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chest (chest) thorax. barrel chest
a rounded, bulging chest with abnormal increase in the anteroposterior diameter, showing little movement on respiration; seen
in emphysema, kyphosis, and chronic obstructive pulmonary disease. flail chest
loss of stability of the chest wall due to several ribs being broken in two or more places as a result of a crushing chest injury. The loose chest segment moves in a direction in
the reverse of normal; that is, it moves inward during inhalation and outward during exhalation (paradoxical respiration). Other manifestations include shortness of breath, cyanosis, and extreme pain in the area of trauma. funnel chest
pectus excavatum. pigeon chest
pectus carinatum.
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