also: ろときょう
funnel chest; pectus excavatum
Medical term for a congenital chest wall deformity where the sternum is sunken inward.
Funnel chest is a congenital condition in which the sternum sinks inward.
Alternate reading; less common than ろうときょう.
Compound of 漏斗 (ろうと, 'funnel') and 胸 (きょう, 'chest'), describing the funnel-like depression of the chest wall.