Lecture 8- GIngival diseases 2 Flashcards
oral involvement alone is common in …
lichen planus
… has characteristic skin lesions (wickham striae)
lichen planus
lichen planus can present as a …. at the gingival margin or as reticulated ….. lesions
patchy inflammation
hyperkeratotic
papular, reticular, plaque-like forms of lichen planus are usually …
asymptomatic
atrophic, ulcerative, bullous forms of lichen planus are usually ….
symptomatic
Do you need a biopsy to dx lichen planus?
yes
what do you see in histology of lichen planus
deposits of IgM, C3, C4, and C5
fibrin in the basement membrane
… is a group of disorders in which autoantibodies towards components of the BM result in detachment of the epithelium from the CT
pemphigoid
histology of pemphigoid is that there are autoantibody rxns against … and …. components
hemidesmosome
lamina lucida
pemphigoid has deposits of …
C3, IgG and other Ig’s
3 types of pemphigoid
bullous
benign mucous membrane
cicatricial (scar formation)
pemphigoid has female or male predominance?
female >50
the … sign is when the rubbing of gingiva creates a bull formation and is a sign of which disease?
nicholsky
pemphigoid
tx for pemphigoid?
plaque removal with daily use of chlorohexidine and/or topical corticosteroid
… involves a formation of intraepithelial bullae in skin and mucous membranes
pemphigus vulgaris
