• A dermatologic procedure used to treat certain forms of skin cancer in which tissue is removed and immediately tested via frozen section; tissue continues to be removed until clear margins are achieved.
  NCI
  U.S. National Cancer Institute, 2021
• A surgical technique used primarily in the treatment of skin neoplasms, especially basal cell or squamous cell carcinoma of the skin. This procedure is a microscopically controlled excision of cutaneous tumors either after fixation in vivo or after freezing the tissue. Serial examinations of fresh tissue specimens are most frequently done.
  NLM Medical Subject Headings
  U.S. National Library of Medicine, 2025
• A surgical technique used to treat skin cancer. Individual layers of cancerous tissue are removed and examined under a microscope one at a time until all cancerous tissue has been removed.
  NCI Dictionary of Cancer Terms
  U.S. National Cancer Institute, 2021
• Introduction, history, and training Mohs micrographic surgery (MMS), or Mohs surgery, is a surgical technique used to treat various skin cancers that allows precise microscopic control of the margins by utilizing tangentially cut frozen-section histology. In this procedure, cutaneous tumors are excised at a 45� angle with mapping, and...
  Medscape
  WebMD, 2025
• Mohs surgery is a precise surgical technique used to treat skin cancer. During Mohs surgery, thin layers of cancer-containing skin are progressively removed and examined until only cancer-free tissue remains. Mohs surgery is also known as Mohs micrographic surgery.
  Mayo Clinic
  Mayo Foundation for Medical Education and Research, 2025