Classification of Periodontal Disease

Question 1

what does localised mean?

Answer 1

involving

Question 2

what does generalised mean?

Answer 2

involving >30% of teeth

Question 3

types of gingival diseases?

Answer 3

A - plaque induced gingival diseases

B - plaque induced gingival lesions

Question 4

what are plaque induced gingival diseases?

Answer 4

• associated with plaque only
• modified by systemic factors
• medications modified
• modified by malnutrition

Question 5

what are gingival diseases modified by systemic factors?

Answer 5

pregnancy associated gingivitis
pyogenic granuloma
diabetes mellitus associated gingivitis

Question 6

what are gingival diseases modified by drugs ?

Answer 6

drug induced gingival enlargements

Question 7

what are gingival diseases modified by malnutrition?

Answer 7

ascorbic acid deficiency gingivitis

Question 8

what are non plaque induced gingival lesions caused by?

Answer 8

viral
fungal
specific bac
genetic
systemic - mucotaneous, allergic
traumatic lesions

Question 9

gingival diseases of viral origin?

Answer 9

herpes virus infections

Question 10

gingival diseases of mucotaneous systemic disorders?

Answer 10

pemphigoign erosive lichen planus

Question 11

how can chronic periodontisis be classified?

Answer 11

A localised
B generalised
mild/mod/severe

Question 12

what are some general features of aggressive periodontitis?

Answer 12

systemically healthy patient
familial aggregation
rapid rate of LOA and bone loss
tissue destruction inconsistent with levels of plaque
A.a elevated

Question 13

what are the loa ranges for classifying aggressive perio as mild/mod/severe

Answer 13

mild - 1-2mm LOA
mod - 3-4mm LOA
severe - >5mm LOA

Question 14

what is localised aggressive periodontitis?

Answer 14

usually onset around time of puberty

localised to 1st molars/incisors

Question 15

what is generalised aggressive periodontitis?

Answer 15

usually

Question 16

treatment of aggressive perio?

Answer 16

RSD

tetracycline 250mg 2-3 weeks with RSD

Question 17

3 categories of periodontitis as a manifestation of systemic disease?

Answer 17

• haematological - acquired neutropenia/leukaemia/other
• genetic - downs/leucocyte adhesion deficiency syndromes, ehlers danlos
• NOS

Question 18

what is hypophosphotasia?

Answer 18

genetic associated perio
interferes with bone development
premature loss of teeth is common

Question 19

types of necrotizing periodontal diseases?

Answer 19

necrotizing ulcerative gingivitis

necrotizing ulcerative periodontitis

Question 20

what is NUG?

Answer 20

necrotizing inflamm disease caused by endogenous infection - spirochates/fusiform

Question 21

when is NUP seen?

Answer 21

HIV/AIDS
ulceration and necrosis of gingivae/pdl/bone
rapid tissue destruction + bone loss
spont bleeding
tooth mobility

Question 22

3 types of abscesses of the periodontium?

Answer 22

gingival
periodontal
pericoronal

Question 23

categories of gingival abscesses?

Answer 23

abscesses confined to gingivae

associated with trauma - woodstick etc

Question 24

types of periodontal abscesses?

Answer 24

periodontal or lateral abscess - localised area of inflammation in which the formation of pus has taken place in the perio tissues

Question 25

what are types of periodontitis associated with endodontic lesions ?

Answer 25

A. combined periodontic-endodontic lesions

Question 26

types of developmental or acquired deformities and conditions?

Answer 26

1. localised tooth related factors that modify/predispose to plaque induced gingival disease/periodontitis
   2 mucogingival deformities and conditions around teeth
   3 mucogingival deformities and conditions on edentulous ridge
   4 occlusal trauma

Question 27

types of localised tooth related factors that modify or predispose to plaque induced gingival diseases/periodontitis?

Answer 27

tooth anatomic factors
dental restorations/appliances
root fractures
cervical root resorption and cemental tears

Question 28

types of mucogingival deformities and conditions around the teeth?

Answer 28

gingival/soft tissue recession
lack of keratinized gingivae
decreased vestibular depth
aberrant frenum
gingival excess
abnormal colour

Question 29

types of occlusal trauma?

Answer 29

primary occlusal trauma - healthy periodontium

sendondary - periodontitis and trauma