Why Do They Take Blood From A Baby’S Heel?

What factors affect the results of newborn screening test?

Thyroid treatments (PTU – propylthiouracil, methimazole (tapazole), and radioactive iodine (I-131)) can affect NBS results for T4 and TSH.

Steroid treatment (prednisone, betamethasone, dexamethasone) can affect NBS results for 17-OHP..

What tests are done after a baby is born?

In addition to the blood test, most states also screen newborns for hearing loss and critical congenital heart disease. These tests are also done shortly after birth. The hearing test uses earphones and sensors to determine whether the baby’s inner ear or brain respond to sound.

Where do they take blood from a baby?

For venipuncture blood draws, the nurse will ask your child to roll up his or her sleeve. The blood will be drawn from the forearm—usually in the area inside your child’s elbow—where the veins are closest to the skin.

How much blood can you draw from an infant?

Reference RangeBody wt in kgMax drawn in one blood drawMaximum drawn in a 30 day period11 thru 15 kg22 – 30 ml44 – 60 ml16 thru 20 kg32 – 40 ml64 – 80 ml21 thru 25 kg42 – 50 ml84 – 100 ml26 thru 30 kg52 – 60 ml104 – 120 ml16 more rows

Do newborns get drug tested at birth?

Newborn drug testing is recommended in infants born to mothers with high-risk behaviors (eg, history of drug use/abuse, prostitution, nicotine use), minimal or no prenatal care, or unexplained obstetric events (eg, placental abruption, premature labor).

Where do you stick heels on a baby?

The person performing the procedure should wear appropriately fitting gloves. The heel puncture should be done on the most medial or lateral portions of the plantar surface of the heel, not on the posterior curvature, to avoid the calcaneous.

Why do they draw blood from newborns?

The number of newborn screenings your baby will receive varies by state, but one blood draw that screens for at least 21 serious genetic, metabolic, hormonal and functional disorders is required by law.

What does the infant heel stick test for?

For each state, a small blood sample (“heel stick”) is collected from each newborn within 48 hours of birth and sent to a laboratory for testing for a panel of genetic disorders. Newborn screening programs may screen for up to 50 diseases, including phenylketonuria (PKU), sickle cell disease, and hypothyroidism.

What do they test newborns blood for?

With a simple blood test, doctors can check for rare genetic, hormone-related, and metabolic conditions that can cause serious health problems. Newborn screening lets doctors diagnose babies quickly and start treatment as soon as possible.

Where can blood be collected from an infant?

Heelstick Procedure (infants): The recommended location for blood collection on a newborn baby or infant is the heel. The diagram below indicates the proper area to use for heel punctures for blood collection.