“…It has been described in different series with frequencies varying between 0.5 to 37% of sequential bone marrow biopsies [1,2]. Varying degrees of BMN have been associated with multiple clinical conditions including: acute myelogenous leukemia [3], chronic myelogenous leukemia [4], acute lymphocytic leukemia [4][5][6][7], chronic lymphocytic leukemia [8], hairy cell leukemia [9], lymphoma [10,11], all-trans retinoic acid therapy [12], fludarabine [13], Escherichia coli sepsis [14], antiphospholipid syndrome [15,16], sickle cell disease [17], primary thrombocythemia [18], adenocarcinoma of unknown primary [19,20], Pseudomonas aerugenosa sepsis [19], mucor infection [21], idiopathic [22], and anorexia nervosa [23]. BMN is most often recognized on post mortem evaluation [11].…”