Pathology General pathology d75b0692 HLA B27 is not seen in- A SLE B Ankylosing spondylitis C Reiter's syndrome D Psoriotic ahritis High-Yield Explanation Harshmohan textbook of pathology 7th edition. SLE is associated with immuno regulatory function of class 2 HLA gene includes HLADR, HLADQ, HLADP..