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Cranioectodermal dysplasia: a new patient with an inapparent, subtle phenotype.
R Zannolli1, R Mostardini, M L Carpentieri
1Department of Pediatrics, Policlinico Le Scotte, University of Siena, Siena, Italy. zannolli@unisi.it
Pediatric Dermatology
|September 29, 2001
Summary
Cranioectodermal dysplasia presents subtly in a 4-year-old girl with specific facial and dental anomalies. This case highlights the syndrome's variable presentation, aiding in better understanding and treatment of this rare condition.
Area of Science:
- Genetics and Rare Diseases
- Pediatric Endocrinology
- Craniofacial Anomalies
Background:
- Cranioectodermal dysplasia is a rare genetic disorder.
- It is characterized by craniofacial and skeletal abnormalities, and ectodermal dysplasia.
- Associated life-threatening conditions include kidney failure and parathyroid-bone axis dysregulation.
Observation:
- A 4-year-old girl presented with subtle features suggestive of cranioectodermal dysplasia.
- Her features included dolichocephaly, clinodactyly, specific dental anomalies (microdontia, hypodontia, taurodontia), and facial differences.
- She lacked typical rhizomelic limb shortening and hair abnormalities.
Findings:
- The patient exhibited a mild, inapparent phenotype of cranioectodermal dysplasia.
- Key findings included specific craniofacial and dental anomalies, and corpus callosum hypoplasia.
- The absence of limb shortening and hair issues underscores phenotype variability.
Implications:
- Reporting this subtle case enhances understanding of cranioectodermal dysplasia's variable expressivity.
- It aids in recognizing milder forms of the syndrome.
- Improved recognition can lead to earlier diagnosis and tailored management strategies for affected children.