In this guide8 sections
The outcome of cosmetic surgery is determined long before the patient enters the operating theatre. Five factors carry most of the weight, and four of them are within the patient’s control or are visible at consultation. Understanding what they are, and how they interact, is the most useful preparation a patient can do before deciding on surgery. This article sets out the five factors that have the largest influence on cosmetic surgery results, what each one means in practice, and the questions to ask yourself and your surgeon before booking.
Factor 1: Your Starting Anatomy
Cosmetic surgery modifies existing anatomy. It does not create new anatomy. The shape and quality of the underlying tissue — skin elasticity, fat distribution, muscle tone, bone structure, the position of features relative to one another — sets the boundary of what surgery can achieve. Two patients having the same procedure with the same surgeon will get different results because they started from different places.
This is most visible in body contouring. A patient considering liposuction with good skin elasticity will get a smooth, retracted contour because the skin tightens to fit the new volume. The same procedure on a patient with poor skin elasticity will leave loose skin in the treated area, often making the result look worse than the starting point. The procedure is the same; the starting tissue is not. A surgeon assessing your suitability is judging this as much as the surface concern you have raised.
The same principle applies in facial surgery. The bone structure underneath the soft tissue determines what a rhinoplasty can deliver. The position of the eyebrow, fat pads, and orbital rim determine what a blepharoplasty surgery will look like a year later. A consultation should give you an honest assessment of where you are starting from, not just a projection of where you might end up.
Question to ask at consultation: Given my specific anatomy, what is the realistic range of outcomes I should expect from this procedure?
Factor 2: Your General Health and Healing Capacity
Surgery is a controlled injury, and the body’s response to that injury determines how well it heals. Several health factors materially affect outcomes:
- Weight and BMI. Most cosmetic procedures require a BMI within a defined range — typically under 30 for body contouring procedures, with some procedures requiring lower. A higher BMI increases the risk of wound healing problems, infection, and thromboembolic events. More on BMI and cosmetic surgery eligibility.
- Smoking and vaping. Nicotine constricts the small blood vessels that supply healing tissue. Patients who smoke have significantly higher rates of wound breakdown, skin necrosis, and infection. Centre for Surgery requires patients to stop smoking and vaping for a minimum of four weeks before surgery and four weeks after.
- Diabetes and other chronic conditions. Well-controlled diabetes does not preclude surgery, but it requires careful pre-operative optimisation. Cardiovascular disease, autoimmune conditions, and bleeding disorders all change the risk-benefit balance and may affect the choice of procedure.
- Medications and supplements. Anticoagulants, anti-inflammatories, some antidepressants, and certain herbal supplements can increase bleeding risk or interact with anaesthesia. A full medication review forms part of pre-operative assessment.
- Skin quality. Sun damage, age, and prior scarring affect both the surgical plan and the appearance of scars afterwards. Patients with a history of keloid or hypertrophic scarring need to discuss this explicitly with the surgeon.
These factors are not reasons to refuse surgery; they are the inputs that determine which procedure is appropriate, how it should be planned, and what realistic outcomes look like. A surgeon who does not take a detailed medical history at the first consultation is missing the most important information they need.
Factor 3: Your Goals and Expectations
The single largest cause of disappointment after cosmetic surgery is a mismatch between what the patient hoped for and what the procedure can deliver. The procedure may have been performed flawlessly; if the patient expected something the procedure was never going to achieve, the result still feels like a failure.
Specific, anatomically-grounded goals translate well to surgical planning. “I want my nose to be straighter from the front and have less of a dorsal hump in profile” gives the surgeon something specific to work toward. “I want to look like X” — where X is a celebrity, an image, or another patient — does not. Faces are not interchangeable, and trying to replicate one face on a different skeletal structure produces results that look wrong even when the procedure has been executed well.
Equally important is what surgery cannot do. It cannot:
- Resolve relationship, career, or self-esteem problems that exist independently of the physical feature
- Stop the underlying ageing process — a facelift turns the clock back; it does not stop it
- Replace healthy diet and exercise as a route to long-term physical health
- Resolve the underlying preoccupation in patients with body dysmorphic disorder
A good consultation will explore not just what you want changed, but why, and what you imagine your life will be like once the change is made. The answers to these questions affect candidate selection as much as the physical assessment does.
Question to ask yourself: If the surgery delivered exactly the result described, would the things in my life I am hoping it changes actually change?
Factor 4: Your Surgeon’s Training and Experience
The surgical outcome is determined in significant part by the person holding the instruments. Two surgeons with the same training can still produce different results, and a surgeon’s experience with the specific procedure you are considering matters more than total years in practice. Several markers are worth checking:
- GMC Specialist Register entry in Plastic Surgery. This is the baseline. Anyone offering cosmetic surgery in the UK without it is working outside the recognised specialist pathway. The difference between “plastic surgeon” and “cosmetic surgeon” is explained in more detail here.
- Procedure-specific volume. A surgeon who performs 200 rhinoplasties a year will, all else being equal, get better rhinoplasty outcomes than one who performs 20. Ask how often they perform your specific procedure.
