What are the possible diagnosis's associated with a positive antinuclear antibodies test result?

Numerous: Thyroid disease, chronic infections including tb/viral hepatitis, subacute bacterial endocarditis, malignancies, any of the auto-immune or connective tissue disease, multiple sclerosis and patients with silicone breast implants.

Nonspecific: ANA is a very non-specific test. It can be positive in up to 15% of the normal population. It can also be positive in a variety of autoimmune diseases. It is best to have additional evaluation and testing through your pcp or rheumatologist.