12. Necroza Si Gangrena Pulpara
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NECROZA si GANGRENA PULPARA
Conf. Dr. Ioana Suciu
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NECROZA PULPARA
• necroza pulpara este mortificarea aseptica a pulpei (cu camera pulpara inchisa)
• gangrena pulpara este mortificarea septica a pulpei sub influenta germenilor anaerobi
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ETIOPATOGENIE
• FACTORI– GENERALI
• spasme vasculare prelungite• ischemie in cadrul patologiei generale
– LOCALI• mecanici• termici• chimici
• FLORA MICROBIANA ANAEROBA
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MORFOPATOLOGIE
• N - de colicvatie
- de coagulare
• G - uscata
- umeda
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DIAGN. +
• carie profunda cu camera pulpara deschisa(in g.p)
• modificare de culoare• lipsa sensibilitatii la palpare in camera pulpara si
canale radic.• t. de vit –• Rx : fara modificari ale parodontiului apical• ex.bacteriologic:
• negativ in necroza (sub rezerva)• pozitiv in g p
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DIAGN. DIFERENTIAL
• parod. apic. cr. : pe Rx osteita periapic.
• pulpite cr: – sensibilitate si sangerare in profunzimea
canalului radic– t de vit + la intensitati mari
• parod. apic. ac : congestia mucoasei vestibulare