Funnel Chest

A birth defect that affects the appearance of the chest. A baby that is born with pectus excavatum will have a caved-in looking chest. During fetal development, too much connective tissue grew from the ribs to the breastbone, causing the sternum to grow inwards. Although the heart and lungs usually develop properly, breathing and exercise can be d....
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funnel chest

A developmental anomaly in which the lower sternum is posteriorly dislocated and concavely deformed, resulting in a funnel-shaped thorax. ... (12 Dec 1998) ...
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