Exhibit 23.5

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Amendment No. 2 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 Current Report on Form 8-K dated March 2, 2010, and to the reference to us under the heading “Experts” in the Prospectus, which is part of this Registration Statement.

/s/ Deloitte & Touche LLP

Parsippany, New Jersey

April 16, 2010