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Breast implant rupture: diagnosis with US
C I Caskey1, W A Berg, N D Anderson
1Russell H. Morgan Department of Radiology and Radiological Sciences, Johns Hopkins Medical Institutions, Baltimore, MD 21287.
Radiology
|March 1, 1994
Summary
Ultrasound (US) can detect breast implant rupture using specific criteria like homogeneous echoes. However, some ruptures may not show these signs, necessitating further research for accurate diagnosis.
Area of Science:
- Radiology
- Medical Imaging
- Biomedical Engineering
Background:
- Breast implants are common for augmentation and reconstruction.
- Implant rupture is a potential complication requiring accurate detection.
- Symptomatic women often undergo imaging to assess implant integrity.
Purpose of the Study:
- To identify and characterize sonographic findings indicative of silicone breast implant rupture.
- To evaluate the diagnostic performance of specific ultrasound criteria for implant rupture detection.
Main Methods:
- A prospective study involving 119 symptomatic women with 221 silicone implants.
- Ultrasound (US) examinations were performed to detect implant rupture over 11 months.
- Surgical removal and analysis of 59 breast prostheses from 31 women for correlation.
Main Results:
- Five sonographic findings were associated with implant rupture: echogenic noise, homogeneous echoes, echogenic lines, contour bulge, and peri-implant fluid.
- Low-level homogeneous echoes demonstrated the highest utility, with 55% sensitivity and 84% specificity for rupture.
- Notably, 41% of ruptured implants lacked any of the identified sonographic criteria.
Conclusions:
- Ultrasound shows promise in detecting silicone breast implant rupture.
- The presence of specific sonographic findings can aid in diagnosing implant rupture.
- A larger prospective study is recommended to further validate these findings and improve diagnostic accuracy.