Dr Scott J Turner | Specialist Plastic Surgeon (FRACS)
Key Takeaways
- The earliest sign is usually firmness in one breast that was previously soft. Shape change, the implant riding higher, or a rounder appearance tend to follow rather than come first.
- It can develop at any point after surgery. Most cases appear within the first two years, but a breast that has been soft for a decade can still change.
- Severity is described using the Baker scale, grades I to IV. Grades I and II are usually monitored; surgery generally enters the conversation at grade III and is more clear-cut at grade IV.
- Most patients with implants never develop a significant case, and many mild cases never need treatment.
- The common thread is low-grade inflammation around the implant, often driven by bacterial biofilm, which is why surgical technique matters so much for this particular complication.
- New firmness years after surgery is usually contracture, but it can occasionally signal BIA-ALCL, so any new change should be assessed rather than assumed.
Ask patients with breast implants what they worry about, and capsular contracture often comes up first. It is a common reason for revision surgery, and it is what causes one breast to feel firmer than the other, look higher or rounder, or become uncomfortable years after an operation that went well at the time.
Most patients with implants never encounter it. For those who do, the practical questions are usually the same two: is this what I have, and does it need treating. This guide starts with what the condition looks and feels like, then covers how it is graded, why it happens, how it is prevented, and what the treatment options are. Capsular contracture is managed through revision surgery rather than the augmentation pathway, so the relevant service page is breast implant revision and removal, and the wider context sits in the overview of breast augmentation risks and complications.
Signs and symptoms of capsular contracture
The changes usually come in a recognisable order, though not every patient gets all of them.
Firmness is almost always first. A breast that was soft begins to feel firmer, and in most cases it affects one side before the other, which is what makes it noticeable. Many patients describe it as the breast feeling less like part of them and more like something sitting inside them.
Reduced movement follows. The breast moves less freely when lying down or changing position, and the implant feels fixed in place rather than settling naturally.
Shape changes come next. The implant may ride higher on the chest than it used to, the breast may look rounder or more ball-like, and the lower pole can flatten as the capsule pulls the implant upward. The nipple may point in a different direction than before.
Asymmetry becomes visible. Because contracture commonly affects one side first, a difference between the two breasts often appears before either breast looks obviously abnormal on its own.
Discomfort is variable and comes late. Tenderness, a feeling of pressure, tightness across the chest or a dull ache can develop, but pain is not a reliable early indicator. Plenty of contracture is firm without ever being painful, and the absence of pain does not mean nothing is happening.
On timing, contracture can develop at any point after surgery. Most cases appear within the first two years, which is when the capsule is still maturing, but a breast that has been soft for ten years can still change. Onset is usually gradual over weeks to months rather than sudden.
How to tell if it is capsular contracture
Self-assessment can tell you whether something has changed. It cannot tell you what the change is, and that distinction matters more here than in most conditions.
What is worth checking is whether one breast now feels firmer than the other, whether either breast feels firmer than it did six or twelve months ago, whether the implant sits higher or the breast looks rounder than in your own earlier photographs, whether the breast moves less than it used to when you lie down, and whether there is any new tenderness or pressure. Comparing against your own photographs from the first year after surgery is more useful than comparing against anyone else.
Firmness alone does not confirm contracture. Several other things produce a similar feeling, including normal capsule maturation in the first year, implant rupture, fluid collection around the implant, and, rarely, BIA-ALCL. Grading also requires examination, because the difference between Baker II and Baker III turns on whether the shape has changed, which is difficult to judge on yourself.
When to have it assessed. New firmness in a previously soft breast, a visible change in shape or implant position, new asymmetry, or new pain all warrant review. So does swelling, particularly a sudden increase in size, which is the presentation that raises the question of BIA-ALCL rather than contracture. Nothing on that list is an emergency, but none of it should be watched indefinitely either, because contracture picked up at grade II gives more options than contracture presented at grade IV.
What capsular contracture is
The body forms scar tissue around anything it recognises as foreign, whether that is a hip joint, a pacemaker or a breast implant. Surgeons call this scar layer the capsule, and it is entirely normal. In most patients it stays soft and stretchy, the implant sits comfortably within it, and the breast remains soft from one year to the next.
