Table 1

Clinical features of the Hall-Riggs patients compared to those of our cases

Hall-Riggs casesOur cases
Anamnestic features
Feeding problems/vomiting3/62/2
Poor growth6/62/2
Mental retardation6/62/2
Absent speech6/62/2
Major clinical features
Microcephaly6/62/2
Epicanthic folds5/62/2
Flat nasal bridge6/62/2
Anteverted nares6/62/2
Full lips6/62/2
Additional findings
Seizures3/62/2
Abnormal MRI?2/2
Abnormal dentition?1/2
Major radiological features
Delayed bone age4/62/2
Epiphyseal defect4/62/2
Metaphyseal defect4/62/2
Platyspondyly2/62/2
Abnormal vertebrae2/6
Brachydactyly1/62/2