Normal basal and insulin-stimulated fuel metabolism in lean women with the polycystic ovary syndrome.

Many reports have suggested that hyperandrogenaemic patients with the polycystic ovary syndrome (PCOS) may be insulin resistant. However, there have also been suggestions that their insulin resistance may relate to obesity and android fat distribution. To assess whether PCOS induces metabolic disturbances independently of obesity, we studied seven lean patients with PCOS (age, 27.1 +/- 2.0 yr; body mass index, 22.2 +/- 0.78 kg/m2; waist/hip...