医学
硅酮
钙化
乳腺摄影术
植入
营养不良钙化
乳腺癌
活检
牙科
放射科
外科
癌症
内科学
化学
有机化学
出处
期刊:Annals of Plastic Surgery
[Ovid Technologies (Wolters Kluwer)]
日期:1999-08-01
卷期号:43 (2): 109-118
被引量:21
标识
DOI:10.1097/00000637-199943020-00001
摘要
Calcification of the fibrous capsule surrounding silicone breast implants is a well-recognized occurrence that increases with time following implantation. These mineralized deposits potentially confound mammographic breast cancer surveillance already made difficult by the obscuring effects of silicone breast implants. The authors performed elemental analysis of silicone breast implant-associated calcifications to define better their chemical composition as related to mammographic and clinical significance. Electron probe microanalysis and infrared spectroscopy revealed all of the calcification deposits to be calcium complexed with tribasic phosphate. No evidence of calcium oxalate, calcium carbonate, silicone, or talc was observed. Caution must be employed in interpreting mammograms in women with silicone breast implants as well as those who have had their silicone breast implants removed. High-density mammographic calcifications indicative of calcium phosphate associated with a silicone breast implant may represent an accepted consequence of implantation or nearby carcinoma. We recommend baseline mammography on women who have had their silicone breast implants removed to prevent unnecessary fine-needle aspiration or tissue biopsy of retained breast capsule calcifications during subsequent routine surveillance for carcinoma.
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