Cryoprotectant: A chemical component of a freezing solution used in cryopreservation to help protect what is being frozen from freeze damage. The chemical glycerol, for example, is commonly used as a cryoprotectant to protect frozen red blood cells.
Cryostat: A chamber that can maintain very low temperatures. Medical laboratories use a cryostat to preserve frozen tissue samples while a microtome, an extremely sharp cutting instrument mounted inside cryostats, slices the tissue into pieces thin enough to be observed under a microscope. The sliced piece must be so thin as to look nearly transparent. […]
Cryosurgery: Treatment performed with an instrument that freezes and destroys abnormal tissue.
Literally, “cold therapy.” Cryotherapy, sometimes referred to as cryosurgery, is a procedure used to destroy tissue of both benign and malignant lesions by the freezing and re-thawing process. Liquid nitrogen is the most commonly used freezing source for cryotherapy. Examples of the uses of cryotherapy in medicine are the treatment (removal) of various types of […]
Crypt: In anatomy, variously a blind alley, a tube with no exit, a depression, or a pit in an otherwise fairly flat surface. For example, the tonsillar crypts are little pitlike depressions in the tonsils.
Cryptic: Hidden. Cryptic tonsillitis is hidden within the depths of the tonsil. From the Greek “kryptos” meaning hidden or concealed.