Flowing wax appearance on anterior and posterior borders of veebrae is seen in -
Radiological features of DISH (Diffuse Idiopathic skeletal hyperostosis) : Flowing calcification and ossification along the anterolateral aspect of veebral bodies. - Flowing wax appearance Preserved disc space. Absence of bony ankyosis of facet joints,absence of sacroiliac bony erosion,sclerosis or bony fusion.
Ankylosing spondylitis
DISH
Psoriatic ahropathy
Rheumatoid ahritis
Skeletal system