Prevalence of neonatal hypothyroidism and phenylketonuria in Southern Thailand: A 10-year report

BACKGROUND: Congenital hypothyroidism and phenylketonuria, the two major problems of several metabolic errors are presently the focus of attention, in Thailand. These two conditions are assigned as diseases to be controlled under the National Public Health Policies of Thailand. MATERIALS AND METHODS: Here, the authors summarize and report the 10-year study on the prevalence of neonatal hypothyroidism and phenylketonuria in Southern Thailand. RESULTS: This report is good representative data from Thailand, a country in Southeast Asia. Another interesting point in this study is the concern of the recalling process. CONCLUSION: It can be seen that there are a considerable number of infants who did not receive the confirmation test due to loss of follow-up after calling for a recheck.