Just based off your photos, you are in great shape. Ab etching can help define some of the more feminine lateral rectus lines (ask your surgeon about skin tightening energy sources to help tighten the skin as you get the lipo etch). Keep up the Pilates, daily walks, and weight lifting (esp in...
Ideally would need to see a preop photo, and better current photos more than just one angle to really give you a true opinion (without an in person exam) - but the lower etching seems to follow the lower V cut line (internal obliques) - I'm unsure what you looked preop to versus now. So its hard...
Without seeing photos, my recommendations are also the same if you are at a higher body fat percentage. There's a few components to abs showing post lipocontouring ab etch - your fat layers need to be thinner over the '6 pack', your skin needs to be less loose, more tight (usually skin gets...