Total 32 clinical symptoms reported for Glycogen storage disease IXb 
Hepatomegaly Abnormally increased size of the liver.
 
Synonyms:Enlarged liver
Very frequent
Postnatal growth retardation Slow or limited growth after birth.
 
Synonyms:Growth delay as children; Growth retardation as children; Postnatal growth deceleration; Postnatal growth deficiency; Postnatal growth failure
Very frequent