Ihi Tb5 Oral - Inflammation/infection

Front 1

what causes caries?

Back 1

destruction of calcified tissue by acid producing bacteria

Front 2

what types of cares do kids get?

Back 2

pits and fissure caries in the posterior mouth on occusal surfaces

Front 3

what type of caries do older people get?

Back 3

root surface caries due to gingival recession which exposes dentin at the root

Front 4

other than older pts what other population gets root surface caries?

Back 4

meth users

Front 5

tooth pain with stimulant

Back 5

reversible pulpitis

Front 6

tooth pain at random times (without stimulant)

Back 6

irreversible pulpitis

Front 7

where does the infection spread to with dental caries?

Back 7

through the root canal to the periapical tissues

Front 8

what is Ludwig's angina?

Back 8

a carie infection on the floor of the mouth that can obstruct the airway or infect the mediastinum

Front 9

what is cavernous sinus thrombosis?

Back 9

a carie derrived infection in the maxilla that can spread to the brain - very dangerous

Front 10

what does fluoride do?

Back 10

it strengthens enamel when given during tooth development

Front 11

what is the imporant defense against caries?

Back 11

saliva - helps butter bacteria acids and contains IgA and other bacteriostatic factors

Front 12

what increases the incidence of caries?

Back 12

xerostomia

Front 13

red, puffy gums

Back 13

gingivitis

Front 14

red puffy gums with a red-lining near the tooth line

Back 14

gingivits seen in AIDS

Front 15

what causes periodontal diseae?

Back 15

chronic inflammation initiated by dental plaque and tartar

Front 16

painless, bleeding gums ith horizontal bone loss that is a slow process

Back 16

periodontitis

Front 17

where does periodontal diseaes occur?

Back 17

at the gingival sulcus

Front 18

what is the most common cuase of tooth loss in adults over 40yoa?

Back 18

periodontal disease

Front 19

how does periodontal disease result in tooth loss?

Back 19

it destroys the periodontal ligament and alverolar bone which looses the support for the teeth

Front 20

what causes acute necrotizing ulcreative gingivitis?

Back 20

presence of a fusiform bacillus with a spirochete (borrelia vincentii)

Front 21

painful, malodorous "punched out" ulceration on the gingiva

Back 21

acute necrotizing ulcerative gingivitis

Front 22

what location is affected by acute necrotizing ulcerative gingivitis?

Back 22

interdental gingival papillae

Front 23

what is vincent's angina?

Back 23

acute necrotizing ulcerative gingivitis ulcers that extend to the tonsillar pillars

Front 24

What is NOMA?

Back 24

acute necrotizing ulcerative gingivits that has gone out of hand - can ulcerate thorugh the face

Front 25

what disease usually preceeds NOMA?

Back 25

measles

Front 26

what population is NOMA seen in?

Back 26

chemo patients and in 3rd world countries

Front 27

what are the populations at risk for candidiasis?

Back 27

1. drugs (antibiotics and immune suppressants), 2. DM, 3. Debilitation, 4. Dentures, 5. Dryness

Front 28

softened slighlty elevated white patches on the mucosal surface which can be scraped off leaving behind a raw bleeding surface

Back 28

Candidiasis

Front 29

what can mimic candidiasis?

Back 29

oral hairy leukoplakia - usually seen on lateral tongue

Front 30

what is angular chilitis?

Back 30

candidiasis in elderly patients with infection at the corners of the mouth

Front 31

what form of Candida causes disease?

Back 31

hyphae

Front 32

a pt has recurrent candidiasis that haven't responded to treatment. What must be considered?

Back 32

a endocrine syndrome: 1. hypothyroidism, 2. hypoparathyroidism, 3. Addison's, 4. DM

Front 33

young kid with ulcers on fixed and non-fixed mucosa with a fever, lymphadenopathy and malaise

Back 33

primary herpetic gingivostomatitis

Front 34

where are primary herpetic gengivostomatitis lesions found?

