At 27 weeks pregnant, Aude Watrelot arrived at Mayo Clinic in Rochester, Minnesota nearly blind. Without prompt treatment, she faced permanent blindness — and the possibility that she might never see her son’s face. ____________________________________________ FOR THE PUBLIC: More health and medical news on the Mayo Clinic News Network. https://newsnetwork.mayoclinic.org/ FOR THE MEDIA ONLY: To access clean and NAT sound versions of this video on the Mayo Clinic News Network, register at https:/