OTHER CONDITIONS ORIGINATING IN THE PERINATAL PERIOD (764-779)
The following fifth-digit subclassification is for use with category 764 and codes 765.0 and 765.1 to denote birthweight:
0 unspecified [weight]
1 less than 500 grams
2 500-749 grams
3 750-999 grams
4 1,000-1,249 grams
5 1,250-1,499 grams
6 1,500-1,749 grams
7 1,750-1,999 grams
8 2,000-2,499 grams
9 2,500 grams and over
773 Hemolytic disease of fetus or newborn, due to isoimmunization
773.0: Hemolytic disease due to Rh isoimmunization
Anemia due to RH:
antibodies
isoimmunization
maternal/fetal incompatibility
Erythroblastosis (fetalis) due to RH:
antibodies
isoimmunization
maternal/fetal incompatibility
Hemolytic disease (fetus) (newborn) due to RH:
antibodies
isoimmunization
maternal/fetal incompatibility
Jaundice due to RH:
antibodies
isoimmunization
maternal/fetal incompatibility
Rh hemolytic disease
Rh isoimmunization
773.1: Hemolytic disease due to ABO isoimmunization
ABO hemolytic disease
ABO isoimmunization
Anemia due to ABO:
antibodies
isoimmunization
maternal/fetal incompatibility
Erythroblastosis (fetalis) due to ABO:
antibodies
isoimmunization
maternal/fetal incompatibility
Hemolytic disease (fetus) (newborn) due to ABO:
antibodies
isoimmunization
maternal/fetal incompatibility
Jaundice due to ABO:
antibodies
isoimmunization
maternal/fetal incompatibility
773.2: Hemolytic disease due to other and unspecified isoimmunization
Erythroblastosis (fetalis) (neonatorum) NOS
Hemolytic disease (fetus) (newborn) NOS
Jaundice or anemia due to other and unspecified blood-group incompatibility
773.3: Hydrops fetalis due to isoimmunization
Use additional code, if desired, to identify type of isoimmunization (773.0-773.2)
773.4: Kernicterus due to isoimmunization
Use additional code, if desired, to identify type of isoimmunization (773.0-773.2)
773.5: Late anemia due to isoimmunization

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