polymorphonuclear leukocyte ( pmnl ) chemotaxis studies of 32 patients with localized juvenile periodontitis ( periodontosis or ljp ) , 10 adult patients with a history of ljp ( post-ljp ) , 8 patients with generalized juvenile periodontitis ( gjp ) , and 23 adults with moderate to severe periodontitis were performed : ( i ) to determine the prevalence of a pmnl chemotaxis defect in a large group of ljp patients ;
C0031106
periodontosis
C0031099
periodontitis