| O3511X0 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, not applicable or unspecified |
| O3511X1 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 1 |
| O3511X2 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 2 |
| O3511X3 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 3 |
| O3511X4 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 4 |
| O3511X5 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 5 |
| O3511X9 | Mat care chromosomal abnlt in fetus, Trisomy 13, other fetus Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, other fetus |
| O3512 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18 |
| O3512X0 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, not applicable or unspecified |
| O3512X1 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, fetus 1 |
| O3512X2 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, fetus 2 |
| O3512X3 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, fetus 3 |
| O3512X4 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, fetus 4 |
| O3512X5 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, fetus 5 |
| O3512X9 | Mat care chromosomal abnlt in fetus, Trisomy 18, other fetus Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, other fetus |
| O3513 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21 |
| O3513X0 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21, not applicable or unspecified |
| O3513X1 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21, fetus 1 |
| O3513X2 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21, fetus 2 |
| O3513X3 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21, fetus 3 |
| O3513X4 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21, fetus 4 |
| O3513X5 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21, fetus 5 |
| O3513X9 | Mat care chromosomal abnlt in fetus, Trisomy 21, other fetus Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21, other fetus |
| O3514 | Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome |
| O3514X0 | Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome, not applicable or unspecified |
| O3514X1 | Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome, fetus 1 |
| O3514X2 | Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome, fetus 2 |
| O3514X3 | Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome, fetus 3 |
| O3514X4 | Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome, fetus 4 |
| O3514X5 | Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome, fetus 5 |
| O3514X9 | Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome, other fetus |
| O3515 | Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality |
| O3515X0 | Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality, not applicable or unspecified |
| O3515X1 | Mat care chromsoml abnlt in fetus, sex chromo abnlt, fetus 1 Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality, fetus 1 |
| O3515X2 | Mat care chromsoml abnlt in fetus, sex chromo abnlt, fetus 2 Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality, fetus 2 |
| O3515X3 | Mat care chromsoml abnlt in fetus, sex chromo abnlt, fetus 3 Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality, fetus 3 |
| O3515X4 | Mat care chromsoml abnlt in fetus, sex chromo abnlt, fetus 4 Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality, fetus 4 |
| O3515X5 | Mat care chromsoml abnlt in fetus, sex chromo abnlt, fetus 5 Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality, fetus 5 |
| O3515X9 | Mat care chromsoml abnlt in fetus, sex chromosome abnlt, oth Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality, other fetus |
| O3519 | Mat care chromosomal abnlt in fetus, other chromosomal abnlt Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality |
| O3519X0 | Mat care chromsoml abnlt in fts, other chromsoml abnlt, unsp Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, not applicable or unspecified |
| O3519X1 | Mat care chromsoml abnlt in fts, other chromsoml abnlt, fts1 Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 1 |
| O3519X2 | Mat care chromsoml abnlt in fts, other chromsoml abnlt, fts2 Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 2 |
| O3519X3 | Mat care chromsoml abnlt in fts, other chromsoml abnlt, fts3 Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 3 |
| O3519X4 | Mat care chromsoml abnlt in fts, other chromsoml abnlt, fts4 Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 4 |
| O3519X5 | Mat care chromsoml abnlt in fts, other chromsoml abnlt, fts5 Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 5 |
| O3519X9 | Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, other fetus |
| O352 | Maternal care for (suspected) hereditary disease in fetus |
| O352XX0 | Maternal care for (suspected) hereditary disease in fetus, not applicable or unspecified |
| O352XX1 | Maternal care for (suspected) hereditary disease in fetus, fetus 1 |