforma is what
hypersensitivity reaction to HSV, organisms , drugs or idiopathic
what does erythema multiforma look like?
painfull stomatitus, sudden hemorrhagic vesicles with bullae and red base that burst leaving painful crusting.
does erythema multiforma have prodrome
sinusitis and rhinitis
other symptoms with erythema multiforma
high fever 4-5 days, severe systemic symptoms, and target lesions on rest of body
what could erythema multiforma DDX
apthous stomatitis, allergic stomatitis, pemphigus, herpes.
how could you tell that erythema multiforma isnt herpes?
I would look for the target lesions to confirm EM, and herpies is either on vermilian border ofouter lips or immovable mucosa , EM is on lips or any mucosa