General Hospital star Kate Mansi has revealed how her stepfather stepped in to save her life when an 11-centimeter mass was discovered in her abdomen. "He did a surgery that ended up saving my life," Mansi, 38, told People in an interview published on Wednesday, March 11. Mansi - who plays Kristina Davis on the ABC soap - went through a harrowing experience in 2015 that ultimately led to her being diagnosed with endometriosis. (Per the Mayo Clinic, endometriosis develops when the "inner lining of the uterus grows outside the uterus.