Craniopagus parasiticus
Craniopagus parasiticus: Conjoined twins joined at the head (craniopagus) in which a rudimentary head (with little or no body) is attached to the head of the larger and usually more normal twin. The rudimentary head was thought to be parasitic.
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- Craniopharyngioma
Craniopharyngioma: A benign brain tumor that develops from embryonic tissue that forms part of the pituitary gland. Pressure on the pituitary gland by the tumor reduces the availability of the hormone vasopressin, raising the pressure within the cranium. A craniopharyngioma usually includes hard, calcified components within the tumor itself and affects the development of the […]
- Craniosynostosis
Craniosynostosis: Premature fusion of the sutures between the growth plates in an infant’s skull that prevents normal skull expansion. Craniosynostosis can cause an abnormally shaped skull. Premature closure of all the sutures can cause microcephaly (an abnormally small head), which prevents the normal growth of the brain and results in mental retardation. Treatment usually involves […]
- Craniotomy
Craniotomy: A surgical operation in which an opening is made in the skull.
- Cranium
Cranium: The top portion of the skull, which protects the brain. The cranium includes the frontal, parietal, occipital, temporal, sphenoid, and ethmoid bones.
- Crapulence
Crapulence: Sickness or indisposition resulting from an excess of drinking (or eating). Crapulence is an almost exact synonym for a hangover. See also: Crapulent.