Please do these all there tests.
I am recommending these tests as some chaps have reported higher than normal anti bodies.
These are very good tests and will confirm if there is any auto immune disorder after the use of finasteride.
Protein Electrophoresis
medical-dictionary.thefreedictionary.com/protein+electrophoresis
It can be used for these purposes because the levels of different blood proteins rise or fall in response to such disorders as cancer, intestinal or kidney protein-wasting syndromes, disorders of the immune system, liver dysfunction, impaired nutrition, and chronic fluid-retaining conditions.