my 4 month old baby boy is having a lump like thing near his anus hole ,although he is not having any irritation or pain their when I touch , smoothly he is passing motion too.

A. Okay so see this way it’s very difficult to understand what can be the situation which is why it is going to be advisable for you to consult your doctor for further assistance after a physical assessment only the doctor will be able to give you better guidance on that