ICD-11 definition : Allan-Herndon-Dudley syndrome (AHDS) is an X-linked intellectual deficiency syndrome
with neuromuscular involvement characterized by hypotonia, muscular hypoplasia and
intellectual deficit.;
Allan-Herndon-Dudley syndrome (AHDS) is an X-linked intellectual deficiency syndrome
with neuromuscular involvement characterized by hypotonia, muscular hypoplasia and
intellectual deficit.