Mohs Micrographic Surgery

Mohs micrographic surgery is one of the most effective and precise treatments available for skin cancer, offering high cure rates while preserving as much healthy tissue as possible. By removing cancer layer by layer and examining each sample under a microscope during the procedure, Mohs surgery provides exceptional accuracy for treating basal cell carcinoma, squamous cell carcinoma, and select other skin cancers. At Reserve Dermatology and Aesthetics, Dr. Damstetter provides personalized Mohs surgery with a focus on complete cancer removal, tissue preservation, and optimal cosmetic outcomes.

What is Mohs Surgery?

Mohs surgery is an advanced skin cancer treatment designed to remove cancerous tissue while preserving as much healthy tissue as possible. Also called Mohs micrographic surgery, this highly specialized technique is considered the gold standard for treating skin cancer, particularly basal cell carcinoma and squamous cell carcinoma, the two most common forms of skin cancer.

Developed by Dr. Frederic Mohs, this precise surgical procedure combines cancer removal with immediate laboratory analysis. During the Mohs procedure, a Mohs surgeon removes a thin layer of tissue from the affected area and carefully examines it under a microscope through microscopic examination. This allows the surgeon to determine whether cancer cells remain. If additional cancerous cells or tumor cells are detected, another thin layer is removed only from the area where cancer is still present. The process continues until all cancer has been eliminated.

Unlike traditional excision, which removes a predetermined margin of tissue, Mohs surgery evaluates 100% of the tumor margins during the procedure. This level of precision offers exceptionally high cure rates while maximizing tissue preservation and minimizing unnecessary removal of healthy skin. At Reserve Dermatology and Aesthetics, Dr. Damstetter is a board-certified dermatologist dedicated to providing comprehensive cutaneous oncology care. Every treatment plan is personalized based on your diagnosis, medical history, and the location and size of the cancer to achieve the best possible medical and cosmetic outcome.

Expectations During Mohs Surgery

Mohs surgery is performed as an outpatient procedure, meaning most patients return home the same day. The procedure is typically performed in a comfortable doctor’s office rather than a hospital operating room, and general anesthesia is generally not necessary.

Before treatment begins, your Mohs surgeon reviews your diagnosis, examines the visible tumor, and discusses what to expect. The surgical area is then cleansed, and local anesthesia is administered to numb the treatment area. While you may feel the initial injection, you should not feel pain during the procedure. Some patients experience only mild discomfort or pressure.

Once the area is numb, the surgeon removes the visible portion of the tumor along with a very thin layer of tissue. The tissue is carefully mapped, processed, and evaluated under a microscope while you wait comfortably in the waiting room. This microscopic examination determines whether any cancer cells remain at the margins.

If more cancer cells are identified, the surgeon examines the results and removes another targeted layer of tissue only where cancer persists. Because only affected tissue is removed, the procedure preserves as much normal tissue and healthy tissue as possible. Depending on the size and complexity of the cancer, the entire appointment may last approximately two to four hours, although larger or more extensive cancers may require additional time.

Why Choose Mohs Surgery?

The benefits of Mohs surgery extend beyond complete cancer removal. Its unique ability to precisely identify and eliminate microscopic roots of skin cancer makes it one of the most effective treatments available.

Mohs surgery offers several important advantages, including:

  • Exceptional cure rates for basal cell carcinoma, squamous cell carcinoma, and certain other skin cancers
  • Precise removal of cancerous tissue while preserving healthy tissue
  • Reduced likelihood of requiring more surgery because all margins are examined during the procedure
  • Excellent cosmetic outcomes, particularly for cancers on the face, ears, nose, lips, scalp, hands, and other highly visible areas
  • Effective treatment for cancers that have recurred after previous treatment
  • Immediate confirmation that no cancer cells remain before reconstruction begins

Because the procedure focuses on preserving normal skin while eliminating cancer, Mohs surgery is especially valuable when treating cancers located where every millimeter of tissue matters. After the cancer has been completely removed, Dr. Damstetter will determine the best method to repair the wound. Depending on the size and location of the surgical defect, the area may be allowed to heal naturally, closed with stitches, or reconstructed using advanced techniques such as a skin flap.

Healing and Recovery After Mohs Surgery

Recovery following Mohs surgery is generally straightforward. After the procedure, your treatment team will provide detailed wound care instructions to support proper healing and reduce the risk of complications. Some redness, swelling, bruising, and tenderness around the surgical site are normal during the first several days. Applying cold compresses, taking recommended medications, and following your physician’s instructions can help reduce swelling and improve comfort.

The amount of healing time depends on the size and location of the wound, but many patients resume light daily activities within a day or two. Most surgical wounds heal significantly within four to six weeks, although scar maturation continues for several months. It is important to keep the area clean, avoid strenuous activities as directed, and attend all recommended follow-up appointments. Protecting the healing skin from sun exposure is also essential for promoting optimal healing and reducing future skin damage.

Because having one skin cancer increases the likelihood of developing additional types of skin cancer, routine skin examinations remain an important part of long-term care. Regular visits with a dermatologist allow for early detection and prompt treatment should new concerns arise.

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Why Choose Reserve Dermatology

Reserve Dermatology provides true physician-led care with the expertise and comprehensive range of treatments to support your skin at every stage of life, from skin checks and teen acne to cosmetic rejuvenation and advanced corrective procedures. Nothing is too simple or too complex; each plan is thoughtfully customized, whether you’re seeking mildly corrective treatments or balanced, natural-looking injectables selected with precision and intention. We focus on skin longevity, preserving collagen, minimizing the impact of aging and sun exposure, and maintaining long-term skin vitality through sustained, personalized care. Our goal is even, natural, refined results that protect and enhance your skin for years to come.

Schedule an Appointment

If you have been diagnosed with basal cell carcinoma, squamous cell carcinoma, or another form of skin cancer, Reserve Dermatology and Aesthetics is here to provide expert, compassionate care. Dr. Damstetter combines advanced surgical expertise with a patient-centered approach to deliver precise treatment while preserving healthy tissue whenever possible. Contact Reserve Dermatology and Aesthetics to schedule a consultation and learn whether Mohs surgery is the right treatment option for your skin cancer.

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Dr. Elizabeth Damstetter

Dr. Elizabeth Damstetter is a board-certified dermatologist and esteemed founder of Reserve Dermatology & Aesthetics, who brings expertise in both medical and cosmetic dermatology while maintaining a compassionate, patient-centered approach. With over 10 years in practice, more than 15 years of dermatology experience, and over 5,000 unique patients served, she offers a depth of experience alongside a personalized approach to care. With advanced training spanning internal medicine, clinical trials, and dermatology—from the University of Chicago, Northwestern, and Boston University—Dr. Damstetter combines rigorous clinical skill with cutting-edge aesthetic insight. As an Assistant Professor at Rush University Medical Center and active contributor to dermatology research and education, she seamlessly blends clinical excellence with academic leadership. Known for her “reserved cosmetic approach,” Dr. Damstetter delivers subtle, natural-looking enhancements with personalized plans that prioritize long-term skin health and patient confidence.

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