Abstract
Gestational diabetes mellitus has been a contentious subject since it was first described. From a global perspective, authors have questioned its very existence, the burden of morbidity that it causes, and whether making the diagnosis simply increases the expense and complexity of perinatal care. Arguments have raged over who should be tested for gestational diabetes, when during pregnancy the testing should be done, what results define the disorder, and how affected women should be treated. For those willing to acknowledge that moderate abnormalities in carbohydrate metabolism during pregnancy require attention, there has been one point of agreement: if diet and . . .