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Gender-affirming

Top surgery (chest masculinisation) in Thessaloniki and Athens, Greece

I perform 10–20 top surgery procedures a year. I choose the technique according to the size of the chest and the quality of the skin, and wherever possible I prefer to keep the nipple attached to its blood supply and nerves.

Top surgery removes the breast tissue and excess skin and shapes a flat, male chest, with a smaller nipple set further to the side. It is gender-affirming surgery for adult trans men and non-binary people, and it is done under general anaesthesia.

10–20

operations a year

Dr Prodromos Papaioannou, plastic surgeon

At a glance

What it treats

A chest that does not match your gender identity: removal of breast tissue and skin, smaller nipple in a male position

Anaesthesia

General

Operating time

About 2 to 3 hours

Hospital stay

No overnight stay; you return to your accommodation the same day

Back to work

1 to 2 weeks for desk work

Exercise

After 6 weeks

Final result

6 to 12 months, as the scars mature

Where

Interbalkan Medical Center, Thessaloniki · Athens Medical Center, Marousi (Athens)

Medically reviewed by Dr Prodromos Papaioannou, Plastic Surgeon, HESPRAS member, ASPS International Member · Last reviewed:

What is top surgery?

Top surgery is a gender-affirming operation that turns the breasts into a male chest. I remove the breast tissue and excess skin, use liposuction for a smooth contour, and make the nipple smaller and move it further to the side. In medical terms it is a subcutaneous mastectomy with chest contouring.

It is the most common gender-affirming operation for trans men and non-binary people. Many have worn a chest binder for years, which can cause skin irritation, shortness of breath and back pain.

The technique is similar to a breast reduction, with one essential difference: the aim is not a smaller breast but the complete removal of the breast tissue and the excess skin. If you have been on testosterone, the breast has usually shrunk and dropped, so the skin is always tightened as well.

A male chest is not simply a breast with the tissue taken out. The nipple and areola are smaller, often oval, and sit further to the side, and the chest has a gentle contour along the lower edge of the pectoral muscle. I plan the incisions and the new nipple position to these proportions. For breast enlargement in cisgender men, see the gynaecomastia (gynecomastia) page.

Am I a candidate for top surgery?

Top surgery suits adult trans men and non-binary people with marked, persistent gender incongruence who want a flat chest. I follow the WPATH Standards of Care, Version 8 (SOC8): you need an assessment by a qualified health professional experienced in gender identity. Testosterone or other hormone therapy is not a requirement.

Who is top surgery for?

  • Trans men, with or without testosterone.
  • Non-binary people who want a flat or less feminine chest.
  • People who wear a binder and have problems with their skin, breathing or back.
  • Adults in good general health, at a stable weight.
  • People who have one assessment from a qualified health professional experienced in gender identity, in line with WPATH SOC8.

When is top surgery not advised?

  • Under 18: I perform gender-affirming surgery on adults only.
  • When serious health problems are not under control.
  • When your weight has not settled, or you are planning major weight loss.
  • When there is a suspicious finding in the breast, until imaging has been completed.
  • If you smoke and cannot stop, when the technique needs a nipple graft.

How do I prepare for top surgery?

Preparation starts with a consultation, where we agree on the result you want and the technique that will achieve it, followed by pre-operative tests. You will need your health professional’s assessment, blood tests, a fitness check for general anaesthesia and breast imaging. You stop smoking at least 4 weeks before and after surgery.

What happens at the consultation?

We start with the result you want: a completely flat chest or a softer contour, and how you would like me to address you. I examine the size of the chest, how much it has dropped, the elasticity and quality of the skin, the size and position of the nipple, and symmetry, because the technique depends on them. I explain where the scars will be, whether the nipple will keep its blood supply or be grafted, and what recovery will involve. If you are on hormone therapy, I liaise with your endocrinologist. You receive a written plan and quote.

Which tests are needed before top surgery?

You need the assessment from the qualified health professional who follows your care. Then come pre-operative blood tests, a check for general anaesthesia, and a breast ultrasound or mammogram depending on your age and history. Testosterone is usually not stopped; the decision is made with your endocrinologist. Smoking raises the risk of complications and of losing the nipple, so stop at least 4 weeks before and 4 weeks after surgery. If you take anticoagulants or antiplatelet medicines, tell me; they are only stopped in agreement with the doctor who prescribes them. The date of surgery is set once all the checks are complete.

