1. The lab could not run the test because there was a problem with the way the first blood sample was collected.
2. The test result was abnormal.
When more testing is needed, you will be contacted by your provider with instructions about what to do next. Make sure you follow their instructions and obtain the testing as soon as possible. If these disorders are not found and treated soon after birth, the baby can have serious and/or life-threatening health problems. Early treatment can prevent many of these problems.