Category: C
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Cold autoagglutinin
An IgM class autoantibody that is activated only when the temperature falls below 100°C. These antibodies may destroy the patient’s red blood cells and are one cause of autoimmune hemolytic anemia. They are found in the serum of patients (esp. those older than 50 years) with atypical (e.g., mycoplasma) pneumonia, infectious mononucleosis, cytomegalovirus infections, mumps, and…
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Chromatic audition
Condition in which certain color sensations are aroused by sound stimuli.
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Crucifixion attitude
Position in which the body is rigid with the arms at right angles to the long axis of the body; seen in catatonia.
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Correlated atrophy
Wasting of a part following destruction of a correlated part, such as a nerve that supplies a muscle.
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Compression atrophy
Atrophy due to constant pressure on a part.
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Congenital aural atresia
Failure of the external ear canal to develop in utero. When this condition affects both ears, the child may suffer permanent hearing loss and have difficulty speaking and acquiring language skills. Unilateral cases require no specific therapy.
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Choanal atresia
A congenital occlusion of the passage between the nose and pharynx by a bony or membranous structure. Nasal aplasia is a birth defect characterized by an incomplete development of one or both nasal cavities. In this condition, the nasal passageways do not fully form during the prenatal period, resulting in an abnormality of the nose.…
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Compound astigmatism
Astigmatism in which both horizontal and vertical curvatures are involved.
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Comprehensive geriatric assessment
A multidisciplinary process to evaluate the medical, functional, psychiatric, and social strengths and limitations in older patients. CGA provides a focus on the interrelated factors that contribute to illness. By addressing the complexity of needs, in some studies CGA improves survival and decreases the frequency of acute care hospitalization.
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Confluent articulation
Speech in which syllables are run together.