What are disadvantages of newborn screening?

Newborn screening programs have many advantages, but there are also some disadvantages to consider:

1. False positives: Screening tests can sometimes produce false positive results, indicating that a baby has a condition when they do not. This can cause unnecessary anxiety for parents and may lead to further testing or treatment that is not needed.

2. False negatives: Screening tests can also produce false negative results, indicating that a baby does not have a condition when they actually do. This can delay diagnosis and treatment, which can have serious consequences for the baby's health.

3. Cost: Newborn screening programs can be expensive to implement and maintain. The cost of screening tests, follow-up testing, and treatment for babies with confirmed conditions can add up quickly.

4. Ethical concerns: Some people have ethical concerns about newborn screening, particularly when it comes to genetic testing. They argue that genetic information is private and should not be collected without the consent of the individual being tested.

5. Limited scope: Newborn screening programs typically only test for a limited number of conditions. This means that other serious conditions may not be detected through newborn screening.

Despite these disadvantages, newborn screening programs are generally considered to be beneficial for public health. The benefits of early detection and treatment of serious conditions outweigh the risks and costs of the program.