Ovarian cancer - letter says that abnormality arising from ovaries is highly likely to be malignant. I don't know how to cope with all this

Well I am going out of my mind with worry I had letter saying I have extended abnormality arising from ovaries I am now part of dispensary meeting had ct contrast and had the blood test recently so all information can be in that meeting it says it’s highly likely malignant on the letter I don’t no how cope with all this