i have a hard pea size red lump on my right side above the coller bone .i thought it was a nat bite its been there sicne middle of jhrruly i thought i would leave it thinking it would go but it has not it has got abit bigger it hurts when you toch it and it hurts around the coller bone and the si de of my neck
It could be lymph node swelling.kindly show your GP and get an FNAC done.they will insert a needle and take tissue sample for diagnosing.get well soon