How is top surgery performed?

Top surgery is done under general anaesthesia and takes about 2 to 3 hours. The technique depends on the size of the chest and the elasticity of the skin: a periareolar (keyhole) incision for a small chest, the nipple kept on a pedicle for a medium chest, and a double incision with nipple grafts for a large one.

I remove the breast tissue completely but leave a thin layer of fat, so the contour is smooth with no hollows. I use liposuction to refine the sides of the chest. When the nipple is moved, I place it further to the side, as on a male chest, and make it smaller.

Keyhole (periareolar) incision for a small chest

When the chest is small, the skin is elastic and there is no sagging, I remove the tissue through a small incision along the lower edge of the areola (keyhole) or around it. The scars are as small as possible and the nipple stays where it is, with its blood supply. It does not suit a chest with excess skin, because the skin will not shrink back and folds remain.

Double incision mastectomy with the nipple on a pedicle

For a large chest or marked sagging, I prefer a double incision mastectomy: one horizontal incision on each side, along the lower edge of the pectoral muscle, through which the breast tissue and most of the skin are removed. The nipple is moved to its new position on a thin pedicle of tissue, which keeps its blood supply and some of its sensation, and is made smaller to suit a male chest. The scar is long, but it follows the line of the muscle. I rarely use a free nipple graft, because the nipple loses its sensation and may lose colour.

Liposuction

Liposuction is part of every technique. It removes fat from the sides of the chest and the armpit, so the chest blends smoothly into the torso. See the liposuction page for more on the technique.

Incisions and stitches

The scars depend on the technique: around the areola with a keyhole incision, around the areola and downwards when the nipple is kept on a pedicle, and one horizontal scar on each side with a double incision. I place them along the lower edge of the pectoral muscle and do not extend them towards the breastbone or the armpit without need. The stitches are dissolvable and the dressing comes off after about a week.

Combining top surgery with other procedures

I often combine top surgery with liposuction of other areas of the torso. Facial or genital surgery is usually done at a separate time.

Hospital stay

Top surgery is done without an overnight stay. You leave with someone to accompany you, wearing the compression vest. You must not drive after a general anaesthetic.

How long is recovery after top surgery?

The first few days bring tightness and mild pain, which painkillers control. Drains and the dressing come off at around day 7. Most people return to desk work in 1 to 2 weeks and to exercise after 6 weeks. You wear a compression vest for 4 to 6 weeks, and the final contour settles over 6 to 12 months.

WhenHow you feelWhat you can do
Days 1–3Tightness in the chest and mild pain, worse when you move your armsPainkillers I prescribe; vest day and night; walking at home, no lifting your arms high
Days 3–7Pain eases; possible bruising at the sides if you had liposuctionDressing and drains removed at around day 7
Weeks 1–2Bruising and swelling go downBack to desk work; light daily tasks
Weeks 3–6Feeling almost normal; numbness in the chest skinVest until 4–6 weeks; no weights or sudden arm movements
Week 6Cleared for a gradual return to exercise, with light loads at firstCheck-up before chest training
Months 3–6Swelling resolves fully and the contour settlesWe review your progress together
Months 6–12Scars mature and fadeProtect the scars from the sun

How long do I need to stay in Greece after top surgery?

Plan to stay in Greece for 7 to 10 days after top surgery. Your drains and dressing come off at the practice at around day 7, and the stitches dissolve on their own, so there is nothing to remove later. You are usually ready to fly after the day-7 check, once the drains are out.

Hospital stay: none; you return to your accommodation the same day. For the first days you will need someone with you, as you must not drive after a general anaesthetic and should avoid lifting your arms high.

Once you are home, follow-up is by video call at 10 days, 1 month, 6 months and 1 year. At the 1-month video call we decide when you can return to chest training.

