DENTAL DECAY

I- definition

WHO: * Pathological Processes, located externally,
it is accompanied by a softening of the hard tissue, which evolves into a cavity

II- Classification
Class I: at the furrow
Class II: at the proximal surfaces of M and PM
Class III: Faces Proximal level I and C
Class IV: the angle of the level of the I and C
Class V: at the collar

III- Aetiologies
1. Dietary factors
2. Bacterial Factors
3. Hereditary factors
4. Hormonal factors
5. iatrogenic factors

IV Clinic
1- decay of the enamel (1 ° d) white spot; milky; no pain

2- dentine caries (2nd d °)
- Pain caused by contact, cold, sugar, acid ...
- Pain stop when stopping the obvious cavity stimulus
- Treatment: sealing the cavity after eviction of carious tissue
3- pulpal involvement (3rd d °) pulpitis;
 Pain spontaneous or provoked, DL vivid, extends and radiates
 Treatments: pulpictomie + shutter (scarring of desmonte and closing the cementum)
4- pulp necrosis (4th d °): no symptoms
CCP: periapical (BALM)




V- complications
Local:
- arthritis
- Gingival abscesses
- granuloma
- Apical cyst

Regional:
- Abscess
- Cellulite
- osteitis
- Sinusitis

General:
- GNA
- Endocarditis
- arthritis
- Abscess or septicemia