Table 1.

Clinical features of 11 cases of inflammatory myofibroblastic tumor with RANBP2-ALK gene fusion

Case	Author	Age	Sex	Anatomic site(s)	Size (cm)	Treatment	Follow-up
1	Ma [5] (2003)	7 y	Male	Unspecified abdominal mass	NA	SE + CT	Recurred 5 weeks later after first resection. A re-excision was performed. Five months later, the tumor recurred again and was re-excised.
2		7 m	Male	Mesentery and omentum	11	SE	Recurred 8 months later after first resection. A re-excision was performed.
3	Patel [7] (2007)	2 y	Male	Retroperitoneal abdominal mass	10	SE	No evidence of recurrence with 3 years of follow-up.
4	Chen [8] (2008)	34 y	Male	Liver	8	SE	Recurred 5 months later after resection. Died of the disease approximately 2 weeks after discovery of the recurrence.
5	Butrynski [9] (2010)	44 y	Male	Omentum	NA	SE + CT + ALKi	Hepatic, peripancreatic, and perirectal masses recurred 1 year later after resection. Subsequent exploratory laparotomy with maximal debulking was performed.
6	Marino-Enriquez [10] (2011)	41 y	Male	Omentum	26	SE + CT + ALKi	Multifocal local recurrence and liver metastases. Alive with no evidence of disease for 40 months.
7		6 y	Male	Omentum and Mesentery	14	SE	NA
8		39 y	Male	Mesentery of the small bowel	14	SE	NA
9	Kozu [11] (2013)	57 y	Male	Pluera or chest wall	NA	ALKi	NA
10	Present cases (2013)	19 y	Female	Mesentery of the small bowel	19	SE	Recurred 9 weeks later after resection. Died of the disease 3 weeks later after discovery of the recurrence.
11		39 y	Male	Mesentery of the colon	15	SE + CT	Recurred 4 months later after resection. Alive with disease for 12 months.

SE surgical excision, CT chemotherapy, ALKi ALK inhibitor, NA data not available.