White Lesions of Oral Cavity Flashcards
Only white lesion that can be scraped off
Candidiasis
Are ulcers/burns white lesions?
Fordyce granules?
Tonsoliths/sialoliths?
no
no
no
White sponge nevus appear when?
birth or early childhood
White sponge nevus clinical features?
Symmetric
Thick
White
Velvety plaques
White sponge nevus location?
bilateral buccal mucosa or other mucosa
White sponge nevus treatment?
none
Hereditary benign intraepithelial dyskeratosis (HBID) - rare genetic predisposition
autosomal dominant in triracial white/black/native american
Hereditary benign intraepithelial dyskeratosis (HBID) develops when
childhood
Hereditary benign intraepithelial dyskeratosis (HBID) seen where
eyes & oral mucosa
Hereditary benign intraepithelial dyskeratosis (HBID) appearance?
thick, corrugated white plaques
Hereditary benign intraepithelial dyskeratosis complications?
blindness
Hereditary benign intraepithelial dyskeratosis treatment?
no treatment for oral, refer to ophtho for eye lesions
Pachyonychia congenita appearance?
free margins of nails lined up bc keratinaceous accumulation under nail bed
Pachyonychia congenita complications?
may lose nails
neonatal teeth - keratin 17 mutations
Dyskeratosis congenita - patients susceptible to what?
aplastic anemia (80%) and SCCA (33%)
Dyskeratosis congenita oral involvement?
bullae, erosion, and leukoplakia of tongue and buccal mucosa
Dyskeratosis congenita histopath
displasia
Dyskeratosis congenita treatment?
followup to check for malignant transformation, anemia
Dyskeratosis congenita prognosis
guarded, lifespan short - 32 years
Types of frictional hyperkeratosis
Linea alba
Chronic biting injury/morsicatio
Benign alveolar ridge keratosis (BARK)
Types of chronic biting injury
Morsicatio buccarium/labiorum/linguarium
Frictional hyperkeratosis analogous to what on skin?
callus
Frictional hyperkeratosis management?
Re-eval in 2 weeks if reaction etiology suspected AND irreitant is eliminated. Persistent white lesions with no source of irritation must be biopsied.
Smokeless tobacco lesions gender disposition?
males mostly
smokeless tobacco lesions appearance?
loss of gingiva/perio tissues in sites of tobacco contact
Velvety mucosa
Gray/white transluscent plaque with indistinct borders
Smokeless tobacco lesions leads ot increase risk of what
caries, cancer (26x)
Highest risk of cancer with what kind of smokeless tobacco?
Dry
Lesions take how long to disappear after cessation?
98% disappear in 2 weeks.
Nicotine stomatitis response to what?
heat from smoking
nicotine stomatitis malignant potential?
no
Nicotine stomatitis apperance?
white keratotic surface on palate, red papules of inflamed salivary glands
Nicotine stomatitis treatment?
none
Leukoplakia - relationship to oral cancer?
85% of pre-cancers, needs biopsy