Capsular contracture is when that capsule tightens, thickens and begins to squeeze the implant. It can affect one breast or both, and the severity varies considerably. For some patients it is a subtle firmness they barely notice; for others the breast becomes visibly distorted or uncomfortable enough to affect daily life.
Why it happens
There is no single confirmed trigger. What is consistent across the research is that inflammation around the implant is the common thread, and several things can start that inflammation or keep it going.
Bacterial biofilm is the most significant factor. Even trace bacterial contamination at the time of surgery, too low to register as an infection, can keep the immune system active for months or years afterward, and that low-grade chronic inflammation drives the capsule to thicken and contract. This is the main reason surgical technique matters so much for this particular complication.
Other factors that raise the risk include bleeding or fluid collecting around the implant after surgery, smoking, since nicotine slows healing and produces poorer scar tissue, radiation therapy to the chest, and individual healing tendency, as some patients simply form more aggressive scar tissue than others.
One point that comes up often at consultation: contracture is not caused by what is inside the implant. Silicone versus saline does not affect it, because this is the body’s response to the implant’s presence rather than its filling.
The Baker grading system
Surgeons use the Baker scale to describe how severe a case is, across four grades, and knowing where a case sits helps frame a sensible discussion about what to do.
Grade I is what most patients with implants have. The breast looks typical and feels soft, and the capsule is doing its job without causing trouble. This is the long-term state for most patients.
Grade II means the breast still looks typical but feels firmer than expected, with no distortion and no pain. This grade is almost always monitored rather than operated on.
Grade III is where the breast starts to look visibly different, with a distorted shape, riding higher, or looking rounder than before. It is not always painful, but the appearance has changed, and this is generally the threshold where surgery enters the conversation.
Grade IV is hard, painful and obviously distorted. At this stage surgery is usually recommended, both for comfort and because an untreated grade IV contracture rarely improves on its own.
The practical point is that not everyone with contracture needs surgery. Mild cases are usually watched, and the conversation about operating begins at grade III.
How surgeons try to prevent it
The risk cannot be eliminated, but it can be reduced significantly, and the protocol that does this is the Adams 14-Point Plan, an internationally recognised standard for minimising biofilm during breast implant surgery. The logic is straightforward: keep bacterial contamination as close to zero as possible from the moment the implant is opened until the wound is closed.
The steps cover antibiotics given through the drip at the start of the operation, avoiding incisions around the nipple where possible since milk ducts harbour bacteria, using nipple shields to prevent spillage into the surgical pocket, careful dissection that preserves the blood supply, meticulous control of bleeding, avoiding cutting through the breast tissue itself, using a dual-plane or submuscular pocket, rinsing the pocket with an antibiotic or antiseptic solution, minimising the implant’s contact with skin, opening the implant as late as possible and inserting it quickly, changing surgical gloves before handling the implant, using clean instruments, avoiding drainage tubes where safe, closing the wound in layers, and continuing antibiotic cover for later dental or surgical procedures that could spread bacteria.
It is a long list, and each point contributes. Surgeons who adhere to it consistently see lower rates of contracture over time, and it is one of the more firmly evidence-based parts of implant surgery.
Non-surgical options
Non-surgical approaches can do relatively little for established contracture. Anti-inflammatory medication is sometimes tried in early mild cases, but the evidence for routine use is limited. Ultrasound therapy has been suggested as a way to soften an early capsule, but it remains investigational and is not something to rely on for a surgical result.
Closed capsulotomy, where the breast is squeezed manually to break up the scar tissue, was done in the past but has largely been abandoned: the implant can rupture, there is a real risk of bleeding, and the contracture usually returns. For established grade III or IV contracture, non-surgical options are not a reliable solution, and surgery is the definitive approach.
Surgical options
Several surgical approaches exist, and the right choice depends on the severity, the implant type and individual anatomy.
Capsulotomy cuts into the existing capsule to release the tightness without removing it. Pressure comes off the implant and symptoms often improve, but because the original capsule remains, the contracture frequently returns, so this is used less often now, particularly for more severe cases.
Capsulectomy removes part or all of the capsule along with the implant. Total capsulectomy is usually preferred for severe cases because it leaves a clean pocket, and recurrence rates are lower than with capsulotomy alone; for grade IV contracture it is generally the more definitive answer. The clinical position on capsulectomy approaches and the en bloc terminology is covered in the article on breast implant removal and capsulectomy.
