Tummy TuckAssoc. Prof. Dr. Ayhan Işık Erdal
Timing

Timing, weight stability — and the GLP-1 rules

The best predictor of a great result isn't the operation. It's operating at the right moment: your maintainable plateau. Here's the honest gatekeeping, including the Ozempic-era specifics.

The universal rule

Stable for 6–12 months, at a weight you can hold.

Skin is tailored to the body it's on. Operate mid-descent and further loss re-loosens the result; operate at an unsustainable low and regain stretches it. The rule protects your money and your outcome alike: plateau first, contour second — whether the loss came from diet, medication or bariatric surgery (post-bariatric typically means 18+ months after the operation).

  • Still losing? The honest answer is "not yet" — and you'll hear it plainly, with a target date instead.
  • Small fluctuations (±3–5 kg) are life, and fine.
  • Nutrition readiness is checked alongside: protein, iron, and post-bariatric B12/zinc.
The GLP-1 specifics

On Ozempic, Wegovy or Mounjaro? Two rules.

Rule one — the plateau still applies: plan surgery for the weight your maintenance dose actually holds. Rule two — the anaesthesia pause: GLP-1 medications slow stomach emptying, which matters under anaesthesia; they are paused before surgery per your anaesthetist's protocol (commonly the week before, for weekly injections) and restarted once you're recovering and eating normally. Declare the medication at assessment — dose, schedule, last injection. A clinic that doesn't ask is a clinic to question.

The full GLP-1 guide
Readiness

The five readiness checks

What assessment actually verifies before a date is offered.

01

Weight stability

~6–12 months at your maintainable plateau (18+ months post-bariatric).

02

The problem is skin

The pinch test: hanging folds of mostly-empty skin — not remaining deep fat, which is a different conversation.

03

Health & nutrition

Blood work in order — protein, iron, and post-bariatric micronutrients corrected before, not after.

04

Medication plan

GLP-1 pause protocol set with anaesthesia; smoking stopped 4–6 weeks around surgery.

05

Calendar honesty

7–10 days in Istanbul, a bent first week, desk work at 2–3 weeks — a plan your life can actually absorb.

The other answer

When the honest answer is 'not yet' — or 'not this operation'

Most people who ask are candidates eventually. These are the situations where offering a date would be the wrong thing to do, and what is waited for instead.

01

The weight is still moving

Diet loss still descending, a GLP-1 dose still being increased, or a bariatric plateau that simply hasn't arrived — weight after a bypass or sleeve typically falls for 12–18 months before it settles. Skin is tailored to the body it is on, so tailoring mid-descent means re-loosening later. Waited for: the plateau, then the 6–12 stable months the universal rule asks for (18+ months post-bariatric).

02

The plateau isn't one you can hold

A weight held by a severe deficit is a low point, not a plateau — and regain stretches a finished result. Waited for: maintenance eating at a weight that holds without white-knuckling it, because the same stability has to protect the result afterwards.

03

The problem is still mostly fat

If the abdomen is firm and full rather than a gatherable fold of mostly-empty skin, the pinch-and-fold test says so plainly — and removing skin is the wrong tool for remaining deep fat. Waited for: more loss, or a different conversation entirely.

04

Bloods or nicotine aren't sorted

An uncorrected iron, B12, folate or zinc deficiency — common after bypass and sleeve, where absorption changes — is a healing handicap, and correcting one takes weeks rather than days. Nicotine is the other firm line: a long incision depends on its blood supply, so smoking stops 4–6 weeks either side. Waited for: repeat labs in range and the nicotine-free window actually served, not promised.

05

The calendar can't absorb it

7–10 days in Istanbul, a bent first week, desk work at 2–3 weeks and no real lifting before that is not a plan to squeeze between deadlines. Waited for: a window your life genuinely has — what recovery asks of you is the same whenever it happens.

06

The scar isn't a trade you want

This operation exchanges a fold of skin for a long, low line placed at or below the underwear line; nothing here is scar-free, and the exchange only makes sense if you want the result with the scar included. Waited for: nothing — if, after looking at honestly presented healed scars at 3, 9 and 18 months, the answer is no, then no is a legitimate outcome and will be respected as one. Living with the loose skin is a real option, not a failure.

Individual results vary and suitability is confirmed by personal consultation and examination — this page describes how the decision is reasoned about, not a verdict on your case. The post-bariatric pathway and the GLP-1 specifics each have their own longer version.

Ready — or 'ready by autumn'?

Send photos, your weight curve and medications. You'll get a straight answer either way, free.

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Share photos (front, side, and holding the loose skin) plus your weight history — how much you lost, how, and how long you've been stable. Dr. Erdal personally replies with an honest opinion, a tailored plan and an all-inclusive quote, with no obligation.

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