ICD-9-CM

631 Other abnormal product of conception
631.0: Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy Biochemical pregnancy Chemical pregnancy Inappropriate level of quantitative human chorionic gonadotropin (hCG) for gestational age in early pregnancy Excludes: blighted ovum (631.8) molar pregnancy (631.8)
631.8: Other abnormal products of conception Blighted ovum

Biochemical pregnancy

Chemical pregnancy

Inappropriate level of quantitative human chorionic gonadotropin (hCG) for gestational age in early pregnancy

Excludes:

blighted ovum (631.8)

molar pregnancy (631.8)