An Observational Pilot Study of 18F-Sodium Fluoride (Na18F) Whole Body PET Scans in Patients for Whom 99m Tc MDP Bone Scans Would Normally be Indicated.

Inclusion Criteria:

- Male or female patient for whom 99mTc-MDP bone scans would normally be indicated

- If female of child-bearing potential and outside the window of 10 days since the last
menstrual period, a negative serum or urine pregnancy test is required.

- Age greater than or equal to 15 years

- Able and willing to follow instructions and comply with the protocol

- Provide written informed consent prior to participation in the study

- If an oncology patient, the patient should have a Karnofsky Performance Scale Score
greater than or equal to 50

Exclusion Criteria:

- Nursing or pregnant females

- Ages less than 15 years