Intussusception
[内科] 肠套叠in-tuh-suh-SEP-shun
释义：from Latin intus "within" (see ento-) + susceptionem (nominative susceptio) "a taking up, a taking in hand, undertaking,"
Slipping of one intestinal segment into another part below it; occurs mainly in male infants in the ileocecal region (see FIG. 13-10A); may be fatal if untreated for more than 1 day