Conditions / Syndrome
FG syndrome
info · Syndrome
A syndrome characterized by retardation, hyperactivity, hypotonia, broad thumbs, big first toes and a characteristic facial appearance including macrocephaly and has an X-linked recessive inheritance pattern.
Signs and symptoms
- Fine hair
- Hypotonia
- Relative macrocephaly
- Sparse hair
- Broad thumb
- Broad hallux
- Prominent forehead
- Chronic constipation
- Hyperactivity
- Intellectual disability
Also known as: Keller syndrome; Opitz-Kaveggia syndrome