What to arrange at home:

  • Time off work: 1 to 2 weeks for desk work, longer for physical jobs.
  • Help with daily tasks for the first days, since raising your arms will be uncomfortable.
  • Your compression vest, worn day and night, for 4 to 6 weeks.
  • No weights, chest exercises or swimming until you are cleared.
  • Sun protection for your scars over the first year.
  • Your written plan, to share with your own doctor.

How long do top surgery results last?

The chest is flat straight after surgery, and the final contour develops over 6 to 12 months as swelling settles and the scars mature. The breast tissue that is removed does not grow back, although a small amount of remaining tissue or a large change in weight can affect the contour.

Studies show high satisfaction and better quality of life after top surgery. Some patients need a minor revision, such as removing excess skin at the ends of the incision or extra liposuction, particularly after a keyhole incision on a chest that was only borderline suitable, or after a double incision on a very large chest. Top surgery does not affect hormone therapy. Because a small amount of breast tissue may remain, discuss future breast screening with your doctor.

What are the risks of top surgery?

Top surgery carries risks linked to general anaesthesia and to the technique itself. Most are uncommon and can be treated. The most typical are a haematoma (hematoma), partial loss of a nipple graft, and excess skin at the ends of the incision. I explain the risks that apply to you at your consultation.

ComplicationHow commonPrevention and treatment
Haematoma (collection of blood)Not rare, in the first daysCareful control of bleeding, drains, review of medicines that affect clotting; if it occurs, it is drained
Seroma (collection of fluid)Not rareCompression vest; if needed, drained with a needle
InfectionRareWound care; treated with antibiotics
Partial or complete nipple lossRare; more common in smokersStopping smoking, care of the graft; corrected with nipple reconstruction or medical tattooing
Reduced or lost nipple sensationCommon after a nipple graft; less common when the nipple is kept on a pedicleChoosing a technique that preserves the nipple, where possible
Nipple colour lossNot rare after a nipple graftCorrected with medical tattooing
Excess skin at the ends of the incision (sometimes called “dog ears”) or contour irregularitiesNot rareCareful planning of the incisions, liposuction; a minor revision if needed
Raised or wide scarsNot rareNo weights for the first weeks, silicone on the scars, sun protection
AsymmetryNot commonCorrection at a second stage

Smoking. Stop at least 4 weeks before and 4 weeks after surgery. Smoking increases healing problems and the risk of losing the nipple, especially when the nipple is grafted.

Blood thinners. Tell me if you take anticoagulants or antiplatelet medicines. They are always stopped in agreement with the doctor who prescribes them.

How much does top surgery cost?

We do not publish prices. The cost of top surgery varies from person to person, depending on the size of the chest, the technique, how much liposuction is needed and the hospital stay. You receive a quote after your consultation, once I have examined you and we have agreed on the plan that suits you.

  • The size of the chest and how much skin is removed.
  • The technique: keyhole incision, nipple kept on a pedicle, or double incision with nipple grafts.
  • How much liposuction is needed, for example towards the armpits or the torso.
  • The length of the hospital stay.
  • Combining top surgery with another procedure.

Frequently asked questions

What do I need to qualify for top surgery?

I follow the WPATH Standards of Care, Version 8. You need to be an adult with marked and persistent gender incongruence, and able to give informed consent. One assessment by a qualified health professional is enough; they also check that any other health problems that could affect the result have been addressed. You do not need to be on hormone therapy. The tests and your plan are set at the consultation.

Do I need to be on testosterone before top surgery?

Not necessarily. Under the WPATH Standards of Care 8, hormone therapy is not a requirement for top surgery. Many trans men have already started testosterone, and then the breast has often shrunk and dropped, which I take into account when choosing the technique. Many non-binary people do not want hormone therapy, and that is no barrier. If you are on hormone therapy, I liaise with your endocrinologist about the period around surgery.

Will I keep nipple sensation after top surgery?

It depends on the technique. With a keyhole incision, or when the nipple is kept on a pedicle, it stays connected to its blood vessels and nerves, and sensation is usually preserved, though it may be reduced for the first few months. With a double incision and free nipple grafts, the nipple is removed and replaced as a graft, so sensation is markedly reduced or lost, although some may return with time. Where the size of the chest and the skin allow, I prefer a technique that keeps the nipple’s blood supply and sensation. On a very large chest, however, grafting usually gives a flatter result.

