Hii. Im 21 and i have been suffering from lower back injury for 2 years. I have bulges under my skin on both the sides and a pain in the lower back bone as well..although iam 90% cured..i still feel the pain..and that bulge is really worrying me..i have consulted like 2 to 3 doctors..these past 2yrs..can someone pls help me..i just wanna know what this is..im really worried

Point to be noted: It happened when i was in the gym