
This clinical-genetic report examines a male infant misdiagnosed with congenital adrenal hyperplasia and reveals an Xp21 contiguous gene deletion causing X-linked adrenal hypoplasia.
Key Takeaways
- Adrenal insufficiency resulted from X-linked congenital adrenal hypoplasia (AHC)
- Neonatal adrenal insufficiency with salt-wasting crisis is life-threatening ( 1 , 2 )
- AHC is primarily caused by defects in the NR0B1 (DAX1)