How visible are top surgery scars?

It depends on the size of the chest and the technique. On a small chest the scar runs around the areola and becomes less noticeable with time. With a double incision there is one horizontal scar on each side, along the lower edge of the pectoral muscle, so it follows the natural contour of the chest. Scars are red for the first few months and then gradually fade. Avoiding weights, using silicone and protecting the scars from the sun all help.

Is top surgery painful?

Less than most people expect. For the first 2 to 3 days there is tightness and pain, mainly when you move your arms, which the painkillers I prescribe control. Liposuction adds bruising and tenderness at the sides. The compression vest supports the tissues and helps with comfort. The skin of the chest stays numb for a few months. Most people return to desk work in 1 to 2 weeks.

When can I work out after top surgery?

Exercise is usually allowed after 6 weeks. You can walk from the first days. Lifting weights and chest exercises have to wait, because they raise the risk of a haematoma or seroma and can stretch or open the scars. Instead of a binder, you wear the compression vest for about 4 to 6 weeks. Swimming waits until the incisions have fully closed and any nipple graft has healed.

Can I have top surgery if I am non-binary?

Yes. Top surgery is not only for trans men. Some non-binary people want a completely flat chest, others a more neutral contour. We discuss the options at the consultation, from a completely flat chest to a reduction to a smaller, more neutral contour, and I adapt the technique; the position and size of the nipple are planned individually. Describe the result you want as precisely as you can, and I will explain what is achievable for your body. The assessment by a health professional and the other requirements are the same.

When can I fly home after top surgery?

You can usually fly home after the day-7 check after top surgery. Before you leave, your drains and dressing are removed at the practice, at around day 7. The stitches dissolve on their own, so they do not need to be taken out at home. Wear your compression vest for the journey, avoid lifting heavy luggage, and ask for help with overhead lockers, as reaching up strains the chest in the first weeks. There is no limit on flight length.

Can my follow-up be done at home?

Yes. After you return home, I follow your progress by video call at 10 days, 1 month, 6 months and 1 year. We review how your wounds and scars are healing, how long to keep wearing the compression vest, and when you can go back to work and exercise. At the 1-month video call we decide when you can restart chest training. Keep your written plan with you, so that your own doctor at home knows exactly which operation you had and how it was done.

References

  1. Coleman E, Radix AE, Bouman WP, et al. Standards of Care for the Health of Transgender and Gender Diverse People, Version 8. Int J Transgend Health. 2022;23(Suppl 1):S1–S259.
  2. Monstrey S, Selvaggi G, Ceulemans P, et al. Chest-wall contouring surgery in female-to-male transsexuals: a new algorithm. Plast Reconstr Surg. 2008;121(3):849–859.
  3. Wolter A, Diedrichson J, Scholz T, et al. Sexual reassignment surgery in female-to-male transsexuals: an algorithm for subcutaneous mastectomy. J Plast Reconstr Aesthet Surg. 2015;68(2):184–191.
  4. Hage JJ, van Kesteren PJ. Chest-wall contouring in female-to-male transsexuals: basic considerations and review of the literature. Plast Reconstr Surg. 1995;96(2):386–391.
  5. Wilson SC, Morrison SD, Anzai L, et al. Masculinizing top surgery: a systematic review of techniques and outcomes. Ann Plast Surg. 2018;80(6):679–683.
  6. Aristizábal A, Ríos-Sánchez M, Escandón JM, et al. Body contouring as gender-affirming surgery in transgender patients: a systematic review of the current literature. J Clin Med. 2024;13(12):3523.
  7. Poudrier G, Nolan IT, Cook TE, et al. Assessing quality of life and patient-reported satisfaction with masculinizing top surgery: a mixed-methods descriptive survey study. Plast Reconstr Surg. 2019;143(1):272-9. doi:10.1097/PRS.0000000000005113.
  8. Etemad SA, Furuyama WM, Winocour JS. Double incision mastectomy with free nipple graft for masculinizing chest wall surgery. Plast Reconstr Surg Glob Open. 2020;8(11):e3184. PMCID: PMC7722555.

Consultation

In Thessaloniki, in Athens or by video. Examination, options and a written plan.

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