Newborn screening is testing performed on newborn babies to detect a wide variety of disorders. Typically, testing is performed on a blood sample obtained from a heel prick when the baby is two or three days old. In the United States, newborn screening is mandatory for several different genetic disorders, though the exact set of required tests differs from state to state.

Narration



Newborn screening is biochemical testing that is done on a newborn to detect genetic disorders that are treatable, or in certain cases preventable, with appropriate medical care that's provided essentially right away. The testing is performed on a blood sample that's collected from a little pinprick on the baby's heel within the first few hours after [birth]. In the United States, newborn screening is mandatory in all 50 states and the territories. However, given a state mandate; each state may have a different list of conditions which newborn screening is required for.

- Donald W. Hadley, M.S., C.G.C.