<unk>  is a rare X-linked dominant syndrome and is more common in males than females. Its prevalence within the general population has not yet been determined.
Lujan–Fryns syndrome
McKittrick-Wheelock syndrome
Smith–Fineman–Myers syndrome
Fox–Fordyce disease
McGillivray syndrome
Townes–Brocks syndrome
Kearns–Sayre syndrome
Flynn–Aird syndrome