Link to the Show / Show Notes This summary covers the issue of May 8, 2008. Featured are articles on hyperglycemia and adverse pregnancy outcomes, metformin plus insulin for the treatment of gestational diabetes, sudden cardiac arrest and early repolarization, left cardiac sympathetic denervation for catecholaminergic polymorphic ventricular tachycardia, an immunodeficiency disease with RAG mutations and granulomas, and targeting tumor angiogenesis; a review article on tumor angiogenesis; a case report of a man with anergia and anhedonia associated with cardiovascular surgery; and Perspective articles on long-term care and the 2008 election and on etiquette-based medicine.