686 New perspective in Syndrome X

New developments in the fragile X syndrome.

Polycystic ovarian syndrome: a new perspective.

Polycystic ovarian syndrome (PCOS) is sometimes called Stein-Leventhal Syndrome after the two doctors who first described it in 1935. 1 It is the most common ovarian disorder with typical features of obesity, anovulation, hyperandrogenism, hirsutism and infertility. The accepted nomenclature for the syndrome is PCOS, despite the fact that polycystic ovaries are non-specific findings and can occ...

IgG4 syndrome: old disease, new perspective.

Metoprolol improves endothelial function in patients with cardiac syndrome X

Endothelial dysfunction which is manifested by the loss of nitric oxide bioavailability, is an increasingly recognized cause of cardiac syndrome X (CSX) and beta blockers are used for the treatment of this syndrome. Thus, the aim of this study was to investigate effects of metoprolol, as a beta blocker, on endothelial function in CSX patients. The study included 25 CSX patients (20 female/ 5 ma...

Metoprolol improves endothelial function in patients with cardiac syndrome X

Endothelial dysfunction which is manifested by the loss of nitric oxide bioavailability, is an increasingly recognized cause of cardiac syndrome X (CSX) and beta blockers are used for the treatment of this syndrome. Thus, the aim of this study was to investigate effects of metoprolol, as a beta blocker, on endothelial function in CSX patients. The study included 25 CSX patients (20 female/ 5 ma...