New but not sure where I can fit into the group

I suffer with chronic and have done for yea, but in June I was told I had breast cancer.  First chemotherapy nearly killed me, I had sepsis pneumonia and kidney infection.  District nurse called to give me an injection. She stopped the signs called Gp out, he was there so quickly then 999 ambulance to hospitals. Three weeks later I was back home with no lasting effects. Next I had a mastectomy  waited 5 weeks for results, normally you get in two weeks. But worth waiting for,  it took so