31. The most notable and consistent is the association between HLA B27 and spondyloarthropathies like ankylosing spondylitis and reactive arthritis. 32. As with most conditions, chondrocalcinosis can present with similarity to other diseases such as ankylosing spondylitis and gout. 33. Other genetic and environmental factors are likely to affect the chances of developing ankylosing spondylitis and influence its progression. 34. Hogan was interviewed several times but only recently released the fact that he suffers from the disease Ankylosing Spondylitis . 35. Early stages are not clinically obvious, and may be misdiagnosed as ( seronegative ) rheumatoid arthritis or ankylosing spondylitis . 36. Mutations in this gene may be associated with ankylosing spondylitis , insulin-dependent diabetes mellitus, and celiac disease. 37. The content for the measure was drawn from qualitative interviews that were conducted with ankylosing spondylitis ( AS ) patients. 38. Hurst suffers from a severe form of arthritis called ankylosing spondylitis , a condition which causes acute back and joint pain. 39. In his last years, he suffered from spondylitis and other health problems, and once went to USSR for treatment. 40. The " Yukagir mammoth " had suffered from spondylitis in two vertebrae, and osteomyelitis is also known from some specimens.