Alternative titles and symbols : PPAC; Spondyloepiphyseal dysplasia tarda with progressive arthropathy; SEDT-PA; PPD; Progressive pseudorheumatoid arthropathy of childhood; Arthropathy, progressive pseudorheumatoid, of childhood;
Inheritance : Autosomal recessive;
Molecular basis : Caused by mutations in the WNT1-inducible signalling pathways protein 3 (WISP3, 603400.0001);
Laboratory abnormalities : Normal sedimentation rate; Negative rheumatoid factor;