In our experience, leaving the abdominal wall intact isn't always the prudent approach. The type of flap you receive will depend on the anatomy of your blood vessels and the amount of tissue needed to give you an aesthetically pleasing result.
If you choose this type of surgery, you should understand that there's a chance we’ll need to take a small piece of abdominal muscle to ensure the success of the reconstruction. This is usually no more than 10% of the muscle.