pathogenesis of perio disease Flashcards
1
Q
what are the 4 phases of early gingivitis?
A
initial lesion
early lesion
2
Q
what is the phase of chronic gingivitis?
A
established lesion
3
Q
what is the phase of periodontitis?
A
advanced lesion
4
Q
how is periodontitis defined?
A
ulceration and migration of JE apically onto root surface= loss of attachment
breakdown of PDL fibres
osteoclasts on surfaces of crestal bone