Medical Terms
Cranial Nerve
A nerve that connects to the central nervous system at the brain rather than at the spinal cord.
Cranial Region
The area on top of the head that includes the skull and brain.
Craniotomy
A surgical procedure in which a portion of the skull is removed to access the brain.
Creatinine
A waste product of muscle metabolism that is excreted into the urine.
Creatinine Clearance
A test of renal function that measures the amount of creatinine removed from the blood by the kidneys per unit of time.
Cryptorchidism
Undescended testicle (a developmental defect).
Cyanosis
Bluish discoloration of the skin due to lack of oxygen in the blood.
Cystectomy
The surgical removal of all or part of the urinary bladder.
Cystic Fibrosis
Genetic disorder that causes the lungs to become clogged with thick mucus.
Cystogram
X-ray image of the urinary bladder taken after contrast dye is introduced into the bladder.