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

When the participant was 2 days old, she was found to be arching backwards. It was suspected that she was having a seizure, but follow-up testing was normal. She has not had any seizure-like episodes since. Early in life, she was also found to have hearing loss (sensorineural hearing impairment) … read more

The patient was born with a heart defect (patent foramen ovale), two ureters connected to the left kidney instead of one (renal duplication), a small head size (microcephaly), low thyroid hormone production (congenital hypothyroidism), a small jaw (micrognathia), an abdominal wall defect (omphalocele), and a narrowing of the anal canal … read more

The patient was born at 41.5 weeks and immediately had breathing difficulties. She was in the neonatal intensive care unit (NICU) for 5 months and required mechanical ventilation, a tracheostomy, Nissen fundoplication, and a gastrostomy tube (g-tube). The tracheostomy and g-tube were removed at age 4 and 5 years, respectively. … read more
