<prompt> Answer this question truthfullyWhat does the physical examination for congenital hypothyroidism entail?  <response>: <reason> If fetal deficiency was severe because of complete absence athyreosis of the gland, physical features may include a larger anterior fontanel, persistence of a posterior fontanel, an umbilical hernia, and a large tongue macroglossia. Without therapy, the child later may show signs of neurological impairment. 