Gene: [21q223/ITGB2] integrin, beta 2 (antigen CD18B (p95); LFA1-beta; LCAM-B); cell adhesion molecule, leukocyte, beta (light chain; LCAM-B); lymphocyte function-associated antigen 1, beta subunit (LCAM-B); complement component receptor 3, beta (beta 2 integrin; CD18; LCAM-B); immunodeficiency LFA1-beta (leukocyte adhesion deficiency; MIM:116920)