The pregnant host is at risk for any of the viral diseases her nonpregnant counterpart acquires. Additionally, pregnancy heightens our concerns regarding specific viral diseases be- cause of their potential for enhanced adverse effects on both maternal and fetal well-being. All too often the obstetrician relinquishes responsibility for the management of the gravida infected by a viral pathogen, and those expert in infectious diseases are confounded by the influence of pregnancy on these conditions. A major goal of this textbook is to narrow the gap between the two aforementioned management...