Oligoahritis with ascending joint involvement is seen in -

SERONEGATIVE SPONDYLOAHROPATHIES * These comprise a group of related inflammatory joint diseases, which show considerable overlap in their clinical features and a shared immunogenetic association with the HLAB27 antigen . They include: * ankylosing spondylitis * axial spondyloahritis * reactive ahritis, including Reiter&;s syndrome * psoriatic ahritis * ahropathy associated with inflammatory bowel disease. ref : maheswari 9th ed