A specialist in cardiac electrophysiology is known as a cardiac electrophysiologist, or (more commonly) simply an electrophysiologist. Cardiac electrophysiology is considered a subspecialty of cardiology in most countries and usually requires two or more years of fellowship training beyond a general cardiology fellowship.
PHOTOS: William and Kate's childhood pictures. But as with her first pregnancy, Duchess Kate is suffering from hyperemesis gravidarum, a very acute morning sickness, which required an in-patient stay at King Edward VII's Hospital during her pregnancy with Prince George. So far with this pregnancy, however, the Duchess is being treated at home.
Polymorphic eruption of pregnancy is thought to be related to stretching of the skin on the abdomen. Somehow the rash develops as a sort of allergy to the stretch marks and spreads elsewhere on the body. Most cases begin in the last 3 months, especially the last 5 weeks, when the stretching is greatest. It is rare for polymorphic eruption of pregnancy to begin after delivery. Polymorphic eruption of pregnancy is most common in a first pregnancy, when the abdomen is tightest.