title: Spurious leukopenia due to in vitro granulocyte aggregation.
abstract: Two patients are described with spurious leukopenia secondary to in vitro aggregation of neutrophils. The significance and possible mechanisms of this phenomenon are discussed.
authors: Department of Pathology, Charles A. Dana Research Institute, Beth Israel Hospital, Boston, Massachusetts 02215.
authors: H D
authors: HD
authors: Epstein
authors: M S
authors: MS
authors: Kruskall
mesh_terms: D000328:Adult; D000368:Aged; D002449:Cell Aggregation; D003951:Diagnostic Errors; D005260:Female; D006801:Humans; D007958:Leukocyte Count / Q000295:instrumentation; D007970:Leukopenia / Q000175:diagnosis*; D008297:Male; D009504:Neutrophils