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Biomedical subjects

S B Finn

Publications and source records attributed to S B Finn.

15 recordsLinked to original sources

Effects of an alexidine mouthwash on dental plaque and gingivitis in humans over a six-month period.

The primary purpose of this study was to determine the safety and effectiveness of alexidine in the control of plaque and gingivitis in humans. For six months, 207 persons who continued their usual oral hygiene procedures rinsed twice daily with 15 ml of either alexidine (0.035% or a placebo solution. At the 30-day examination and for the remainder of the study, a statistically significant reduction in plaque between the two groups was recorded. Gingivitis was reduced in persons in both the test and placebo groups (the former always had the greater reduction), and a statistically significant difference was found at the 30-day and 90- day examinations. The preponderance of data indicates that, under the described experimental conditions, the alexidine rinse was effective in reducing both indicators of oral health and it may have important therapeutic potentials.

Adolescent

Anomalies of tooth numbers including peg-shaping.

The congenital defects of hypodontia, peg-shaped teeth and hyperdontia appear to have a genetic basis. Peg-shaping is a modified expression of the same genotype as hypodontia. The defect is inherited as a dominant autosomal trait with variable expressivity. Third molars are the most frequently missing teeth. Both hypodontia and hyperdontia are found in a number of well-defined genetic syndromes and in most instances are common characteristics of the disease.

Anodontia