NORTH BILLERICA, Mass.--(BUSINESS WIRE)--Lantheus Medical Imaging, Inc. (“Lantheus”) today announced that it will host a conference call at 4:00 p.m. ET on Monday, May 23, 2011, to discuss its financial and operating results for the first quarter ended March 31, 2011. To access the live conference call via telephone, please dial 1-800-299-6183 (U.S. caller) or 1-617-801-9713 (international callers) and provide passcode 22584382. A live audio webcast of the call also will be available on the Company’s website at www.lantheus.com.