Exhibit 23.5

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the use in this Amendment No. 1 to Registration Statement No. 333-164897 on Form S-4 of our report dated February 25, 2010, relating to the 2009 consolidated financial statements of Laboratory Specialists of America, Inc. (which report expresses an unqualified opinion and includes explanatory paragraphs noting Laboratory Specialists of America, Inc. was a wholly-owned subsidiary of Marsh & McLennan Companies, Inc. and was subsequently acquired by Inverness Medical Innovations, Inc. on February 17, 2010), appearing in the Prospectus, which is part of such Registration Statement, and to the reference to us under the heading “Experts” in such Prospectus.

/s/ Deloitte & Touche LLP

Parsippany, New Jersey

March 26, 2010