Anterior scalloping of veabrae seen in -

Ans is option 2... Aoic aneurysm Anterior scalloping is seen in following conditions Aoic aneurysm, tuberculous spondylosis, lymphadenopathy, delayed motor development (in downs syndrome) Posterior scalloping is seen in Tumors in spinal canal (ependymoma, lipoma,, neurofibroma), neurofibromatosis, acromegally, achondroplasia, congenital syndromes like Ehler-Danlos, Marfans, Hurlers etc Ref Chapman 3/e p 88,89