Summary: This is the September 2013 issue of Clinical Chemistry: Volume 59, Issue 9. On the cover this month: A pregnant woman with a flower blossom on her glowing belly. Pregnancy should be a time of joy and anticipation. Although most pregnancies progress without major complications, one medically important complication is gestational diabetes, a condition associated with adverse outcomes for both the mother and fetus. The prevalence of gestational diabetes is increasing in parallel with the prevalence of obesity and type 2 diabetes. Will more efficient and more scientifically based approaches to diagnosis and treatment keep up with the added demands on healthcare systems? In this issue of Clinical Chemistry, Coustan provides readers with an overview of current controversies as well as current recommendations for gestational diabetes care.