- Before-and-after portfolio. Look at unedited cases that match your starting point, not just the most flattering examples. Real before-and-after galleries show the range of outcomes, including the typical, not just the best.
- Approach to planning. The surgeon should describe a specific, individualised plan for your case rather than a generic procedure description. Surgery is not interchangeable across patients.
- Willingness to decline. A surgeon who agrees to every requested procedure is not a good surgeon. The ability to say “this is not the right operation for you” or “you are not the right candidate for this operation” is one of the strongest indicators of clinical judgement.
The cost differential between an experienced specialist consultant and a less-qualified alternative is rarely the bargain it appears to be. Revision surgery to correct a poor primary result is significantly more expensive, more complex, and less reliable than getting the primary operation right.
Factor 5: Your Recovery and Aftercare Commitment
The operation is the midpoint of the process, not the endpoint. The result you live with for the next decade is determined as much by what happens in the weeks and months after surgery as it is by the surgery itself.
Recovery requires real time. The full surgical result for most procedures is not visible at one week or even one month — soft tissue swelling, scar maturation, and tissue remodelling continue for six to twelve months. Patients who judge their results at two weeks routinely panic about findings that resolve completely with time.
Recovery also requires active patient participation:
- Following post-operative instructions about activity, sleeping position, garment use, and wound care
- Attending all follow-up appointments, which are included in the procedure cost at Centre for Surgery
- Wearing compression garments for the prescribed duration, where applicable
- Avoiding smoking and excess alcohol for the full recovery period, not just the first week
- Maintaining stable weight, particularly after body contouring procedures, since significant weight change after surgery can undermine the result
- Protecting healing scars from sun exposure for at least six months
Centre for Surgery gives you your surgeon’s direct number for the first 24 hours after surgery, and full follow-up consultations are included in the procedure price. The infrastructure is in place, but it only works if the patient uses it. Patients who skip follow-ups or modify their post-operative instructions are the ones most likely to develop complications that could have been caught early.
How These Factors Interact
These five factors do not operate independently. A patient with strong starting anatomy and good health, realistic goals, an experienced surgeon, and disciplined recovery will almost certainly get a good result. A patient who is weak on one factor can compensate with strength on others; a patient weak on several factors is unlikely to get the result they hoped for regardless of how well the surgery itself is performed.
This is why the consultation matters. A good consultation is the surgeon’s opportunity to assess all five factors honestly, set realistic expectations, and either propose a plan that is likely to succeed or decline to operate. It is the patient’s opportunity to evaluate whether the surgeon is genuinely engaging with their specific case or simply selling a generic procedure.
Frequently Asked Questions
If my BMI is too high, can I still have cosmetic surgery?
Most cosmetic procedures require a BMI within a defined range, but the cut-off varies by procedure and by patient. Body contouring procedures generally require a BMI under 30; some procedures permit higher. The most important factor is weight stability — a patient who has lost weight and held the loss for at least six months is a better candidate than one who is mid-diet. A surgeon will discuss this honestly at consultation rather than promising surgery your BMI does not support.
How long do cosmetic surgery results last?
The answer depends on the procedure and the patient’s lifestyle. Facelift results typically last 8 to 12 years before the underlying ageing process makes further changes visible. Breast implants are not lifetime devices and typically need replacement after 10 to 15 years. Liposuction permanently removes fat cells from the treated area, but significant weight gain afterwards causes the remaining cells (and untreated areas) to enlarge, which can alter the contour. Patients who maintain stable weight see the longest-lasting results.
Can I have multiple procedures at once?
Yes, in many cases. Mummy makeover combinations, for example, routinely combine abdominoplasty with breast surgery. Combining procedures can reduce total recovery time and total cost compared with staging them separately. The decision is made on clinical grounds — the combined operating time, the patient’s health, and the type of procedures all factor in.
What if I’m not happy with my results?
The first step is the post-operative consultation. Many concerns at the early post-operative stage relate to swelling and bruising that resolve fully with time. If after the result has fully settled — typically 12 months for major procedures — there is a specific concern that the surgeon agrees was a surgical issue, revision options will be discussed. Revision is not always advisable; further surgery on healed tissue carries its own risks and complications.
How long should I take off work after surgery?
This varies widely by procedure. Day-case procedures like blepharoplasty typically require one week off; major body contouring procedures like tummy tuck require two to three weeks. Return-to-work timelines depend on the physical demands of your role. A desk-based job allows earlier return than a manual one. Your surgeon will give procedure-specific guidance at consultation.
Next Steps
If you are considering cosmetic surgery and want a realistic assessment of which procedure suits your starting point, health, and goals, the next step is an in-person consultation. The consultation fee is £100, redeemable against your procedure, or £250 for revision consultations, which isn’t redeemable; both include follow-up consultations as needed.
Call 020 7993 4849 or use the form below to book. Our patient coordinators can answer questions about specific procedures, costs, and finance options before you commit to a consultation.
Centre for Surgery · CQC-regulated · GMC-registered surgeons · 95–97 Baker Street, Marylebone, London W1U 6RN · 020 7993 4849 · Book a consultation · Finance available, subject to status
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