Newborn screening: Blood screen (infographic)

Before your baby leaves the hospital, he has some tests called newborn screening. Newborn screening checks for serious but rare conditions that your baby has at birth. It includes blood, hearing and heart screening. A baby may look healthy, but be born with a serious health condition. Most newborn screening is done with a blood test. Learn how your baby’s blood is tested, when you should expect results and what to do if your baby needs follow-up tests.