CLL: Chronic lymphocytic leukemia. See: Leukemia, chronic lymphocytic.
- Cloacal exstrophy
Cloacal exstrophy: A birth defect involving the pelvic area that is termed a malformation sequence and involves the cloaca. A cloaca is a common passageway for feces, urine and reproduction. During human embryogenesis (development), there is for a time a cloaca. The far end of a structure called the hindgut is the cloaca before it […]
Cloaca: A common passageway for feces, urine and reproduction. At one point in the development of the human embryo, there is a cloaca. It is the far end of a structure called the hindgut. This structure then divides to form a rectum, a bladder, and genitalia. The presence of a cloaca is normal in many […]
Clone: Literally a fragment, the word in modern medical science has come to mean a replica, for example, of a group of bacteria or a macromolecule such as DNA. Clone also refers to an individual developed from a single somatic (non-germ) cell from a parent, representing an exact replica of that parent. A clone is […]
- Clonic seizure
Clonic seizure: A seizure in which there are generalized clonic contractions with the entire body jerking, but without a preceding tonic phase.
- Cloning, cell
Cloning, cell: The process of producing a group of cells (clones), all genetically identical, from a single ancestral cell.