<prompt> A 2 years old male is brought to the hospital there is a compressible swelling at the root of nose, likely diagnosis isMeningoencephaloceleLacrimal sac cystEthmoid sinus cystOrbital extension arterial malformation  <response>: Ans. is a i.e.meningoencephalocele It is herniation of the brain along with meninges through a congenital bony defectSwelling shows cough impulse.It may be reducible. 