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Rare Disease at Children’s Mercy

It can be lonely and frustrating to have a child with an undiagnosed condition. Often families must be their own advocates during the long journey to find a diagnosis.

Children’s Mercy is here to treat children with rare disease. With highly trained clinicians focused on multi-disciplinary care for numerous rare diseases, Children’s Mercy is the best place in the region for rare disease diagnosis, treatment and research.

Our care and services are informed by those who understand rare disease best – our patients and families. Read more about our Rare Patient Family Advisory Council.

Our expertise for your child


Children’s Mercy offers several specialty clinics for children who have rare diseases.

Researching rare disease

Learn about how Genomic Answers for Kids is using 5-base sequencing, a technology that can help provide answers to families who previously had undiagnosed rare genetic diseases.


Genomic Answers for Kids (GA4K) is changing the landscape of pediatric genomics through the most advanced system for rare disease diagnosis in the world. The team has surpassed 2,000 rare diagnoses through their groundbreaking work—far out-pacing other rare disease research programs—and continue to conduct cutting-edge science that has led to a number of “firsts” in the field of genomics research.

Rare disease research programs

 

Stories

11Q Chromosome deletion: Londyn's story

Londyn's mother, Karla, knew something was wrong with her baby. She followed her gut and persisted until Londyn received the diagnosis and care she needed at Children's Mercy Kansas City.

Meet Londyn
Londyn, a Children's Mercy patient, smiles for the camera with a piece of red clay stuck to her forehead

Angelman Syndrome: Maddie's Story

When Maddie was diagnosed with Angelman syndrome, it changed the course of her family’s life forever, setting them on the path to help launch the Angelman Syndrome Clinic at Children’s Mercy.

Meet Maddie

Rare Patient Family Advisory Council

The Rare Patient Family Advisory Council works in partnership with the Children’s Mercy Genetics Clinic staff members to advocate on behalf of parents and patients for the best quality of care and research.