Every year hundreds of men, women and children 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 Common Fund that seeks to provide answers for patients and families affected by these mysterious conditions.

Applications received: 3220
Applications under review: 474
Participants accepted: 1274

Participants evaluated: 1029
Participants diagnosed: 283
Participants with exome or genome sequencing complete: 1037
Participants with metabolomic analyses complete: 148
Participants with samples in the Central Biorepository: 692
Variants studied by the Model Organisms Screening Center: 203

Data Sharing
Manuscripts published: 53
ClinVar submissions: 248
Participants with data submitted to dbGaP: 450
Participants with data submitted to PhenomeCentral: 863

Last updated: February 25, 2019
Note: only proband data is reported here