spine disk stages of herniation. flat anatomical . icon set. healthy, degeneration, prolapse, protrusion,

anatomical anatomy annulus backache background biology board bone bony bulge chiropractic color column cord costal degenerate degenerated degeneration design disc disease disk extrusion fibrosus flat hernia herniated herniation hnp icon illustration intervertebral isolated lumbar mamillary medically medicine pain prolapse prolapsed protrusion sequestrated sequestration set skeleton spinal stages superior vector vertebral white