Implant exchange and pocket repositioning often accompany capsulectomy. A new implant is placed, either into the existing pocket or a freshly created one, and changing the pocket plane, for instance moving an implant from above the muscle to below it, often reduces the chance of recurrence. A neopocket can also be formed between the old capsule and the muscle, with the old capsule collapsed against the chest wall.
One point worth correcting, because older patient material still repeats it: the advice to switch from smooth to textured implants to reduce recurrence is outdated in Australia. Macro-textured implants were suspended from the Australian market in 2019 over the BIA-ALCL link, and practice has shifted toward smooth implants for most cosmetic cases. Micro-textured implants remain available under TGA conditions for selected indications. The appropriate choice is worked out for the individual case rather than by a blanket rule.
Fat grafting is worth knowing about for patients with multiple recurrences, or those who would prefer to be implant-free. The implants are removed completely and volume is restored using the patient’s own fat, taken from elsewhere by liposuction, usually over two procedures to achieve adequate volume and shape. For some patients it is the way out of a recurrent contracture cycle. The explant pathway is covered in the guides to recovery after breast implant removal and Medicare and breast implant removal.
What happens long term
Contracture can recur after revision surgery. Reported recurrence rates sit somewhere between 15 and 30 per cent within the following one to two years, depending on the procedure and the patient, according to the published data. This is why prevention during the original surgery matters, and why the decision about whether to operate at all is worth working through carefully.
Early detection helps considerably. Firmness picked up at grade I or II can often be monitored, and regular self-checks together with routine reviews mean contracture is caught before it becomes a grade IV problem, which generally means less surgery if intervention becomes necessary.
One overlap is worth knowing: new firmness years after surgery can occasionally be a presenting sign of BIA-ALCL, a rare cancer linked to certain textured implants, so any new firmness, swelling or asymmetry should be assessed rather than assumed to be straightforward contracture. The distinction is covered in the BIA-ALCL guide and the breast implant illness guide.
Frequently asked questions
What are the first signs of capsular contracture?
Firmness in a breast that was previously soft is almost always the first sign, and it usually affects one side before the other. Reduced movement follows, then changes in shape such as the implant sitting higher or the breast looking rounder. Pain is not a reliable early indicator, since many cases are firm without being painful. Comparing against your own photographs from the first year after surgery is more useful than comparing one breast to the other, because contracture affecting both sides can look symmetrical.
How common is capsular contracture after breast augmentation?
Most published studies suggest somewhere between 5 and 15 per cent of patients with implants develop some degree of contracture over the lifetime of their implants. The figure for an individual depends on surgical technique, implant type, personal risk factors such as smoking or prior radiation, and how long the implants have been in place. Most cases that do develop stay mild, at Baker grade I or II, and never need surgery.
Is capsular contracture painful?
It depends on the grade. Grades I and II usually are not painful and often go unnoticed. Grade III may cause some tenderness or a sense of pressure, and grade IV is typically uncomfortable, sometimes significantly. Any new pain in an implanted breast should be assessed sooner rather than later, because it can point to contracture, infection or, rarely, other complications.
Is there anything I can do myself to reduce my risk?
Yes. The most important factor is choosing a Specialist Plastic Surgeon who uses a rigorous biofilm-minimising protocol such as the Adams 14-Point Plan. After surgery, the things that help most are not smoking, avoiding unnecessary breast trauma in the early months, attending your post-operative appointments, completing any antibiotic course, and getting anything new such as firmness, distortion or pain checked promptly rather than waiting.
Can it come back after surgery?
Yes, and the numbers are not small: recurrence after revision runs at around 15 to 30 per cent within one to two years. This is why the original surgery matters so much, why the choice of revision approach matters, since capsulectomy has a lower recurrence than capsulotomy, and why patients with multiple recurrences are often better considering the implant-free fat grafting option rather than another revision.
Dr Scott J Turner is a Specialist Plastic Surgeon (FRACS) consulting in Sydney. A GP referral is required before an initial surgical consultation under the current Medical Board of Australia framework. If you are concerned about firmness, distortion or new discomfort in an implanted breast, contact the practice to arrange a consultation. Bringing any original implant records, operation notes and recent imaging assists the assessment.
