SAT-060 Unusual Case of Short Stature and Poor Growth in Childhood

Background: Néstor-Guillermo progeria syndrome (NGPS; OMIM 614008) is caused by biallelic pathogenic variants in BANF1 (barrier-to-autointegration factor 1) on chromosome 11q13. It characterized by early onset and slow progression of symptoms including poor growth, lipoatrophy, pseudo-senile facial appearance, and normal cognitive development. Two adult patients have been reported. This is the first reported case of a child with NGPS who presented to endocrine clinic with failure to grow. Clinical Case: Two year, 8 month old Hispanic female born at 40 weeks gestation with birth weight 3.5 kg. At 1 year, she had short stature, poor weight gain, and thinning hair. There were no developmental concerns. Family history was remarkable for consanguinity. At presentation, her weight was 8.5 kilograms) and height 80 centimeters (both A (p.Ala12Thr) inherited from each of the unaffected parents. Conclusion: Progeria syndromes are unusual but diagnosable causes of failure to grow and can be diagnosed based on clinical suspicion. This patient represents the first child reported with NGPS.