New Developments in Diagnostic Methodology.

from the hospital. The pediatrician represents the child and his family and should be an active participant in all major discussions concerning the child. He decides when and to whom the patient should be referred for evaluation. He often initiates therapy, particularly in urgent situations. He should not decide when specialized diagnostic procedures are to be performed nor should he determine the indications for and timing of operative procedures. These are responsibilities of the pediatric cardiologist in collaboration with the pediatrician. In this team endeavor the pediatric cardiologist has grown accustomed to rubbing shoulders with physiologists, radiologists, pathologists, and surgeons. He knows what to expect of them and they know what to expect of him. Similarly we know what to expect of the pediatrician. We hope he knows what to expect of the cardiologists. We expect the pediatrician to be proficient in differentiating organic from insignificant murmurs. Any infant with a heart murmur which is considered to be organic requires close observation. This does not mean automatic referral to a cardiologist for evaluation. A baseline chest x-ray and electro-