POLYARTICULAR PIGMENTED VILLONODULAR SYNOVITIS IN A CHILD

Pigmented villonodular synovitis is rare in the younger child, Polyart icular involvement in this condition, regardless of patient age, is di stinctly uncommon, The authors describe a case of pigmented villonodul ar synovitis involving multiple joints in a young boy who also had con genital anomalies of the genitourinary tract, Although rare, pigmented villonodular synovitis should be considered in the differential diagn osis of multiple joint swellings in children with congenital anomalies .