October 7th, 2004 Steven J. Davis, General Counsel Molecular Imaging Corporation

Exhibit 10.67

October 7th, 2004

Xxxxxx X. Xxxxx, General Counsel

Molecular Imaging Corporation

0000 Xxxxx Xxxxxx Xxxxx, Xxxxx #000

Xxx Xxxxx, Xxxxxxxxxx 00000

Re: Securities Purchase Agreement

Dear Xxxxx:

Reference is made to the Securities Purchase Agreement dated as of July 12, 2002 (the “Agreement”) by and among Molecular Imaging Corporation (the “Company”), Xxxx Xxxxxxxx and Integrated Healthcare Management, S.A., as such Agreement was assigned to Dragon Nominees Limited (“Purchaser”).

Effective as of the date that Xx. Xxxxxxx Xxxxxxxxx becomes the Chief Executive Officer of the Company, Dragon agrees to waive its rights under Sections 4.06 (a), (b), (c) and (d) of the Agreement with respect to the nomination of a Purchaser Designee (as defined in the Agreement) to the Company’s Board of Directors, until the first to occur of (i) the date which is six (6) months after the effective date that Xx. Xxxxxxxxx becomes CEO or (ii) the date which Xx. Xxxxxxxxx is no longer a member of the Company’s Board of Directors.

Sincerely,

Dragon Nominees Limited
By:		/S/    XXXX XXXXXXXX

Acknowledged and Agreed:

Molecular Imaging Corporation
By:		/S/    XXXXXX X. XXXXX