Nasal "bone" sticking out between nostrils (Photo)

It's understandable to be concerned about your son's nasal appearance, especially considering the important role the nose plays in protecting against germs and allergens. In cases where there are no respiratory issues or swelling, it's possible that the asymmetry in his nostrils is simply a natural variation. However, it would be wise to consult with a healthcare professional, such as a pediatrician or an ear, nose, and throat specialist, who can evaluate your son's condition more thoroughly. They can provide guidance on whether any further action is needed to ensure his nasal health and address your concerns about skin integrity and overall well-being.

It looks like a piece of cartilage from a crooked nasal septum.  It is usually a simple procedure to snip off that excess piece of cartilage which is a fifteen minute procedure.

Hello,That is the edge if his septum that has deviated out into the left airway space. It is actually cartilage.  Although it does not present a problem in terms of infections, it can hinder airflow. If you want it fixed, visit a few surgeons expert in rhinoplasty.Best of luck!