Back 34

fixed and non-fixed mucosa

Front 35

painful intraepithelial vesicles which rupture and become crusted

Back 35

secondary herpetic lesion

Front 36

where do the secondary herpetic lesions form?

Back 36

vermillion border or on FIXED oral mucosa

Front 37

Histology: ballooning degeneration of epithelial cells

Back 37

herpes

Front 38

What are Lipshutz bodies?

Back 38

eosinophilic intranuclear inclusions found in herpes

Front 39

what is the Tzanck preparation?

Back 39

a smear of vesicular fluid shows multinucleated giant cells, seen in herpes infections

Front 40

what 3 drugs can induce gingival overgrowth?

Back 40

phenatoin, Ca channel blockers and cyclosporine

Front 41

what is the etiology of aphthous stomatitis?

Back 41

immune dysfunction - incrased CD8, decreased CD4

Front 42

painful round, crateriform necrotizing ulcerations outlined by an erythematous ring and covered by gray pseudomembrane

Back 42

aphthous stomatits

Front 43

where do aphthous stomatitis occur?

Back 43

non-fixed mucosa only (unlike herpes which is on fixed)

Front 44

what disease is characterized by pain disproportional to size?

Back 44

aphthous stomatits

Front 45

what is peridenitis mucosa necrotica recurrens?

Back 45

Major aphthous: large painful persistent canker sores that develop around salivary glands and produce scarring

Front 46

what is Behcet's syndrome?

Back 46

a variant of aphthmous stomatitis: recurrent cankers associated with genital ulcers and uveitits/conjunctivitis

Front 47

hyperplastic CT associated with denture flange

Back 47

epulis fissuratum

Front 48

pebbly gingival surface covered by denture on facial aspect, some times with a groove

Back 48

epulis fissuratum

Front 49

what is Fibroepithelial polyp?

Back 49

an epulis fisusratum that is on the roof of the mouth so that as it grows it is compressed by the denture and is 'leaf' like

Front 50

histology: fibrous CT with hyperparakeratosis, acanthosis, PEH and focal ulceration

Back 50

epulis fissuratum

Front 51

what causes nicotine stomatits?

Back 51

heat induced changes from smoking

Front 52

grayish/white nodules with red center in the roof of the mouth

Back 52

nicotine stomatitis

Front 53

histology: hyperkeratosis around the opening of minor salivary gland

Back 53

nicotine stomatitis

Front 54

where is the origin of peripheral giant cell granuloma?

Back 54

periostium

Front 55

red/bluish pedunculated nodule in with cupping of the bone

Back 55

peripheral gaint cell granuloma

Front 56

what is the location peripheral giant cell granuloma lesions?

Back 56

Gingiva ONLY on the mandible > maxilla

Front 57

do you need intact teeth to form a peripheral cell granuloma?

Back 57

no, you only need the area of tooth formation but not the tooth itself

Front 58

histology: 1. giant cells, 2. fibrovascular matrix, 3. hemorrhage, 4. hemosiderin

Back 58

peripheral gaint cell granuloma

Front 59

what is the recurrence rate of peripheral giant cell granulomas?

Back 59

10% recurrence

Front 60

where is the origin of peripheral ossifying fibroma?

Back 60

periodontal ligament

Front 61

where do peripheral ossifying fibromas occur

Back 61

unique to gingiva on anterior jaw

Front 62

what is needed to form a peripheral ossifying fibroma?

Back 62

Must have intact teeth!

Front 63

a gingival lesion in the anterior mouth is found to be moving teeth as it grows. What is it?

Back 63

peripheral ossifying fibroma

Front 64

histology: dense hyperceullar fibroblastic background, 2. cemuntum-like caclification, 3. elongation of rete ridges

Back 64

peripheral ossifying fibroma

Front 65

what is the recurrence rate of peripheral ossifying fibroma?

Back 65

15-20% recurrence