December 20, 2012 Trading Market Activity

BUFORD, Ga.--(BUSINESS WIRE)--Theragenics Corporation (NYSE: TGX), a medical device company serving the surgical products and prostate cancer treatment markets, announced today that in view of the market activity in the Company’s stock on Thursday, December 20, 2012, the New York Stock Exchange contacted the Company on December 24, 2012, in accordance with the Exchange's usual practice. The Company stated that its policy is not to comment on market activity.

Theragenics Corporation (NYSE: TGX) operates two business segments: its surgical products business and its brachytherapy seed business. The surgical products business (www.cpmedical.com, www.galtmedical.com, www.needletech.com) manufactures and distributes wound closure, vascular access, and specialty needle products. Wound closure products include sutures, needles and other surgical products. Vascular access includes introducers, guidewires and related products. Specialty needles include coaxial, biopsy, spinal and disposable veress needles, access trocars, RF devices, implanters, introducer products and other needle-based products. The surgical products segment serves a number of markets and applications, including, among other areas, interventional cardiology, interventional radiology, vascular surgery, orthopedics, plastic surgery, dental surgery, urology, veterinary medicine, pain management, endoscopy, and spinal surgery. Theragenics’ brachytherapy business manufactures, markets and distributes “seeds” used primarily in the minimally invasive treatment of localized prostate cancer. The Company’s brachytherapy product line includes its palladium-103 TheraSeed^® device and its iodine-125 AgX100™ device (www.theragenicsbrachy.com). The terms "Company," "we," "us," or "our" mean Theragenics Corporation and all entities included in our consolidated financial statements. For additional information, call our Investor Relations Department at [phone] or visit www.theragenics.com.

All forward looking statements and cautionary statements included in this document are made as of the date hereof based on information available to us as of the date hereof, and we assume no obligation to update any forward looking statement or cautionary statement.