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J Plast Reconstr Aesthet Surg · Jun 2012
Comparative StudyThe PIP mammary prosthesis: a product recall study.
- M G Berry and Jan J Stanek.
- Surgical Aesthetics, 60 Wimpole Street, London W1 8AG, UK. mail@aestheticus.co.uk
- J Plast Reconstr Aesthet Surg. 2012 Jun 1;65(6):697-704.
IntroductionConcerns about the durability of silicone breast implants manufactured by Poly Implant Prothèse (PIP) have been expressed for several years prior to their formal withdrawal from the market in March 2010. Although precise details of what elements were at fault remain unclear, concerns have been raised about both the elastomer and the filler gel. Media speculation has focussed on device safety, longevity and, recently, a possible association with lymphoma, specifically anaplastic large cell lymphoma (ALCL). There is however, no actual data concerning these implants with which to guide and inform when concerned patients seek advice.Patients And MethodsPIP mammary prostheses were used by the senior author for both primary and revision breast augmentation (BA) during the period January 2000-August 2005. A database of patients was constructed and attempts made to contact each patient offering a free consultation and referral for ultrasound scan (USS). Chief outcome measures included secondary surgery, the implant rupture rate and time to rupture.Results453 consecutive patients with PIP devices were identified. Of this number 30 had already undergone implant exchange for a variety of reasons. 180 (39.7%) could not be contacted and 19 had undergone explantation elsewhere, including the NHS. Of those who could be contacted, 47 declined consultation as they had no concerns. 97 had neither clinical signs nor radiographic evidence of implant rupture and elected to remain under regular review. At the time of writing, 38 have undergone implant exchange after ultrasonographic indication of rupture and the overall patient rupture rate for the PIP implant is 15.9-33.8%. This cohort correlates reduced implant longevity with each successive year from 2000 and no cases of ALCL have been diagnosed.DiscussionLong-term studies such as this are difficult to undertake for a number of reasons as they place a significant additional burden of resources on a practice. They are, however, essential from an industry perspective both for the provision of information and supporting audit and professional standing. Being only a single-handed practice, this initial study is the tip of an iceberg that may affect 40,000 women in the UK with PIP implants, but it does provide some hard data with which to guide our patients. It is also believed to be the first independent product recall study in aesthetic breast surgery.Copyright © 2012 British Association of Plastic, Reconstructive and Aesthetic Surgeons. Published by Elsevier Ltd. All rights reserved.
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