Every year hundreds of patients face uncertainty when healthcare providers are unable to discover the cause for their symptoms.
The Undiagnosed Diseases Network (UDN) is a research study backed by the National Institutes of Health that seeks to provide answers for patients and families affected by these mysterious conditions.
Model Organisms
The Model Organisms Screening Center (MOSC) for the Undiagnosed Diseases Network (UDN) is composed of two Centers that use fruit fly (Drosophila melanogaster), nematode worm (Caenorhabditis elegans) and zebrafish (Danio rerio) genetics and biology to tackle rare and undiagnosed diseases.
Publications

The participant was born prematurely at 33 weeks after she was diagnosed with IUGR at 27 weeks. She had a gap between her larynx and esophagus (laryngeal cleft) which was later repaired. During infancy, she experienced episodes of retching and choking, which lead to low blood oxygen levels and occasionally … read more

The participant was delivered via induced vaginal delivery at 37 weeks gestation. Delivery was induced because she was small for gestational age and her mother had poor weight gain. She had regular bowel movements until 15 months of age when she was noted to have intermittent stool withholding behavior. At … read more
As a child, the participant was found to have webbed toes (syndactyly) and flat feet. He had surgery for flat feet when he was 12 years old, which included bone grafts and an Achilles tendon release. Around this time he was also diagnosed with a mild curvature of the spine … read more
