The cytologic appearance of mesenchymal hepatic hamartoma in a 2-yr-old boy is described Smears disclosed small groups and isolated benign-appearing spindle cells admired with scarce amounts of myxoid stroma and normal ductal cells and hepatocytes. Although the findings were nonspecific, cytology may rule out many other diagnostic possibilities and increases the preoperative capacity of clinical and image studies, leading to a mol-e rational therapeutic decision. (C) 2000 Wiley-Liss, Inc.