OBJECTIVETo investigate the complications in 16 patients who had breast augmentation with polyacrylamide hydrogel injection. The distribution and late changes of the injected material was observed.

METHODSThe physical signs and symptoms of the 16 patients were classified. Ultrasound and infrared examinations or MRI were used in some cases.

RESULTSTwo patients had operations for extraction. The injection material was distributed in the muscles diffusely, or existed in the breast and subcutaneous tissue as many masses.

CONCLUSIONThe reliability of this injection method for breast augmentation is in doubt.

Acrylic Resins ; adverse effects ; Adult ; Breast Implants ; adverse effects ; Female ; Humans ; Injections