Table 1.

Summary of all case reports describing retroperitoneal lipomas resected in adults since 1980

	Age	Sex	Tumor size	Weight
Saito S. et al., 2013 [5]	65	male	30 cm in diameter	No data
Wei D. et al., 2013 [6]	25	female	20 x 12 x 10 cm	1650 g
Chander et al., 2012 [7]	36	female	13,6 x 11,2 x 9,1 cm	1300 g
Singh G. et al., 2011 [8]	65	male	25 x 12 cm	No data
Ukita S. et al., 2009 [9]	61	female	15 cm in diameter	no data
Ida C. et al., 2008 [10]	65	male	22 x 14 x 5 cm	no data
Drop A. et al., 2003 [11]	72	female	12 x 9 x 4 cm	no data
Drop A. et al., 2003 [11]	60	female	13 x 12 cm	no data
Martinez C. et al., 2003 [12]	32	female	20 x 13 x 10 cm	3400 g
Raftopoulos I. et al., 2002 [13]	62	male	20 x 15 x 10 cm	790 g
Foa C. et al., 2002 [14]	52	male	10,5 x 9,5 x 2 cm	145 g
Forte et al., 2002 [15]	61	male	no data	no data
Marshall M. et al., 2001 [16]	47	male	no data	4990 g
Matsubara N. et al., 2000 [17]	65	male	12 x 13 cm	no data
Acheson A. et al., 1997 [18]	76	female	20 x 20 x 12 cm	596 g
Zhang S. et al., 1987 [19]	65	male	50 cm in diameter	19.5 kg
Deppe G. et al., 1985 [20]	26	female	11 x 8 x 3 cm	no data