Singapore Study Shows Tailored Gynecomastia Surgery Techniques Effective for Asian Patients

Patients experienced emotional distress from gynecomastia condition; surgery provided relief with high satisfaction outcomes.
Surgeons must adapt their methods to address the particular vulnerabilities of Asian skin
Dr Puah explains why techniques developed for Western patients require fundamental recalibration for Asian populations.

In Singapore, a surgeon's five-year study of more than 550 men has quietly redrawn the map of how gynecomastia — the enlargement of male breast tissue — ought to be treated across Asian populations. Dr Ivan Puah's findings, drawn from a clinic where Chinese, Malay, Indian, and other patients sought relief from both physical and emotional burdens, reveal that surgical techniques refined on Western bodies do not travel without cost. The work is a reminder that medicine, however universal its ambitions, must always reckon with the particular human being on the table.

  • Thousands of Asian men living with gynecomastia faced a quiet but compounding injustice: surgical techniques designed for Western skin were being applied to bodies that scar, heal, and respond to incisions in measurably different ways.
  • The stakes are not abstract — hyperpigmentation, keloid formation, and visible scarring meant that for some patients, surgery traded one source of self-consciousness for another.
  • Dr Puah's response was methodical: over five years and 550 cases, he developed a single-incision areolar technique calibrated to Asian skin's distinct healing behavior and glandular tissue characteristics.
  • The outcomes are striking — five of six representative patients reported zero complications and perfect satisfaction scores, with the sixth experiencing only mild, non-distressing keloid formation.
  • The broader signal is urgent for the field: any cosmetic surgeon operating on Asian patients must treat skin biology not as a footnote but as the foundation of surgical planning.

Dr Ivan Puah has spent five years doing something deceptively simple: paying close attention. Between 2018 and 2023, he treated more than 550 men at his Singapore clinic for gynecomastia — the enlargement of male breast tissue caused by hormonal shifts, steroid use, weight gain, or medication. What emerged from that sustained attention was a body of findings that challenges a quiet assumption embedded in cosmetic surgery: that techniques developed for Western patients translate cleanly to everyone else.

They do not. Asian skin scars differently, heals differently, and responds to incisions in ways that demand their own logic. Left unaddressed, these differences produce hyperpigmentation, keloid formation, and visible scarring — outcomes that can replace one source of distress with another. Puah's answer was a single incision placed along the areola, a placement chosen precisely because it minimizes visible scarring while granting access to remove glandular tissue, perform liposuction, and tighten overlying skin. The technique is the product of watching, case by case, how Asian skin actually heals.

Six representative cases — spanning adolescents, bodybuilders, and men whose breast tissue simply never receded — illustrate the range of patients the clinic serves. At three months post-surgery, five of the six reported no complications and rated their aesthetic satisfaction at a perfect seven out of seven. The sixth experienced mild keloid formation at the areola edges, subtle enough to cause no dissatisfaction. Beyond the physical results, patients described relief from the emotional weight the condition had carried — gynecomastia, for many men, is a genuine source of distress, not merely a cosmetic inconvenience.

The significance of Puah's work lies not in proving that surgery is effective, but in demonstrating that the specifics of how it is performed are material. Incision placement, scar management, tissue handling — each must be calibrated to the biology of the patient present, not the patient assumed. The implication reaches beyond gynecomastia: any surgeon working with Asian patients faces the same imperative. Understand the body you are working with, or risk outcomes that fall short of what that patient deserves.

Dr Ivan Puah has spent the better part of a decade refining how to treat a condition that affects thousands of men across Asia—the enlargement of breast tissue known as gynecomastia. Between 2018 and 2023, he worked through more than 550 cases at his Singapore clinic, developing surgical approaches tailored specifically to the anatomical and dermatological realities of Asian patients. The work has now yielded findings that challenge the assumption that techniques developed for Western populations translate cleanly across continents.

