Which of the following is not a seronegative spondyloahropathy -

Ans. is c i.e., RASeronegative spondyloaropathies o The seronegative spondyloahropathies are a group of disorders that share ceain clinical features and genetic associations.o The word seronegative referres to the absence of rheumatoid factor in this group of disorders.o The seronegative spondyloahropathies include ?a) Ankylosing spondylitisb) Reactive ahritis Reiter syndrome and enteritis associated ahritisc) Psoriatic ahritisAhritis associated with inflammatory bowel disease, i.e. enteropathic ahritis.