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Table 2 Prevalence of types and subtypes of congenital malformations identified at “Les Orangers” Maternity and Reproductive Health Hospital of Rabat, Morocco

From: Prevalence of congenital malformations at the “les Orangers” maternity and reproductive health Hospital of Rabat: descriptive study of 470 anomalies

Types and subtypes of congenital malformations according to classification (ICD-10)No./470%Total prevalence per 10,000 live births
Q00-Q07 Congenital malformations of the nervous system
 Hydrocephalus (Q03.9)26315,9
 Anencephaly (Q00)2226,25
 Spina-bifida (Q05.9)1720,243,8
 Encephalocele (Q01.9)561,14
 Microcephaly (Q02)44,760,9
 Holoprosencephaly (Q04.2)44,760,9
 Dandy Walker syndrome (Q03.1)22,40,45
 Arnold Chiari syndrome (Q07.0)11,20,2
 Facial paralysis (Q07.8)11,20,2
 Agenesis of corpus callosum (Q04.0)11,20,2
 Absence of Thalamia11,20,2
Q10-Q18 Congenital malformations of the eye, ear, face & neck
 Craniofacial dysmorphisma2951,786,6
 Short necka610,71,3
 Low-set ears (Q17.4)610,71,3
 Exophtalmia (=Macrophtalmos) (Q11.3)35,350,7
 Microphtalmos (Q11.2)11,80,2
 Congenital glaucoma (Q15.0)11,80,2
 Frontal bossinga11,80,2
 congenital absence of auricle (Q16.0)11,80,2
 Gum tootha11,80,2
Q20-Q28 Congenital malformations of the circulatory system
 Congenital valve malformationa1026,312,2
 Anasarca fetoplacentala718,421,6
 Cystic hygromaa513,151,1
 Single umbilical artery (Q27.0)410,520,9
 Laevocardia (Q24.1)12,630,2
 Tetralogy of Fallot (Q21.3)12,630,2
 Congenital malformation of heart, unspecified (Q24.9)12,630,2
 Single umbilical artery (Q27.0)12,630,2
 2 arteries + 2 veinsa12,630,2
Q30-Q34 Congenital malformations of the respiratory system
 Agenesis of nose cartilage (Q30.1)2400,45
 Hypoplasia and dysplasia of lung (Q33.6)2400,45
 Agenesis of lung (Q33.3)1200,2
Q35-Q37 Cleft lip and cleft palate
 Cleft palate with cleft lip (Q37.-)942,862
 Cleft lip (Q36.-)733,331,6
 Cleft palate (Q35.-)314,30,6
 Alveolar clefta14,760,2
 Velopalatine cleft a14,760,2
Q38-Q45 Other congenital malformations of the digestive system
 Atresia of oesophagus NOS (Q39.0)633,331,3
 Hepatomegaly (Q44.7)316,70,6
 Imperforate anus (Q42.3)211,110,45
 Antal malformation (Q43.9)211,110,45
 Congenital malformation of mouth NOS (Q38.6)15,550,2
 High arched palate (Q38.5)15,550,2
 Macroglossia (Q38.2)15,550,2
 Glossoptosis a15,550,2
 Congenital dilatation of the colon (Q43.9)15,550,2
Q50-Q56 Congenital malformations of genital organs
 Hypospadias (Q54.9)a7281,6
 Micropenis (Q55.6)7281,6
 Ambiguous genitalia (Q56.4)6241,3
 Cryptorchism (Q53.9)3120,6
 Invisible clitoris (Q52.6)140,2
 Congenital malformation of female genitalia (Q52.9)140,2
Q60-Q64 Congenital malformations of the urinary system
 Polycystic kidney (Q61.3)2200,45
 Ureterohydronephrosis (Q62.-)2200,45
 Epispadias (Q64.0)2200,45
 Absence of bladder (Q64.5)2200,45
 Congenital dilatation of ureter (Q62.2)1100,2
 Congenital displaced kidney (Q63.2)1100,2
Q65-Q79 Congenital malformations and deformations of the musculoskeletal system
 Clubfoot (Q66.8)2717,46
 Omphalocele (Q79.2)127,72,7
 Accessory fingers (Q69.0)117,12,5
 Reduced limbs (Q73.8)106,42,3
 Gastroschisis (Q79.3)85,11,8
 Chondrodysplasia punctata (Q77.3)63,91,3
 Talipes equinovarus (Q66.0)53,21,1
 Macrocephaly (Q75.3)53,21,1
 Prune Belly syndrome (Q79.4)53,21,1
 Syndactyly (Q70.-)42,60,9
 Toe agenesisa42,60,9
 Feet valgus (Q66.6)31,90,7
 Fingers agenesisa31,90,7
 Congenital anomaly of limb(s) (Q74.9)31,90,7
 Thanatophoric dysplasiaa31,90,7
 Craniosynostosis (Q75.0)31,90,7
 Hypertelorism (Q75.2)21,30,4
 Hyperlaxity ligamenta21,30,4
 Congenital absence of limbs (Q73.0)21,30,4
 Forearm agenesisa21,30,4
 Foot agenesisa21,30,4
 Limbs in hyperflexion a21,30,4
 Limbs asymmetrya21,30,4
 Congenital dislocation of hip (Q65.2)21,30,4
 Scoliosis (Q67.5)21,30,4
 Caudal regression syndromea21,30,4
 Diaphragmatic hernia (Q79.0)21,30,4
 Narrow thorax (Q67.8)21,30,4
 Amniotic bandsa10,640,2
 Hand agenesisa10,640,2
 Phalanges agenesisa10,640,2
 Thumb hypoplasiaa10,640,2
 Club handa10,640,2
 Bone growtha10,640,2
 Spine agenesisa10,640,2
 Sarcum agenesisa10,640,2
 Parieto-occipital bone agenesisa10,640,2
 Congenital funnel chest (Q67.6)10,640,2
 Malformation of ribs (Q76.6)10,640,2
 Thin thorax (Q67.8)10,640,2
 Asymetric thorax (Q76.9)10,640,2
 Deformed thorax (Q76.9)10,640,2
 Expanded Thorax (Q67.8)10,640,2
Q80-Q89 Other congenital malformations
 Ichtyosis vulgaris (Q80.0)316,70,7
 Cervico-facial hemolymphangiomaa211,110,4
 Congenital splenomegalya211,110,4
 Alopecia (Q84.0)15,550,2
 Naevus (Q82.5)15,550,2
 Epidermal sinusa15,550,2
 Situs inversus (Q89.3)15,550,2
 Umbilical cord membrane detachmenta15,550,2
 Pierre Robin syndrome (Q87.0)15,550,2
 Acardiac fetusa15,550,2
 Absence of gluteal folda15,550,2
 Cyclopia (Q87.0)15,550,2
 Ombilical herniaa15,550,2
Q90-Q99 Chromosomal abnormalities
 Down syndrome (=Down syndrome) (Q90.-)3587,58
 Trisomy 13 (Q91.7)250,4
 Trisomy 18 (Q91.3)12,50,2
 Trisomy 8 (Q92.1)12,50,2
 Senior Loken syndromea12,50,2
  1. No Number of cases, % percentage
  2. aCongenital malformations not found in the ICD-10 classification