The condition itself is straightforward enough: male breast enlargement caused by hormonal shifts during puberty, steroid use, weight gain, or medication. But treating it in Singapore's diverse population—Chinese, Malay, Indian, and others—revealed something surgeons trained primarily on Western cases might miss. Asian skin behaves differently. It scars differently. It responds to incisions differently. The glandular tissue beneath the skin has its own characteristics. Ignoring these differences meant worse outcomes: more visible scarring, hyperpigmentation, keloid formation—the very things patients hoped surgery would spare them from.

Puah's approach centers on a single incision placed along the areola, the pigmented circle around the nipple. This placement minimizes visible scarring while allowing him to remove the enlarged glandular tissue beneath, perform liposuction to eliminate excess fat, and tighten the overlying skin. The technique is precise, deliberate, and informed by years of watching how Asian skin heals. Six representative cases illustrate the range of patients he encounters: adolescents experiencing puberty-related enlargement, bodybuilders who used anabolic steroids, men who remained overweight despite weight loss efforts, and others whose breast tissue simply never receded on its own.

The results speak plainly. At the three-month mark following surgery, five of the six patients reported no complications whatsoever. They rated their satisfaction with the aesthetic outcome at a perfect seven out of seven. The sixth patient experienced mild keloid formation—a thickened scar—at the edges of both areolae, but the growth was subtle and caused no dissatisfaction. Beyond the physical outcomes, patients reported relief from the emotional weight the condition had carried. Gynecomastia is not merely a cosmetic concern; for many men, it is a source of genuine distress.

What makes this work significant is not that it proves surgery works—that has long been established. Rather, it demonstrates that the specifics matter enormously. Incision placement, scar management strategy, tissue handling, skin tightening approach—all of these must account for the biological reality of the patient in front of you. A technique perfected on Caucasian skin may fail or underperform on Asian skin. The differences are not trivial. They are material enough to determine whether a patient leaves the clinic satisfied or disappointed, whether scarring fades or becomes a new source of self-consciousness.

Puah emphasizes this point directly: surgeons must adapt their methods to address the particular vulnerabilities of Asian skin—its tendency toward hyperpigmentation, its propensity for keloid formation, the distinct characteristics of its glandular tissue. This is not a minor adjustment. It is a fundamental recalibration of surgical planning. The implication extends beyond gynecomastia. Any surgeon working with Asian patients across any cosmetic discipline faces the same imperative: understand the biology you are working with, or risk outcomes that fall short of what the patient deserves.

It is important to adapt surgical techniques to address issues such as scarring and hyperpigmentation, which can be more pronounced in Asian patients due to their skin types.
— Dr Ivan Puah, Medical Director at Amaris B. Clinic
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Inventor

Why does this matter? Gynecomastia surgery has existed for decades. What's new here?

Model

The surgery itself isn't new. What's new is the recognition that the same technique doesn't work equally well across different populations. Asian skin scars and heals differently than Caucasian skin. Ignoring that difference means more visible scars, more keloids, more hyperpigmentation—exactly what patients are trying to avoid.

Inventor

So Puah is saying surgeons have been doing this wrong?

Model

Not wrong, exactly. But incomplete. They've been applying techniques developed and refined on one population to another population with different skin biology. It's like using a map of one city to navigate another.

Inventor

What makes Asian skin different in this context?

Model

It's more prone to keloid formation—thickened, raised scars. It's more susceptible to hyperpigmentation around incisions. The glandular tissue itself has different characteristics. These aren't minor variations. They change where you place the incision, how you handle the tissue, how aggressively you tighten the skin.

Inventor

And his results show this approach works?

Model

Five of six patients had zero complications and reported perfect satisfaction. The one who had a mild keloid said it wasn't noticeable and didn't bother them. That's a strong signal.

Inventor

What happens if surgeons don't adapt?

Model

Patients get results that look worse than they hoped. Visible scarring, discoloration, keloids. The emotional relief they sought from surgery gets undercut by new cosmetic concerns. It defeats the purpose.

Inventor

Is this specific to gynecomastia, or does it apply more broadly?

Model

It applies wherever a surgeon's hands meet a patient's skin. Facelift, liposuction, any procedure. The principle is the same: understand the biology you're working with, or accept worse outcomes.

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