A<unk>  is a bony growth originating inside a ligament, commonly seen in the ligaments of the spine, specifically the ligaments in the intervertebral joints leading to fusion of vertebrae.<unk> s are pathologically similar to osteophytes. Ankylosing spondylitis patients are particularly prone to developing<unk> s. They are also commonly seen in patients who have had back surgery or other chronic stresses on the ligaments of their spine.<unk> s indicate spine degeneration, similar to osteophytes of spine; however, they bridge across the joint as compared to osteophytes which are non-bridging.
Syndesmophyte
Polyp 
Polypill
Demegestone
Diatragacanth
Kerion
Dermatophyte
Ecamsule