B-cell immunodeficiency-limb anomaly-urogenital malformation syndrome

Definition

A rare genetic multiple congenital anomalies/dysmorphic syndrome characterized by almost complete lack of B-cells and severe hypogammaglobulinemia, anomalies of the hands and feet, urogenital malformations, and characteristic facial dysmorphism (including microcephaly, highly arched eyebrows, hypoplastic alae nasi, and micrognathia). Most patients are developmentally normal, although moderate mental retardation has also been described.