label: brachycephaly, trichomegaly, and developmental delay
label_lc: brachycephaly, trichomegaly, and developmental delay
description: BTDD is an autosomal dominant disorder characterized by brachycephaly, trichomegaly, and developmental delay. Although it is caused by dysfunction of the ribosome, patients do not have anemia (summary by {2:Paolini et al., 2017}).