Title Okluzalna trauma i parodont
Title (english) Occlusal trauma and periodontium
Author Nika Bandera
Mentor Jelena Prpić (mentor)
Committee member Irena Glažar (član povjerenstva)
Committee member Daniela Kovačević Pavičić (član povjerenstva)
Granter University of Rijeka Faculty of Medicine (Department of Oral Medicine and Periodontology) Rijeka
Defense date and country 2016-09-19, Croatia
Scientific / art field, discipline and subdiscipline BIOMEDICINE AND HEALTHCARE Dental Medicine Periodontology
Abstract Okluzalna trauma je ozljeda parodontnog tkiva koja nastaje kao rezultat prejakih okluzalnih sila i/ili sila koje djeluju na zub(e) pod nepovoljnim kutom, odnosno kada parodont ne može podnijeti preveliko opterećenje. Patološke ili adaptivne promjene na parodontnom tkivu mogu nastati na zdravom parodontu kao rezultat prejakih sila (primarna okluzalna trauma) ili na reduciranom parodontnom tkivu kao posljedica normalnih ili prejakih sila (sekundarna okluzalna trauma) (1,2).
Promjene koje nastaju na parodontnom tkivu kao rezultat neadekvatnih sila dovode do karakterističnih promjena (hipermobilnost zuba, fremitus), a te promjene narušavaju normalnu funkciju stomatognatog sustava (4,13,17).
Kod sumnje na okluzalnu traumu osim kliničke slike u dijagnostici se mogu koristiti i radiološke snimke i Periotest. Na radiološkim snimkama vidljiv je diskontinuitet i zadebljanje lamine dure, proširenje parodontne pukotine te radiolucencija i kondenzacija alveolarne kosti, a kod zuba sa sekundarnom okluzalnom traumom još se uočava smanjena visina alveolarne kosti. Periotest je električni uređaj koji detektira odgovor parodontnog tkiva na perkusiju i na objektivan način mjeri pomičnost zuba (6,17-19).
U terapiji okluzalne traume koriste se splintovi za stabilizaciju pomičnih zuba, ali koriste se i udlage koje smanjuju parafunkcijske aktivnosti i utjecaj prejakih sila na zube. Ortodontskom terapijom postiže se aksijalni smjer djelovanja sila na zube. Ukoliko postoji prekontakt, zub ili zubi koji su uzrok prekontakta mogu se modificirati selektivnim ubrušavanjem, a ako je uzrok prekontakta neadekvatan ispun ili krunica, oni se zbrinjavaju konzervativno ili protetski (4,23).
Abstract (english) Trauma from occlusion is a periodontal tissue injury which occurs as a result of inadequate occlusal forces, when attachment apparatus can not submit excessive forces. Adaptive or pathological changes appear on teeth with normal support (primary occlusal trauma) or on teeth with reduced support (secondary occlusal trauma) (1,2).
As a result of excessive forces, characteristic changes on teeth appear, such as teeth hypermobility and fremitus. These changes can disturb normal masticatory function (4,13,17).
To diagnose occlusal trauma, clinical and radiographic signs and sypmtoms and Periotest are used. Radiographic signs that can be present are widened PDL space, alveolar bone transparency and thickening, and reduced alveolar bone in secondary occlusal trauma. Periotest is an electronic device used to measure tooth mobility in a way to evaluate the damping capacity of the periodontium (6,17-19).
Treatment goal should be to maintain the periodontium in function, and splinting can be used to stabilize teeth with increasing mobility. Occlusal adjustment is also used in therapy of trauma from occlusion. If the tooth filling or tooth crown are the major cause of trauma from occlusion, conservative or prosthetic access are considered (4,23).
Keywords
fremitus
hipermobilnost
Periotest
primarna okluzalna trauma
sekundarna okluzalna trauma
splintovi
udlage
Keywords (english)
fremitus
hypermobility
Periotest
primary occlusal trauma
secondary occlusal trauma
splinting
Language croatian
URN:NBN urn:nbn:hr:184:075034
Study programme Title: Dental Medicine Study programme type: university Study level: integrated undergraduate and graduate Academic / professional title: doktor/doktorica dentalne medicine (doktor/doktorica dentalne medicine)
Type of resource Text
File origin Born digital
Access conditions Access restricted to students and staff of home institution
Terms of use
Created on 2016-09-28 12:23:05