2014 revision of the 2003 WHO classification is the one currently in place that classifies these rare uterine mesenchymal neoplasms incorporating molecular findings
- Endometrial stromal nodule (ESN)
- Low-grade endometrial stromal sarcoma (LGESS)
- High-grade endometrial stromal sarcoma (HGESS)
- Undifferentiated uterine sarcoma (UUS)
Ali, Rola H., and Marjan Rouzbahman. “Endometrial stromal tumours revisited: an update based on the 2014 WHO classification.” Journal of clinical pathology (2015): jclinpath-2014.