Cryptosporidium parvum: The parasite that causes the disease cryptosporidiosis. See: Cryptosporidiosis.
CPEO: Chronic progressive external ophthalmoplegia. Slowly progressive paralysis of certain eye muscles. See also: Kearns-Sayre syndrome.
CPAP: Continuous positive airway pressure. CPAP is an effective treatment for moderate to severe obstructive sleep apnea. Patients with obstructive sleep apnea treated with CPAP wear a face mask during sleep which is connected to a pump (CPAP machine) that forces air into the nasal passages at pressures high enough to overcome obstructions in the […]
CT: Abbreviation for: 1. Cognitive therapy; and, more often today 2. Computerized tomography, as in CT scan. CT is pronounced as the letters C and T.
- CT colonography
CT colonography: Another name for virtual colonoscopy. The term CT colonography provides a more accurate description of the technique that employs computerized tomography (CT) but not a colonoscope. This scan may also be useful in detecting cancers outside the colon, such as renal, lung, and lymph node cancers.
- CT scan
CT scan: Computed tomography scan. Detailed images of internal organs are obtained by this type of sophisticated X-ray device. CT stands for computed tomography. The CT scan can reveal anatomic details of internal organs that cannot be seen in conventional X-rays. The X-ray tube spins rapidly around the patient and the X-rays strike numerous detectors […]