What Causes Popping Sound In Abdomen On Coughing Post C Section?

Hi I had my 2nd son via c secario. Three days ago Since then i had a little cough that made the area hurt but nothing major Today while i was slowly walking I coughed and felt like something internally poped My scar looks fine but I do have a greater disconfort and don t know how to identify if anything internally has been opened or what signs to look for that might be concearning Thanks in advance