1 SST/1.0 mL serum. After 30 minutes of clotting, promptly centrifuge and refrigerate.
Refrigerated: 1 week; Frozen: 3 months
Studies have shown a significant increase in atherosclerosis risk in persons with low HDL-C levels. No current treatment exists for low HDL levels, although weight loss, vigorous exercise, and cessation of smoking may help to increase HDL levels. A number of drugs are also reported to increase HDL levels.