Mohs microsurgery: best clinics abroad

Mohs micrographic surgery removes selected skin cancers in stages, with microscopic examination of the tissue edges during treatment. A specially trained surgeon uses a map of the specimen to identify where cancer remains and remove additional tissue from those areas. This approach aims to clear the tumour while preserving nearby healthy skin, particularly where tissue is important for appearance or function.

It is commonly considered for higher risk basal cell and squamous cell carcinomas, including recurrent tumours, lesions with poorly defined borders and cancers in sensitive locations. A biopsy and clinical assessment help determine whether Mohs or another treatment is appropriate. The operation usually uses local anaesthesia, with waiting periods while samples are processed. After clearance, the wound may heal naturally or need stitches, a flap or a skin graft. Scarring and complications remain possible, and follow-up skin examinations are still necessary. Patients may seek Mohs surgery abroad when they need access to a trained team providing tissue mapping and reconstruction, particularly for a recurrent lesion or a site where preserving function is important.

When Mohs surgery may be considered

A dermatologist reviews the biopsy, tumour location, size, subtype and previous treatment. Mohs can be useful for cancers near the eyes, nose, ears or fingers, or those that recur or extend beyond visible borders. It is not needed for every skin cancer: standard excision and other options may suit lower risk lesions. Selected unusual tumours require specialist assessment. Broader cancer care is described under oncology.

Preparation and microscopic control

Bring the pathology report, previous treatment details and a medicine list, including blood thinners and supplements. Discuss allergies, implanted devices and relevant illnesses. Do not stop prescribed medicines independently. Confirm instructions about food, transport and wound care with the clinic, especially if reconstruction may require additional anaesthesia.

After numbing the area, the surgeon removes the tumour and a thin tissue layer. The specimen is mapped and examined for cancer at its margins. Further tissue is removed from mapped areas if necessary. Several stages may be needed, so the final wound size and length of the visit cannot be predicted precisely from the visible lesion.

Repair, recovery and risks

Once the margins are clear, repair depends on the wound's depth, location and size. Options include natural healing, direct closure, a local skin flap or graft. Another specialist may perform reconstruction, sometimes on a different day. Ask who will manage dressings and any stitches after returning home.

Possible problems include bleeding, infection, discomfort, altered sensation, scarring and difficulty healing; a flap or graft can also have complications. Follow the individual plan for cleaning, dressings and activity. Seek prompt clinical advice for bleeding that does not settle, spreading redness, worsening pain or fever. Ongoing skin checks and sun protection help address recurrence and the risk of new cancers.

Frequently asked questions

Is Mohs the same as an ordinary excision?

Both remove tissue, but Mohs combines staged removal with mapped microscopic margin examination during the procedure. Other techniques may assess margins differently.

Can a biopsy remove all the cancer?

Sometimes the visible lesion disappears after biopsy, while tumour remains underneath. The pathology result and examination still determine further treatment.

Will there be a scar?

Yes. Preserving healthy tissue can help reconstruction, but neither an invisible scar nor a particular cosmetic result can be guaranteed.

Does clear tissue mean no further care is needed?

No. Follow-up remains important. High risk features or disease beyond the skin may require additional assessment or treatment.