•Bonnie is 36 weeks and her physician is concerned that thefetus is showing signs of distress.  She orders a “lungprofile†which consists of determining the L/S ratio and measuringthe percent phosphatidylglycerol (PG) on amnioticfluid.  The results are:
•L/S ratio = 1.0
•PG ratio = 0.3%
1.What is the interpretation of these test results?
