The most likely cause is an enlarged gland as a result of the BCG vaccination your baby was given soon after birth.Most times this swelling goes away by itself after rather a long time,but sometimes an abscess can form which may need to be treated. You should take your baby to see a doctor
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.