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. 2013 May 9;13(2):311–317. doi: 10.12816/0003240

Table 1:

Summary of cases of functional disomy of chromosome Xp

Reference Gustashaw et al., 19946 Matsuo et al., 19993 Kokalj Vokac et al., 20027 Kolomietz et al., 20054 Monnot et al., 20088 Hunter et al., 20099 Myszka et al., 20105 Index case
Region of functional disomy Xp21.1→pter Xp11.21p21.3 Xp11.2p22.23 Xp11.2→pter Xp11.23–p11.4 Xp11.1p11.22 Xp11.2→pter Xp22.33p22.13
IUGR/GR + +
Facial dysmorphism + + + + + + + +
Hypertelorism + + +
Ear abnormalities + + + +
Myopia +
Developmental delay/cognitive impairment + + + + + + + +
Hypotonia + + + +
Myoclonal seizures + + + +
Small hands and feet + +
Clinodactyly + + +
Digital clubbing +
Hypermelanosis of Ito + +
Foramen ovale apertum + +
Hydronephrosis + +
Nystagmus + +
Tachypnea
Supernummery nipple
Sacral Mongolian spot
Broad forehead, posterior scalp line + +
Respiratory distress + + − +

IUGR = intrauterine growth restriction; GR = growth restriction.