Overview
Hidrotic ectodermal dysplasia, Christianson-Fourie type, is an extremely rare genetic condition that belongs to a group of disorders called ectodermal dysplasias. These conditions affect the development of structures that come from the outer layer of the embryo (the ectoderm), including hair, nails, teeth, and sweat glands. The term 'hidrotic' means that sweat gland function is generally preserved, so people with this condition can usually sweat normally, unlike some other forms of ectodermal dysplasia. In the Christianson-Fourie type specifically, affected individuals typically show abnormalities of the nails and hair. Nails may be thickened, discolored, or abnormally shaped. Hair can be sparse, thin, or brittle. Teeth may also be affected, with some teeth missing or abnormally formed. The severity of these features can vary from person to person, even within the same family. Because this is such a rare condition, treatment is mainly supportive and focused on managing symptoms. This may include dental care for tooth abnormalities, dermatological care for nail and hair problems, and psychological support for the cosmetic impact of the condition. There is currently no cure, but many individuals can lead relatively normal lives with appropriate care and management.
Also known as:
Key symptoms:
Thickened or abnormally shaped nailsSparse or thin hairBrittle hair that breaks easilyMissing teeth or abnormally shaped teethDiscolored nailsSlow-growing hairDry or rough skin in some areasNormal ability to sweat
Clinical phenotype terms (10)— hover any for plain English
Autosomal dominant
Passed on from just one parent; each child has about a 50% chance of inheriting it
Childhood
Begins in childhood, roughly ages 1 to 12
Treatments
No FDA-approved treatments are currently listed for Hidrotic ectodermal dysplasia, Christianson-Fourie type.
View clinical trials →Clinical Trials
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Specialists
View all specialists →No specialists are currently listed for Hidrotic ectodermal dysplasia, Christianson-Fourie type.
Treatment Centers
8 centersBaylor College of Medicine Rare Disease Center ↗
Baylor College of Medicine
📍 Houston, TX
🏥 NORDStanford Medicine Rare Disease Center ↗
Stanford Medicine
📍 Stanford, CA
🔬 UDNNIH Clinical Center Undiagnosed Diseases Program ↗
National Institutes of Health
📍 Bethesda, MD
🔬 UDNUCLA UDN Clinical Site ↗
UCLA Health
📍 Los Angeles, CA
🔬 UDNBaylor College of Medicine UDN Clinical Site ↗
Baylor College of Medicine
📍 Houston, TX
🔬 UDNHarvard/MGH UDN Clinical Site ↗
Massachusetts General Hospital
📍 Boston, MA
🏥 NORDMayo Clinic Center for Individualized Medicine ↗
Mayo Clinic
📍 Rochester, MN
👤 Mayo Clinic Center for Individualized Medicine
🏥 NORDUCLA Rare Disease Day Program ↗
UCLA Health
📍 Los Angeles, CA
Travel Grants
No travel grants are currently matched to Hidrotic ectodermal dysplasia, Christianson-Fourie type.
Community
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Caregiver Resources
NORD Caregiver Resources
Support, advocacy, and financial assistance for caregivers of rare disease patients.
Mental Health Support
Rare disease caregiving can be isolating. Connect with counseling and peer support.
Family & Caregiver Grants
Financial assistance programs specifically for caregivers of rare disease patients.
Social Security Disability
Learn how rare disease patients may qualify for SSDI/SSI benefits.
Questions for your doctor
Bring these to your next appointment
- Q1.What specific type of ectodermal dysplasia does my child have, and how was this determined?,Should we pursue genetic testing, and what would the results mean for our family?,What dental treatments will be needed, and when should they start?,Are there any new treatments or clinical trials available for this condition?,How can we best support our child's emotional well-being related to their appearance?,What is the chance of passing this condition to future children?,How often should we schedule follow-up visits with specialists?
Common questions about Hidrotic ectodermal dysplasia, Christianson-Fourie type
What is Hidrotic ectodermal dysplasia, Christianson-Fourie type?
Hidrotic ectodermal dysplasia, Christianson-Fourie type, is an extremely rare genetic condition that belongs to a group of disorders called ectodermal dysplasias. These conditions affect the development of structures that come from the outer layer of the embryo (the ectoderm), including hair, nails, teeth, and sweat glands. The term 'hidrotic' means that sweat gland function is generally preserved, so people with this condition can usually sweat normally, unlike some other forms of ectodermal dysplasia. In the Christianson-Fourie type specifically, affected individuals typically show abnormal
How is Hidrotic ectodermal dysplasia, Christianson-Fourie type inherited?
Hidrotic ectodermal dysplasia, Christianson-Fourie type follows a autosomal dominant inheritance pattern. Genetic counseling can help families understand recurrence risk and testing options.
At what age does Hidrotic ectodermal dysplasia, Christianson-Fourie type typically begin?
Typical onset of Hidrotic ectodermal dysplasia, Christianson-Fourie type is childhood. Age of onset can vary across affected individuals.