| cardiothoracic i. |
the size of the heart in relation to the size of the chest, being the greatest transverse diameter of the heart shadow as compared with the greatest transverse diameter of the chest shadow on radioscopy.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| cardiothoracic r. |
the ratio of the transverse diameter of the heart to the internal diameter of the chest at its widest point just above the level of the dome of the diaphragm, a rough guide to cardiac enlargement, being normally less than 0.5.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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