For those who asked VSD is ventricular septal defect. A hole in the heart wall dividing the ventricals. Small ones usually aren't a problem but as they get larger blood can be shunted from the left side of the heart to the right creating pressure on the lungs. -Rob Rob Cordes, DO, FAAP ,FACOP general pediatrican Wilkes Barre PA mailto:[log in to unmask] *********************************************** The LACTNET mailing list is powered by L-Soft's renowned LISTSERV(R) list management software together with L-Soft's LSMTP(TM) mailer for lightning fast mail delivery. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html