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Microvessels Density in Uterine Leiomyosarcoma
Marcin Bobiński1, Wiesława Bednarek1, Justyna Szumiło2
11st Chair and Department of Gynaecological Oncology and Gynaecology, Medical University in Lublin, 16 Staszica Street, 20-081 Lublin, Poland.
Biomed Research International
|July 11, 2015
Summary
Microvessel density (MVD) in uterine leiomyosarcoma (LMS) tumors did not correlate with patient survival or tumor stage. This suggests other mechanisms beyond angiogenesis are crucial for LMS development and treatment strategies.
Area of Science:
- Gynecologic Oncology
- Tumor Angiogenesis Research
- Cancer Biology
Background:
- Uterine leiomyosarcomas (LMS) are rare, aggressive tumors with poor treatment outcomes.
- Angiogenesis is a potential therapeutic target in various cancers, but its role in LMS is not fully understood.
- Current treatments for uterine LMS yield suboptimal results, necessitating exploration of novel therapeutic targets.
Purpose of the Study:
- To evaluate microvessel density (MVD) in uterine LMS patient tumor samples.
- To investigate the statistical relationship between MVD, patient survival, and FIGO tumor stage.
- To explore potential alternative mechanisms driving LMS progression.
Main Methods:
- Immunohistochemistry using anti-CD34 antibody was employed to assess MVD.
- Tumor samples from 50 patients with histologically confirmed uterine LMS were analyzed.
- Statistical analyses were performed to correlate MVD with survival and FIGO stage.
Main Results:
- No significant difference in MVD was observed across different FIGO stages of uterine LMS.
- Contrary to findings in other malignancies, MVD showed no significant correlation with overall or 2-year patient survival.
- These results indicate that angiogenesis may not be the primary driver of LMS progression.
Conclusions:
- Microvessel density is not a significant prognostic factor for uterine leiomyosarcoma survival.
- Vascular mimicry and epithelial-to-mesenchymal transition (MET) may play more critical roles in LMS development.
- Future research should consider mechanisms beyond angiogenesis for effective LMS therapeutic strategies.
