Neutropenia, Nonimmune Chronic Idiopathic, of Adults, also known as nonimmune chronic idiopathic neutropenia of adults, is related to neutropenia and leukemia, acute myeloid. An important gene associated with Neutropenia, Nonimmune Chronic Idiopathic, of Adults is GFI1 (Growth Factor Independent 1 Transcriptional Repressor). Affiliated tissues include neutrophil and bone marrow, and related phenotypes are neutropenia and helicobacter pylori infection