A 32-year-old woman with hypothyroidism presented for evaluation of chronic fatigue and weight loss of 9 kg. She had normal vital signs, darkening of her palmar creases, and buccal mucosa. Her test results showed low cortisol and elevated adrenocorticotropin hormone levels. What would you do next?
This Viewpoint describes the current process by which illnesses are considered for newborn screening, and the technological and other processes that may force changes to the process.