Hi there I have had pain in my armpit for a wile now on and off but I also have alot of other things going on constant tierdness breathlessness coughing it's really bad and isn't getting eny better sometime feel like under my armpit is on fire i have got to take antihistamines eveyday because the iching all over is unbearable and am waiting on a CT scan I am worried because ghere is so much going on and I judt can't seam to get well and feel well ..also get a pain in ma neck with a small lump just don't no what's going on