Source:http://linkedlifedata.com/resource/umls/id/C0151375
AIR: A leukocytosis is a frequent but nonspecific finding in many systemic inflammatory processes. Leukopenia is a characteristic but not universal feature of SLE - a WBC of less than 4,000/mm3 on three or more occasions fulfills a diagnostic criterion. Peripheral eosinophilia is seen with the Churg-Strauss syndrome.