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 at full term with no complications during pregnancy. He had jaundice during the neonatal period, which was treated with a Biliblanket. At 2 months of age, his pediatrician noticed a decline in weight gain and diagnosed him with failure to thrive. The participant was followed for … read more

At 4 months old, the participant had an episode of extremely high blood pressure (malignant hypertension), which required resuscitation and intubation. He underwent an extensive workup, but a diagnosis was not found. Since then, he has had four other hospitalizations due to high blood pressure. His systolic blood pressures have … read more

The participant’s parents first became concerned about her development at 18 months when they noticed that she had not started talking or walking independently. The participant continued to be delayed in meeting developmental milestones throughout her childhood. Between 18 months and 3 years, she also developed rigid and obsessive-compulsive behavior … read more
