"Red current jelly" stool in an infant is characteristic of

Initially, the passage of stool may be normal, whereas, later, blood and mucus are evacuated - the 'redcurrant jelly' stool.Vomiting may or may not occur at the outset but becomes conspicuous and bile-stained with time. Ref: Bailey & Love&;s Sho Practice of Surgery,E25,Page-1194