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Biomedical subjects

T R Oldenburg

Publications and source records attributed to T R Oldenburg.

17 recordsLinked to original sources

Time required for placement of composite versus amalgam restorations.

This study was designed to develop an indirect method for measuring the time required for restoration placement; and to compare the operator time required for placement of amalgam and composite resins in posterior teeth in children. Forty children, aged seven to nine years old, were selected to participate. Either amalgam or an experimental resin was used to restore the primary and permanent molars. All restorations and sealants were completed under the rubber dam. Each restorative appointment was videotaped with a color video camera mounted on the ceiling. Ninety-six restorative procedures were reviewed and evaluated for the amount of time necessary to accomplish them. The Class I permanent molar composite restoration required 35 percent more insertion and finishing time than did the amalgam.

Bicuspid↗

Odontohypophosphatasia: report of two cases.

Reports of a mild form of hypophosphatasia have been presented in which the oral findings were the only clinical and radiographic manifestations of the disease. It is important to support the clinical interpretations with laboratory findings in order to make a differential diagnosis from such diseases as Papillon-LeFevre Syndrome and cyclic diseases and noncyclic neutropenia. The term odontohypophosphatasia is suggested in those cases where the dental findings are the predominant manifestations of the disease.

Child, Preschool↗