48,XYYY syndrome is a rare Y chromosome number anomaly that affects only males and is characterized by mild-moderate developmental delay (especially speech), normal to mild intellectual disability, la...
Comprehensive, easy-to-understand information about this condition
How we create this content →Helpful links for rare disease information and support
Questions that may be helpful when speaking with your healthcare team
Helpful links for rare disease information and support
Questions that may be helpful when speaking with your healthcare team
Helpful links for rare disease information and support
Questions that may be helpful when speaking with your healthcare team
Clinical profile data for this condition is not yet available. Phenotype information may still be loading below.
European rare disease database
Genetic and Rare Diseases Info Center
Common questions about 48,XYYY syndrome
AI-Generated Content: This summary was generated using AI. Always consult with qualified healthcare providers for medical guidance.
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