<unk>  and anophthalmia combined are estimated to occur in about 1 in 10,000 births, though estimates have varied from 2 and 23 in 100,000 births. Approximately 3–11% of all blind children born globally have<unk> . + Incidence per 10,000 live births of<unk>  (MO) and anophthalmia (AO) Study region Category Incidence (95% CI) Time period Denmark AO+MO 1.2 1995–2012 UK AO 0.24 (0.13–0.40) 1999 0.04 (0–0.13) 2011 MO 1.08 (0.82–1.35) 1999 1.00 (0.76–1.24) 2011 US AO+MO 2.08 (1.90–2.26) 1999–2001 1.87 (1.73–2.01) 2004–2006 1.91 (1.79–2.03) 2010–2014
Microphthalmia
Xanthochromia
Macular hypoplasia
Macrodontia 
Macrotia
Anisochromia
Xerophthalmia
Blue nails