Menu Healthy Lifestyle Diseases & Conditions First Aid Symptoms Tests & Procedures Videos Definitions FAQs Blue berry muffin syndromeUpdated: 2018-05-26When to make a doctor's appointmentSee a doctor if: Slow growth or developmental disabilities Fatigue, fever, or weight loss Vision or hearing problems Infected with rubella or cytomegalovirus during pregnancy © 1998-2019 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use