*A 23-year-old female suffers with low back pain and morning stiffness lasting more than an hour. The pain is getting worse and is associated with fatigue. There is sensitivity to sunlight along with decreased wrist range of motion. There is ulnar deviation of her fingers.*

*Which of the following tests are most likely to be positive?*
Fluorescent ANA

A. Serum homocysteine

B. ASO Titer

C. Serum uric acid

D. Erythrocyte Sedimentation Rate

E. Anti-ds DNA antibodies

F. HLA B27

G. Thrombocytopenia

H. Serum amylase