Prospective Study of Saline versus Silicone Gel Implants for Subpectoral Breast Augmentation.
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ABSTRACT: Background:Silicone gel implants are regarded as esthetically superior to saline implants, offering a more natural consistency. They are also considered less susceptible to rippling. However, objective measurements and patient-reported outcome studies are lacking. Similarly, minimal data are available quantitating animation deformity. Methods:A 3-year prospective study was undertaken among 223 women undergoing primary subpectoral breast augmentation using either saline (n = 145) or silicone gel (n = 78) implants. Photographs obtained included frontal views with the patient flexing the pectoral muscles. Images were matched, and vertical differences in nipple position were measured. Breast implants were evaluated using high-resolution ultrasound to detect any ripples or folds at least 3 months after surgery. Outcome surveys were administered. Statistical analysis included the ?2 test, point-biserial correlations, and a power analysis. Results:Respondents reported visible rippling in 18% of women and palpable rippling in 32% of patients, with no significant difference between women treated with saline and silicone gel implants. Ripples were detected on ultrasound scans in 24% of women with saline implants and in 27% of women with silicone gel implants (difference not significant). Ripples were more common in women with lower body mass indices. Fifty percent of patients demonstrated nipple displacement <1?cm on animation. Nipple displacement occurred either up or down with equal frequency and a mean overall nipple displacement of zero. Conclusions:Saline and silicone breast implants produce similar degrees of rippling, as determined on outcome surveys and ultrasound examination. Animation deformities tend to be minor and well-tolerated.
SUBMITTER: Swanson E
PROVIDER: S-EPMC7339341 | biostudies-literature | 2020 Jun
REPOSITORIES: biostudies-literature
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