Instruction Source:
Q26.0Congenital stenosis of vena cava
Q26.0Congenital stenosis of vena cava
Q26Congenital malformations of great veins
Q20-Q28Congenital malformations of the circulatory system (Q20-Q28)
Q00-QA1Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders