It sounds like you may have some scar tissue. Try googling ‘Mummy MOT’ near your area and choose someone who has a experience with scars. They usually offer scar massage or scar therapy and will be able to help work with you to reduce discomfort x
Is it possible you have scar tissue? Tight scar tissue that healed in the area. A pelvic floor therapist can help loosen the scar tissue up. Of course, see your OB as well. I had scar tissue and the pelvic floor therapist helped looser them up