<unk>  may be diagnosed based on the identification of characteristic symptoms or by testing for mutations on the UBR1 gene which are known to case this disorder.
Johanson–Blizzard syndrome
Cystic fibrosis
Gómez–López-Hernández syndrome
Secretan's syndrome
Fitz-Hugh–Curtis syndrome
Naegeli–Franceschetti–Jadassohn syndrome
Lucey–Driscoll syndrome
Zollinger–Ellison syndrome