Abstract
We report a series of eight patients with the Say/Barber/Biesecker/ Young-Simpson (SBBYS) type of Ohdo syndrome, which is the largest cohort described to date. We expand on the type, frequency and severity of the clinical characteristics in this condition; comment on the natural history of Ohdo syndrome and further refine previously published diagnostic criteria. Cytogenetic investigations and microarray CGH analysis undertaken in this cohort of patients failed to identify a chromosomal aetiology. It remains possible that this rare condition is heterogeneous and therefore caution must be undertaken during counselling until the underlying genetic mechanism(s) is (are) identified. © 2008 The Authors Journal compilation © 2008 Blackwell Munksgaard.
Original language | English |
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Pages (from-to) | 434-444 |
Number of pages | 10 |
Journal | Clinical Genetics |
Volume | 74 |
Issue number | 5 |
DOIs | |
Publication status | Published - 2008 |
Keywords
- Blepharophimosis
- Developmental delay
- Ohdo syndrome
- Young-Simpson syndrome