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Biomedical subjects

F Toffenetti

Publications and source records attributed to F Toffenetti.

At least 19 recordsLinked to original sources

Secondary caries.

This paper reviews secondary caries which is the major reason for failure of restorations and therefore worthy of attention if operative dentistry is to be cost effective. The basic premise of the review is that the secondary caries process is difficult to diagnose and cannot be permanently treated away by operative management. Preventive therapy, dependent on the patients' self-care, is essential. However, the quality of the restorative material and the skill with which it is handled are also relevant to the prevention of further failure.

Dental Caries

[Amalgam and composite restorations: reasons for placement and replacement].

A survey, in order to ascertain the reasons for placement and replacement of amalgam and composite restorations was made with the consent of the Italian Academy of Conservative Dentistry. 62 dentists answered the questionnaire, analysing their daily restorative work for two weeks: a total of 2,960 restorations were scored. The results show a prevalence of the primary caries over the replacements, and a prevalence of the secondary caries over the remaining reasons for replacement. Both data possibly mean the need for a more preventive approach to dental caries in Italy, even if the results fit fairly well into the values of the international research.

Child

[Amalgams. Traditional and modern].

The amalgam continues to be the most widely used material for durable restoration of decayed bicuspids and molars. After a discussion of this material's relative drawbacks, the author describes the restoration possibilities now offered by the advanced high-copper alloys available today. The latest developments involve both "conservative" preparations and extensive pre-prosthetic occlusal restorations.

Bicuspid

Placement and replacement of amalgam restorations in Italy.

The reasons for placement and replacement and the longevity of amalgam restorations were recorded by 62 Italian private practitioners. The survey compiled 1935 amalgam restorations inserted due to primary caries (59%) and failed restorations (41%). The clinical diagnosis of secondary caries constituted 59% of failures of amalgam restorations. The age of 46% of the restorations needing replacement was noted. The median longevity was 4.7 years.

Dental Amalgam

Placement and replacement of resin-based composite restorations in Italy.

The use of resin-based composite restorations, the reasons for failure, and the longevity of these restorations have been surveyed in 62 Italian private practices. Almost two-thirds of the 1025 restorations inserted were class 3 and 5 restorations, while 18% were class 1 and 2 restorations. Secondary caries was the most common reason reported for replacement of resin-based composite restorations (44%), followed by discoloration (21%), and bulk and margin fracture (14%). The age of restorations needing replacement was reported for 53% of the sample. The median longevity in this sample was calculated to be 3.3 years.

Composite Resins