Cryosurgery of Skin Cancer.

Rees B. Rees, MD
Arch Intern Med. 1969;124(5):643-644. doi:10.1001/archinte.1969.00300210125032.
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This is a most interesting book. It should intrigue everyone in the field of oncology, as well as dermatologists and all those who treat cutaneous neoplasms (both benign and malignant) and other lesions which may be amenable to congelation.

The bulk of the book relating to treatment of skin cancer is already of historical rather than practical interest—according to the author's own implications. He has progressed from techniques of pouring liquid nitrogen into plastic funnels containing felt (which were applied to the tumor), to application of chilled copper discs, and finally to an instrument called the "Kryospray," which he favors currently for treatment of neoplasms.

Alas, with this last modality the author reports treatment of only 108 patients, slightly more than 20% of the total reviewed in the book. Follow-up periods are relatively short, and although a cure rate of some 95% is claimed, this undoubtedly will decline as


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