Hi LilyPily   Facing a scary situation like the one described can be daunting. I know from personal experience. As a 47M, I have had 24 skin cancers (luckily only BBCs and SCCs) surgically removed, and countless others either burnt off (Liquid Nitrogen) or removed using various creams. The toughest part for me was to go through each surgical procedure alone.   Your sister is lucky to have you by her side.   Just being there to support her is the best thing you can do. I know that would have helped me as I went through my experiences. Friends come and go, and true friends do not have to be prompted to show how much they care.   You are doing a great job being there for her, and don't let anyone tell you otherwise. Feel free to reach out if you need.   Keep your chin up ...   ... View more