Chromosomal microarray analysis reveals many gene variants of unknown significance. The uncertainty about these variants—might they be deleterious or are they benign?—complicates genetic counseling.
AMA Journal of Ethics editor Audiey Kao, MD, PhD, interviewed Richard Pan, MD, MPH, about how, as a physician and legislator, he seeks to protect public health in light of recurrent outbreaks of vaccine-preventable infectious diseases.