Double incision or keyhole? A decision making process led by Surgeon
The three factors that actually decide your technique — and why chest size alone isn't enough.
Chest size gets all the attention in online forums, but it's only one of three factors your surgeon actually weighs. The other two — skin elasticity and how much you prioritise minimal scarring over the flattest possible result — matter just as much, and sometimes more.
Factor 1: Chest size
As a general rule, keyhole works best for smaller chests where the volume of tissue to remove is modest. Double incision handles larger volumes more predictably, because the skin is trimmed rather than relied upon to retract on its own. Peri-areolar sits in between, suited to moderate size where some skin excision is needed but not as much as double incision requires.
Factor 2: Skin elasticity
This is the factor most patients underestimate. Even a relatively small chest may not be a good candidate for keyhole if the skin has lost significant elasticity — through age, prior weight loss, or genetics — because the skin won't retract smoothly after tissue removal, risking loose or puckered skin. Your surgeon assesses this by hand during your consultation, not from photos alone.
Factor 3: What you're optimising for
If the flattest possible chest matters more to you than avoiding a horizontal scar, double incision is usually the more predictable route even for moderate chest sizes. If minimal visible scarring is the priority and you're a good candidate anatomically, keyhole or peri-areolar keep the scar limited to the areola border.
There's no technique that's objectively "better" — only the one that matches your anatomy and your priorities. Be wary of any provider who recommends a technique before examining you.
A simple decision tree
- Larger chest, or lower skin elasticity → double incision is usually recommended.
- Smaller chest, good skin elasticity, sensation preservation matters most → keyhole is usually possible.
- Moderate chest, want the nipple to stay attached, willing to accept a circular scar → peri-areolar is often the middle path.
Who makes the final call
This article is a starting point for your own research, not a diagnosis. The final recommendation is made by your surgeon after reviewing your photos and, ideally, an in-person or video assessment — anatomy varies enough between individuals that generalised rules only get you most of the way there.
- Factor 1: Chest size
- Factor 2: Skin elasticity
- Factor 3: What you're optimising for
- A simple decision tree
- Who makes the final call
Have a question about this?
Send it in a free consultation and the surgical team will answer personally.
Start free consultation