 [ Symptoms ] i got injected anesthetic for a dental filling i was shaking and my heartrate increased is that an allergic reaction [ Disease ] hi this is from the uk is nhs as you said that you have a hernia an inguinal hernia occurs when fatty tissue or a part of your bowel such as the intestine pokes through into your groin at the top of your inner thigh the hernia can appear as a swelling or lump in your groin or as an enlarged scrotum the lump is often painless but it can become suddenly and severely painful if the blood supply to the section of organ or tissue trapped in the hernia has become cut off strangulation so hence the pain and this would lead on to infertility if its that bad and you want a child then its time to get it worked on hope this helps you good luck