keywords: microchip privacy chip fda implantable
text: FDA Approves Use of Chip in Patients WASHINGTON - Privacy advocates are concerned that an implantable microchip designed to help doctors tap into a patient's medical records could undermine confidentiality or could even be used to track the patient's movements.   "If privacy protections aren't built in at the outset, there could be harmful consequences for patients," said Emily Stewart, a policy analyst at the Health Privacy Project...