Congenital plaque-type glomuvenous malformations associated with fetal pleural effusion and ascites.

Glomuvenous malformations are hereditary vascular anomalies, usually without extracutaneous involvement. We report two cases of extensive thoracic plaque-type glomuvenous malformation in newborns who had previously been diagnosed in utero with pleural effusion and ascites, suggesting a pathogenic link between the two conditions.