| Subject | Contents |
| Definition | Super-freezing of tissue in order to destroy it. Used to treat malignant tumors, control pain, control bleeding , and reduce brain lesions. |
| Alternative Names | Cryotherapy |
| Information | The cold is introduced through a probe which has liquid nitrogen circulating through it. To destroy diseased tissue, the tissue is cooled to below -20 degrees Celsius. Other procedures that control pain or bleeding are cooled to a lesser degree to prevent tissue damage. |
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