Table 2.

The studies of LDH levels in ULMS and ULM group.

The Authors of the Study	The Year of the Study	Research Group	Main Findings
Seki et al. [44].	1992	7 patients with ULMS	Serum LDH levels were elevated in 3 out of 7 (42.8%) patients with ULMS
Goto et al. [45].	2002	10 patients with ULMS and 130 patients with DULM	LDH were elevated in all 10 patients with ULMS and also in 32 patients with DULM
Nagai et al. [47].	2015	15 patients with uterine sarcomas, including 9 ULMS and 48 benign lesions including 42 ULM	Serum LDH levels greater or equal to 279 U/L were observed in 7 out of 15 patients (46.7%) with sarcomas and in none of patients with benign lesions
Kusunoki et al. [46].	2017	15 patients with sarcoma including 6 patients with ULMS and 19 patients with ULM	Levels of LDH in sarcoma group were higher (343 IU/L ± 188) than in LM group (183.1 IU/L ± 44)