The number of abortions that are 24 weeks and over by principal medical condition, performed under section 1(1)(d), are shown in the following table. Abortions performed under this section are those where “there is a substantial risk that if the child were born it would suffer from such physical or mental abnormalities as to be seriously handicapped”. Medical conditions recorded under section 1(1)(d) are coded using the International Statistical Classification of Diseases and Related Health Problems (10th edition) published by the World Health Organisation. This classification does not split diseases and related health problems into those that are rectifiable and those that are not. Principalmedical condition for abortions performed over 24 weeks, residents ofEngland and Wales,2010-12 ICD-10code Condition 2010 2011 2012 Totalgrounds E alone or with anyother1 147 146 160 Q00-Q89 Congenitalmalformationstotal 106 96 106 Q00-Q07 Thenervous systemtotal 66 56 69 Q00 Anencephaly 2 3 5 Q01 Encephalocele 1 1 1 Q02 Microcephaly 4 3 4 Q03 Hydrocephalus 4 3 3 Q04 Othermalformations of thebrain 28 24 30 Q05 Spinabifida 12 9 5 Q06-Q07 Other 15 13 21 Q10-Q18 Theeye, ear, face andneck 0 0 0 Q20-Q28 Thecardiovascularsystem 16 17 12 Q30-Q34 Therespiratorysystem 1 4 1 Q35-Q37 Cleftlip and cleftpalate 0 0 0 Q38-Q45 Othermalformations of the digestivesystem 1 0 1 Q60-Q64 Theurinarysystem 7 7 7 Q65-Q79 Themusculoskeletalsystem 8 7 11 Q80-Q85 Theskin, breast integumentphakomatoses 2 0 1 Q86-Q89 Other 5 5 4 Q90-Q99 Chromosomalabnormalitiestotal 29 34 32 Q90 Down’ssyndrome 10 17 3 Q910-Q913 Edwards’syndrome 10 2 8 Q914-Q917 Patau’ssyndrome 1 1 7 Q92-Q99 Other 8 14 14 Otherconditionstotal 14 16 22 P00-P04 Fetusaffected by maternal factors 7 5 1 P05-P08 Fetaldisorders related to gestation andgrowth 2 8 11 P35-P39 Fetusaffected by congenital infectious disease 0 0 0 P529 Intercranialnontraumatic haemorrhage offetus 0 0 4 P832-P833 Hydropfetalis not due to haemolyticdisease 0 0 1 O30 Multiplegestation 0 0 0 O41 Disorderof the amnioticfluids 0 0 0 Z20-Z22 Exposureto communicabledisease 0 1 5 Z80-Z84 Familyhistory of heritabledisorder 1 0 0 E84 Cysticfibrosis 2 0 0 GroundA, B, F,G 2 2 0 1ICD-10 codes are taken from the International StatisticalClassification of Diseases and Related Health Problems (Tenth Revision)published by the World Health Organisation(WHO).