O35 | 
		  | 
		Maternal care for known or suspected fetal abnormality and damage   | 
	
	
		 |  | 
		
	
		| Includes | 
		the listed conditions in the fetus as a reason for hospitalization or other obstetric care to the mother, or for termination of pregnancy
  | 
	 
	
		| CodeAlso | 
		any associated maternal condition
  | 
	 
	
		| Excludes1 | 
		encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
  | 
	 
	
		| char7Note | 
		One of the following 7th characters is to be assigned to each code under category O35.  7th character 0 is for single gestations and multiple gestations where the fetus is unspecified.  7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O35 that has a 7th character of 1 through 9.
  | 
	 
	
		| char7Def | 
		0: not applicable or unspecified 1: fetus 1 2: fetus 2 3: fetus 3 4: fetus 4 5: fetus 5 9: other fetus
  | 
	 
 
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		 O35.0 | 
		  | 
		Maternal care for (suspected) central nervous system malformation in fetus | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		chromosomal abnormality in fetus (O35.1-)
  | 
	 
 
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	  |  | 
	
		 O35.00 | 
		 | 
		Maternal care for (suspected) central nervous system malformation or damage in fetus, unspecified | 
	 
  |   |  | 
	
		 O35.01 | 
		 | 
		Maternal care for (suspected) central nervous system malformation or damage in fetus, agenesis of the corpus callosum | 
	 
  |   |  | 
	
		 O35.02 | 
		 | 
		Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly | 
	 
  |   |  | 
	
		 O35.03 | 
		 | 
		Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts | 
	 
  |   |  | 
	
		 O35.04 | 
		 | 
		Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele | 
	 
  |   |  | 
	
		 O35.05 | 
		 | 
		Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly | 
	 
  |   |  | 
	
		 O35.06 | 
		  | 
		Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly | 
	 
	
		 |  | 
		
| Maternal care for fetal hydrocephalus |   
 | 
	   |   |  | 
	
		 O35.07 | 
		 | 
		Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly | 
	 
  |   |  | 
	
		 O35.08 | 
		 | 
		Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida | 
	 
  |   |  | 
	
		 O35.09 | 
		 | 
		Maternal care for (suspected) other central nervous system malformation or damage in fetus | 
	 
  |    | 
 |  | 
	
		 O35.1 | 
		 | 
		Maternal care for (suspected) chromosomal abnormality in fetus | 
	 
 |  | 
	
		 O35.10 | 
		 | 
		Maternal care for (suspected) chromosomal abnormality in fetus, unspecified | 
	 
  |   |  | 
	
		 O35.11 | 
		 | 
		Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13 | 
	 
  |   |  | 
	
		 O35.12 | 
		 | 
		Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18 | 
	 
  |   |  | 
	
		 O35.13 | 
		 | 
		Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21 | 
	 
  |   |  | 
	
		 O35.14 | 
		 | 
		Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome | 
	 
  |   |  | 
	
		 O35.15 | 
		 | 
		Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality | 
	 
  |   |  | 
	
		 O35.19 | 
		 | 
		Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality | 
	 
  |    | 
 |  | 
	
		 O35.A | 
		 | 
		Maternal care for other (suspected) fetal abnormality and damage, fetal facial anomalies | 
	 
  | 
 |  | 
	
		 O35.B | 
		 | 
		Maternal care for other (suspected) fetal abnormality and damage, fetal cardiac anomalies | 
	 
  | 
 |  | 
	
		 O35.C | 
		 | 
		Maternal care for other (suspected) fetal abnormality and damage, fetal pulmonary anomalies | 
	 
  | 
 |  | 
	
		 O35.D | 
		 | 
		Maternal care for other (suspected) fetal abnormality and damage, fetal gastrointestinal anomalies | 
	 
  | 
 |  | 
	
		 O35.E | 
		 | 
		Maternal care for other (suspected) fetal abnormality and damage, fetal genitourinary anomalies | 
	 
  | 
 |  | 
	
		 O35.F | 
		  | 
		Maternal care for other (suspected) fetal abnormality and damage, fetal musculoskeletal anomalies of trunk | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		maternal care for other (suspected) fetal abnormality and damage, fetal lower extremities anomalies (O35.H) maternal care for other (suspected) fetal abnormality and damage, fetal upper extremities anomalies (O35.G)
  | 
	 
 
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	   | 
 |  | 
	
		 O35.G | 
		 | 
		Maternal care for other (suspected) fetal abnormality and damage, fetal upper extremities anomalies | 
	 
  | 
 |  | 
	
		 O35.H | 
		 | 
		Maternal care for other (suspected) fetal abnormality and damage, fetal lower extremities anomalies | 
	 
  | 
 |  | 
	
		 O35.2 | 
		  | 
		Maternal care for (suspected) hereditary disease in fetus | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		chromosomal abnormality in fetus (O35.1-)
  | 
	 
 
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	   | 
 |  | 
	
		 O35.3 | 
		  | 
		Maternal care for (suspected) damage to fetus from viral disease in mother | 
	 
	
		 |  | 
		
| Maternal care for damage to fetus from maternal cytomegalovirus infection |  | Maternal care for damage to fetus from maternal rubella |   
 | 
	   | 
 |  | 
	
		 O35.4 | 
		 | 
		Maternal care for (suspected) damage to fetus from alcohol | 
	 
  | 
 |  | 
	
		 O35.5 | 
		  | 
		Maternal care for (suspected) damage to fetus by drugs | 
	 
	
		 |  | 
		
| Maternal care for damage to fetus from drug addiction |   
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	   | 
 |  | 
	
		 O35.6 | 
		 | 
		Maternal care for (suspected) damage to fetus by radiation | 
	 
  | 
 |  | 
	
		 O35.7 | 
		  | 
		Maternal care for (suspected) damage to fetus by other medical procedures | 
	 
	
		 |  | 
		
| Maternal care for damage to fetus by amniocentesis |  | Maternal care for damage to fetus by biopsy procedures |  | Maternal care for damage to fetus by hematological investigation |  | Maternal care for damage to fetus by intrauterine contraceptive device |  | Maternal care for damage to fetus by intrauterine surgery |   
 | 
	   | 
 |  | 
	
		 O35.8 | 
		  | 
		Maternal care for other (suspected) fetal abnormality and damage | 
	 
	
		 |  | 
		
| Maternal care for damage to fetus from maternal listeriosis |  | Maternal care for damage to fetus from maternal toxoplasmosis |   
 | 
	   | 
 |  | 
	
		 O35.9 | 
		 | 
		Maternal care for (suspected) fetal abnormality and damage, unspecified | 
	 
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