I'm 26 have a slightly enlarged heart low density spot in the right side of my head a rushing feeling in my head that travels down the back of my neck down to my kidneys that puts them in pain it leaves me with a metallic taste in my mouth both the taste and the pain are strong to start off with but eventually subsides is accompany with mirror chest pain and abdominal cramping sexual activity bring it on the most after the pain subsides I pass out and wake up a few hours later in a confused state my labs always come back normal can someone please tell me what's wrong with me