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 patient was born with a cleft lip, cleft palate, atrial septal defect, skeletal abnormalities, and absent thymus with severe T-cell deficiency. At 6 months, he underwent a thymus transplant and was diagnosed with complete DiGeorge syndrome. He later developed inflammation of the thyroid gland with hypothyroidism, followed by hyperthyroidism. … read more

Early on in life, the participant had a gastrostomy tube (G tube) placed because she was not growing as expected. Around this time, she was diagnosed with anemia and a high white blood cell count (leukocytosis). Currently she is very short and has pain in her knees and ankles. She … read more

At birth, the participant was noticed to have folded ears (overfolding of the superior helices) and eye abnormalities (retinal coloboma, microphthalmia, strabismus). At 3 months, she began to experience seizures (infantile spasms). Although a ketogenic diet helped the participant become seizure-free for 5 years, the seizures (generalized tonic-clonic, generalized myoclonic, … read more
