Developmental and genetic diseases

*Gene map locus 5q13-q22

CMAL

CMC1

Capillary malformations

Capillary malformations, congenital, 1

Nevi flammei, familial multiple

Port-wine stain

[Clinical features: ectasia of superficial dermal capillaries; persistent macular erythema; dark red, nonelevated, sharply circumscribed patches which blanch on pressure with a glass, leaving a residual brown hyperpigmentation]

[Inheritance: sporadic cases, autosomal dominant]